diff --git a/Documentation/devicetree/bindings/nvmem/mxs-ocotp.yaml b/Documentation/devicetree/bindings/nvmem/mxs-ocotp.yaml index ff317fd7c15bf..2e1fcff3c2801 100644 --- a/Documentation/devicetree/bindings/nvmem/mxs-ocotp.yaml +++ b/Documentation/devicetree/bindings/nvmem/mxs-ocotp.yaml @@ -14,9 +14,11 @@ allOf: properties: compatible: - enum: - - fsl,imx23-ocotp - - fsl,imx28-ocotp + items: + - enum: + - fsl,imx23-ocotp + - fsl,imx28-ocotp + - const: fsl,ocotp "#address-cells": const: 1 @@ -40,7 +42,7 @@ additionalProperties: false examples: - | ocotp: efuse@8002c000 { - compatible = "fsl,imx28-ocotp"; + compatible = "fsl,imx28-ocotp", "fsl,ocotp"; #address-cells = <1>; #size-cells = <1>; reg = <0x8002c000 0x2000>; diff --git a/Makefile b/Makefile index 5ba86be42e7c9..134fba99314d9 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 5 PATCHLEVEL = 10 -SUBLEVEL = 205 +SUBLEVEL = 206 EXTRAVERSION = NAME = Dare mighty things diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi index f09a61cac2dc9..3d064eb290997 100644 --- a/arch/arm/boot/dts/am33xx.dtsi +++ b/arch/arm/boot/dts/am33xx.dtsi @@ -347,6 +347,7 @@ , , ; + ti,sysc-delay-us = <2>; clocks = <&l3s_clkctrl AM3_L3S_USB_OTG_HS_CLKCTRL 0>; clock-names = "fck"; #address-cells = <1>; diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index 59755b5a1ad7a..75091aa7269ae 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -793,11 +793,16 @@ void __init omap_soc_device_init(void) soc_dev_attr->machine = soc_name; soc_dev_attr->family = omap_get_family(); + if (!soc_dev_attr->family) { + kfree(soc_dev_attr); + return; + } soc_dev_attr->revision = soc_rev; soc_dev_attr->custom_attr_group = omap_soc_groups[0]; soc_dev = soc_device_register(soc_dev_attr); if (IS_ERR(soc_dev)) { + kfree(soc_dev_attr->family); kfree(soc_dev_attr); return; } diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 18ebacf298891..57839f63074f7 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -468,7 +468,6 @@ config MACH_LOONGSON2EF config MACH_LOONGSON64 bool "Loongson 64-bit family of machines" - select ARCH_DMA_DEFAULT_COHERENT select ARCH_SPARSEMEM_ENABLE select ARCH_MIGHT_HAVE_PC_PARPORT select ARCH_MIGHT_HAVE_PC_SERIO @@ -1380,7 +1379,6 @@ config CPU_LOONGSON64 select CPU_SUPPORTS_MSA select CPU_DIEI_BROKEN if !LOONGSON3_ENHANCEMENT select CPU_MIPSR2_IRQ_VI - select DMA_NONCOHERENT select WEAK_ORDERING select WEAK_REORDERING_BEYOND_LLSC select MIPS_ASID_BITS_VARIABLE diff --git a/arch/mips/include/asm/mach-loongson64/boot_param.h b/arch/mips/include/asm/mach-loongson64/boot_param.h index de0bd14d798aa..afc92b7a61c60 100644 --- a/arch/mips/include/asm/mach-loongson64/boot_param.h +++ b/arch/mips/include/asm/mach-loongson64/boot_param.h @@ -117,8 +117,7 @@ struct irq_source_routing_table { u64 pci_io_start_addr; u64 pci_io_end_addr; u64 pci_config_addr; - u16 dma_mask_bits; - u16 dma_noncoherent; + u32 dma_mask_bits; } __packed; struct interface_info { diff --git a/arch/mips/loongson64/env.c b/arch/mips/loongson64/env.c index a59bae36f86a7..134cb8e9efc21 100644 --- a/arch/mips/loongson64/env.c +++ b/arch/mips/loongson64/env.c @@ -13,8 +13,6 @@ * Copyright (C) 2009 Lemote Inc. * Author: Wu Zhangjin, wuzhangjin@gmail.com */ - -#include #include #include #include @@ -133,14 +131,8 @@ void __init prom_init_env(void) loongson_sysconf.pci_io_base = eirq_source->pci_io_start_addr; loongson_sysconf.dma_mask_bits = eirq_source->dma_mask_bits; if (loongson_sysconf.dma_mask_bits < 32 || - loongson_sysconf.dma_mask_bits > 64) { + loongson_sysconf.dma_mask_bits > 64) loongson_sysconf.dma_mask_bits = 32; - dma_default_coherent = true; - } else { - dma_default_coherent = !eirq_source->dma_noncoherent; - } - - pr_info("Firmware: Coherent DMA: %s\n", dma_default_coherent ? "on" : "off"); loongson_sysconf.restart_addr = boot_p->reset_system.ResetWarm; loongson_sysconf.poweroff_addr = boot_p->reset_system.Shutdown; diff --git a/arch/s390/include/asm/fpu/api.h b/arch/s390/include/asm/fpu/api.h index 34a7ae68485c6..be16a6c0f1276 100644 --- a/arch/s390/include/asm/fpu/api.h +++ b/arch/s390/include/asm/fpu/api.h @@ -76,7 +76,7 @@ static inline int test_fp_ctl(u32 fpc) #define KERNEL_VXR_HIGH (KERNEL_VXR_V16V23|KERNEL_VXR_V24V31) #define KERNEL_VXR (KERNEL_VXR_LOW|KERNEL_VXR_HIGH) -#define KERNEL_FPR (KERNEL_FPC|KERNEL_VXR_V0V7) +#define KERNEL_FPR (KERNEL_FPC|KERNEL_VXR_LOW) struct kernel_fpu; diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c index d58621f0fe515..9e0a3daa838c2 100644 --- a/arch/x86/kernel/alternative.c +++ b/arch/x86/kernel/alternative.c @@ -1093,8 +1093,8 @@ void __init_or_module text_poke_early(void *addr, const void *opcode, } else { local_irq_save(flags); memcpy(addr, opcode, len); - local_irq_restore(flags); sync_core(); + local_irq_restore(flags); /* * Could also do a CLFLUSH here to speed up CPU recovery; but diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c index ef8c7bfd79a8f..b1aa793b9eeda 100644 --- a/drivers/bus/ti-sysc.c +++ b/drivers/bus/ti-sysc.c @@ -2093,13 +2093,23 @@ static int sysc_reset(struct sysc *ddata) sysc_val = sysc_read_sysconfig(ddata); sysc_val |= sysc_mask; sysc_write(ddata, sysc_offset, sysc_val); - /* Flush posted write */ + + /* + * Some devices need a delay before reading registers + * after reset. Presumably a srst_udelay is not needed + * for devices that use a rstctrl register reset. + */ + if (ddata->cfg.srst_udelay) + fsleep(ddata->cfg.srst_udelay); + + /* + * Flush posted write. For devices needing srst_udelay + * this should trigger an interconnect error if the + * srst_udelay value is needed but not configured. + */ sysc_val = sysc_read_sysconfig(ddata); } - if (ddata->cfg.srst_udelay) - fsleep(ddata->cfg.srst_udelay); - if (ddata->post_reset_quirk) ddata->post_reset_quirk(ddata); diff --git a/drivers/i2c/busses/i2c-aspeed.c b/drivers/i2c/busses/i2c-aspeed.c index a1bc8a2c3eadc..b915dfcff00d8 100644 --- a/drivers/i2c/busses/i2c-aspeed.c +++ b/drivers/i2c/busses/i2c-aspeed.c @@ -250,18 +250,46 @@ static u32 aspeed_i2c_slave_irq(struct aspeed_i2c_bus *bus, u32 irq_status) if (!slave) return 0; - command = readl(bus->base + ASPEED_I2C_CMD_REG); + /* + * Handle stop conditions early, prior to SLAVE_MATCH. Some masters may drive + * transfers with low enough latency between the nak/stop phase of the current + * command and the start/address phase of the following command that the + * interrupts are coalesced by the time we process them. + */ + if (irq_status & ASPEED_I2CD_INTR_NORMAL_STOP) { + irq_handled |= ASPEED_I2CD_INTR_NORMAL_STOP; + bus->slave_state = ASPEED_I2C_SLAVE_STOP; + } + + if (irq_status & ASPEED_I2CD_INTR_TX_NAK && + bus->slave_state == ASPEED_I2C_SLAVE_READ_PROCESSED) { + irq_handled |= ASPEED_I2CD_INTR_TX_NAK; + bus->slave_state = ASPEED_I2C_SLAVE_STOP; + } + + /* Propagate any stop conditions to the slave implementation. */ + if (bus->slave_state == ASPEED_I2C_SLAVE_STOP) { + i2c_slave_event(slave, I2C_SLAVE_STOP, &value); + bus->slave_state = ASPEED_I2C_SLAVE_INACTIVE; + } - /* Slave was requested, restart state machine. */ + /* + * Now that we've dealt with any potentially coalesced stop conditions, + * address any start conditions. + */ if (irq_status & ASPEED_I2CD_INTR_SLAVE_MATCH) { irq_handled |= ASPEED_I2CD_INTR_SLAVE_MATCH; bus->slave_state = ASPEED_I2C_SLAVE_START; } - /* Slave is not currently active, irq was for someone else. */ + /* + * If the slave has been stopped and not started then slave interrupt + * handling is complete. + */ if (bus->slave_state == ASPEED_I2C_SLAVE_INACTIVE) return irq_handled; + command = readl(bus->base + ASPEED_I2C_CMD_REG); dev_dbg(bus->dev, "slave irq status 0x%08x, cmd 0x%08x\n", irq_status, command); @@ -280,17 +308,6 @@ static u32 aspeed_i2c_slave_irq(struct aspeed_i2c_bus *bus, u32 irq_status) irq_handled |= ASPEED_I2CD_INTR_RX_DONE; } - /* Slave was asked to stop. */ - if (irq_status & ASPEED_I2CD_INTR_NORMAL_STOP) { - irq_handled |= ASPEED_I2CD_INTR_NORMAL_STOP; - bus->slave_state = ASPEED_I2C_SLAVE_STOP; - } - if (irq_status & ASPEED_I2CD_INTR_TX_NAK && - bus->slave_state == ASPEED_I2C_SLAVE_READ_PROCESSED) { - irq_handled |= ASPEED_I2CD_INTR_TX_NAK; - bus->slave_state = ASPEED_I2C_SLAVE_STOP; - } - switch (bus->slave_state) { case ASPEED_I2C_SLAVE_READ_REQUESTED: if (unlikely(irq_status & ASPEED_I2CD_INTR_TX_ACK)) @@ -319,8 +336,7 @@ static u32 aspeed_i2c_slave_irq(struct aspeed_i2c_bus *bus, u32 irq_status) i2c_slave_event(slave, I2C_SLAVE_WRITE_RECEIVED, &value); break; case ASPEED_I2C_SLAVE_STOP: - i2c_slave_event(slave, I2C_SLAVE_STOP, &value); - bus->slave_state = ASPEED_I2C_SLAVE_INACTIVE; + /* Stop event handling is done early. Unreachable. */ break; case ASPEED_I2C_SLAVE_START: /* Slave was just started. Waiting for the next event. */; diff --git a/drivers/iio/adc/ti_am335x_adc.c b/drivers/iio/adc/ti_am335x_adc.c index e946903b09936..0ae57d6cfc494 100644 --- a/drivers/iio/adc/ti_am335x_adc.c +++ b/drivers/iio/adc/ti_am335x_adc.c @@ -640,8 +640,10 @@ static int tiadc_probe(struct platform_device *pdev) platform_set_drvdata(pdev, indio_dev); err = tiadc_request_dma(pdev, adc_dev); - if (err && err == -EPROBE_DEFER) + if (err && err != -ENODEV) { + dev_err_probe(&pdev->dev, err, "DMA request failed\n"); goto err_dma; + } return 0; diff --git a/drivers/iio/common/ms_sensors/ms_sensors_i2c.c b/drivers/iio/common/ms_sensors/ms_sensors_i2c.c index b9e2038d05ef4..74806807a0716 100644 --- a/drivers/iio/common/ms_sensors/ms_sensors_i2c.c +++ b/drivers/iio/common/ms_sensors/ms_sensors_i2c.c @@ -15,8 +15,8 @@ /* Conversion times in us */ static const u16 ms_sensors_ht_t_conversion_time[] = { 50000, 25000, 13000, 7000 }; -static const u16 ms_sensors_ht_h_conversion_time[] = { 16000, 3000, - 5000, 8000 }; +static const u16 ms_sensors_ht_h_conversion_time[] = { 16000, 5000, + 3000, 8000 }; static const u16 ms_sensors_tp_conversion_time[] = { 500, 1100, 2100, 4100, 8220, 16440 }; diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c index ae391ec4a7275..533c71a0dd01a 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c @@ -707,13 +707,13 @@ inv_mpu6050_read_raw(struct iio_dev *indio_dev, ret = inv_mpu6050_sensor_show(st, st->reg->gyro_offset, chan->channel2, val); mutex_unlock(&st->lock); - return IIO_VAL_INT; + return ret; case IIO_ACCEL: mutex_lock(&st->lock); ret = inv_mpu6050_sensor_show(st, st->reg->accl_offset, chan->channel2, val); mutex_unlock(&st->lock); - return IIO_VAL_INT; + return ret; default: return -EINVAL; diff --git a/drivers/input/keyboard/ipaq-micro-keys.c b/drivers/input/keyboard/ipaq-micro-keys.c index e3f9e445e8800..fe5a9c54ad583 100644 --- a/drivers/input/keyboard/ipaq-micro-keys.c +++ b/drivers/input/keyboard/ipaq-micro-keys.c @@ -105,6 +105,9 @@ static int micro_key_probe(struct platform_device *pdev) keys->codes = devm_kmemdup(&pdev->dev, micro_keycodes, keys->input->keycodesize * keys->input->keycodemax, GFP_KERNEL); + if (!keys->codes) + return -ENOMEM; + keys->input->keycode = keys->codes; __set_bit(EV_KEY, keys->input->evbit); diff --git a/drivers/input/misc/soc_button_array.c b/drivers/input/misc/soc_button_array.c index 67a134c8448d2..b9ef03af5263e 100644 --- a/drivers/input/misc/soc_button_array.c +++ b/drivers/input/misc/soc_button_array.c @@ -299,6 +299,11 @@ static int soc_button_parse_btn_desc(struct device *dev, info->name = "power"; info->event_code = KEY_POWER; info->wakeup = true; + } else if (upage == 0x01 && usage == 0xc6) { + info->name = "airplane mode switch"; + info->event_type = EV_SW; + info->event_code = SW_RFKILL_ALL; + info->active_low = false; } else if (upage == 0x01 && usage == 0xca) { info->name = "rotation lock switch"; info->event_type = EV_SW; diff --git a/drivers/interconnect/core.c b/drivers/interconnect/core.c index 7db6d0fc6ec2e..9390e22106631 100644 --- a/drivers/interconnect/core.c +++ b/drivers/interconnect/core.c @@ -380,6 +380,9 @@ struct icc_node_data *of_icc_get_from_provider(struct of_phandle_args *spec) } mutex_unlock(&icc_lock); + if (!node) + return ERR_PTR(-EINVAL); + if (IS_ERR(node)) return ERR_CAST(node); diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c index 1667ac1406098..62cae34ca3b43 100644 --- a/drivers/md/dm-integrity.c +++ b/drivers/md/dm-integrity.c @@ -1657,11 +1657,12 @@ static void integrity_metadata(struct work_struct *w) sectors_to_process = dio->range.n_sectors; __bio_for_each_segment(bv, bio, iter, dio->bio_details.bi_iter) { + struct bio_vec bv_copy = bv; unsigned pos; char *mem, *checksums_ptr; again: - mem = (char *)kmap_atomic(bv.bv_page) + bv.bv_offset; + mem = (char *)kmap_atomic(bv_copy.bv_page) + bv_copy.bv_offset; pos = 0; checksums_ptr = checksums; do { @@ -1670,7 +1671,7 @@ again: sectors_to_process -= ic->sectors_per_block; pos += ic->sectors_per_block << SECTOR_SHIFT; sector += ic->sectors_per_block; - } while (pos < bv.bv_len && sectors_to_process && checksums != checksums_onstack); + } while (pos < bv_copy.bv_len && sectors_to_process && checksums != checksums_onstack); kunmap_atomic(mem); r = dm_integrity_rw_tag(ic, checksums, &dio->metadata_block, &dio->metadata_offset, @@ -1691,9 +1692,9 @@ again: if (!sectors_to_process) break; - if (unlikely(pos < bv.bv_len)) { - bv.bv_offset += pos; - bv.bv_len -= pos; + if (unlikely(pos < bv_copy.bv_len)) { + bv_copy.bv_offset += pos; + bv_copy.bv_len -= pos; goto again; } } diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c index 696ce3c5a8ba3..e8772972bc2f0 100644 --- a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c +++ b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c @@ -866,10 +866,13 @@ static int atl1e_setup_ring_resources(struct atl1e_adapter *adapter) netdev_err(adapter->netdev, "offset(%d) > ring size(%d) !!\n", offset, adapter->ring_size); err = -1; - goto failed; + goto free_buffer; } return 0; +free_buffer: + kfree(tx_ring->tx_buffer); + tx_ring->tx_buffer = NULL; failed: if (adapter->ring_vir_addr != NULL) { dma_free_coherent(&pdev->dev, adapter->ring_size, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c index 86088ccab23aa..d49fd21f49637 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c @@ -691,7 +691,7 @@ static void mlx5_fw_tracer_handle_traces(struct work_struct *work) while (block_timestamp > tracer->last_timestamp) { /* Check block override if it's not the first block */ - if (!tracer->last_timestamp) { + if (tracer->last_timestamp) { u64 *ts_event; /* To avoid block override be the HW in case of buffer * wraparound, the time stamp of the previous block diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c index 05bcd69994eca..90930e54b6f28 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c @@ -267,6 +267,9 @@ int mlx5e_tc_tun_create_header_ipv4(struct mlx5e_priv *priv, if (err) goto destroy_neigh_entry; + e->encap_size = ipv4_encap_size; + e->encap_header = encap_header; + if (!(nud_state & NUD_VALID)) { neigh_event_send(n, NULL); /* the encap entry will be made valid on neigh update event @@ -283,8 +286,6 @@ int mlx5e_tc_tun_create_header_ipv4(struct mlx5e_priv *priv, goto destroy_neigh_entry; } - e->encap_size = ipv4_encap_size; - e->encap_header = encap_header; e->flags |= MLX5_ENCAP_ENTRY_VALID; mlx5e_rep_queue_neigh_stats_work(netdev_priv(out_dev)); mlx5e_route_lookup_ipv4_put(route_dev, n); @@ -430,6 +431,9 @@ int mlx5e_tc_tun_create_header_ipv6(struct mlx5e_priv *priv, if (err) goto destroy_neigh_entry; + e->encap_size = ipv6_encap_size; + e->encap_header = encap_header; + if (!(nud_state & NUD_VALID)) { neigh_event_send(n, NULL); /* the encap entry will be made valid on neigh update event @@ -447,8 +451,6 @@ int mlx5e_tc_tun_create_header_ipv6(struct mlx5e_priv *priv, goto destroy_neigh_entry; } - e->encap_size = ipv6_encap_size; - e->encap_header = encap_header; e->flags |= MLX5_ENCAP_ENTRY_VALID; mlx5e_rep_queue_neigh_stats_work(netdev_priv(out_dev)); mlx5e_route_lookup_ipv6_put(route_dev, n); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c index f9f1a79d6bddb..6512bb231e7e0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c @@ -68,7 +68,7 @@ static void mlx5e_rep_get_drvinfo(struct net_device *dev, count = snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), "%d.%d.%04d (%.16s)", fw_rev_maj(mdev), fw_rev_min(mdev), fw_rev_sub(mdev), mdev->board_id); - if (count == sizeof(drvinfo->fw_version)) + if (count >= sizeof(drvinfo->fw_version)) snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), "%d.%d.%04d", fw_rev_maj(mdev), fw_rev_min(mdev), fw_rev_sub(mdev)); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/vport.c b/drivers/net/ethernet/mellanox/mlx5/core/vport.c index fc91bbf7d0c37..e77cf11356c07 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/vport.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/vport.c @@ -276,7 +276,7 @@ int mlx5_query_nic_vport_mac_list(struct mlx5_core_dev *dev, req_list_size = max_list_size; } - out_sz = MLX5_ST_SZ_BYTES(query_nic_vport_context_in) + + out_sz = MLX5_ST_SZ_BYTES(query_nic_vport_context_out) + req_list_size * MLX5_ST_SZ_BYTES(mac_address_layout); out = kzalloc(out_sz, GFP_KERNEL); diff --git a/drivers/net/ethernet/micrel/ks8851.h b/drivers/net/ethernet/micrel/ks8851.h index 2b319e4511217..0f37448d26659 100644 --- a/drivers/net/ethernet/micrel/ks8851.h +++ b/drivers/net/ethernet/micrel/ks8851.h @@ -350,6 +350,8 @@ union ks8851_tx_hdr { * @rxd: Space for receiving SPI data, in DMA-able space. * @txd: Space for transmitting SPI data, in DMA-able space. * @msg_enable: The message flags controlling driver output (see ethtool). + * @tx_space: Free space in the hardware TX buffer (cached copy of KS_TXMIR). + * @queued_len: Space required in hardware TX buffer for queued packets in txq. * @fid: Incrementing frame id tag. * @rc_ier: Cached copy of KS_IER. * @rc_ccr: Cached copy of KS_CCR. @@ -398,6 +400,7 @@ struct ks8851_net { struct work_struct rxctrl_work; struct sk_buff_head txq; + unsigned int queued_len; struct eeprom_93cx6 eeprom; struct regulator *vdd_reg; diff --git a/drivers/net/ethernet/micrel/ks8851_common.c b/drivers/net/ethernet/micrel/ks8851_common.c index f74eae8eed02f..3d0ac7f3c87e1 100644 --- a/drivers/net/ethernet/micrel/ks8851_common.c +++ b/drivers/net/ethernet/micrel/ks8851_common.c @@ -363,16 +363,18 @@ static irqreturn_t ks8851_irq(int irq, void *_ks) handled |= IRQ_RXPSI; if (status & IRQ_TXI) { - handled |= IRQ_TXI; + unsigned short tx_space = ks8851_rdreg16(ks, KS_TXMIR); - /* no lock here, tx queue should have been stopped */ + netif_dbg(ks, intr, ks->netdev, + "%s: txspace %d\n", __func__, tx_space); - /* update our idea of how much tx space is available to the - * system */ - ks->tx_space = ks8851_rdreg16(ks, KS_TXMIR); + spin_lock(&ks->statelock); + ks->tx_space = tx_space; + if (netif_queue_stopped(ks->netdev)) + netif_wake_queue(ks->netdev); + spin_unlock(&ks->statelock); - netif_dbg(ks, intr, ks->netdev, - "%s: txspace %d\n", __func__, ks->tx_space); + handled |= IRQ_TXI; } if (status & IRQ_RXI) @@ -415,9 +417,6 @@ static irqreturn_t ks8851_irq(int irq, void *_ks) if (status & IRQ_LCI) mii_check_link(&ks->mii); - if (status & IRQ_TXI) - netif_wake_queue(ks->netdev); - return IRQ_HANDLED; } @@ -501,6 +500,7 @@ static int ks8851_net_open(struct net_device *dev) ks8851_wrreg16(ks, KS_ISR, ks->rc_ier); ks8851_wrreg16(ks, KS_IER, ks->rc_ier); + ks->queued_len = 0; netif_start_queue(ks->netdev); netif_dbg(ks, ifup, ks->netdev, "network device up\n"); diff --git a/drivers/net/ethernet/micrel/ks8851_spi.c b/drivers/net/ethernet/micrel/ks8851_spi.c index 4ec7f16159775..8fb5a4cd21bb7 100644 --- a/drivers/net/ethernet/micrel/ks8851_spi.c +++ b/drivers/net/ethernet/micrel/ks8851_spi.c @@ -288,6 +288,18 @@ static void ks8851_wrfifo_spi(struct ks8851_net *ks, struct sk_buff *txp, netdev_err(ks->netdev, "%s: spi_sync() failed\n", __func__); } +/** + * calc_txlen - calculate size of message to send packet + * @len: Length of data + * + * Returns the size of the TXFIFO message needed to send + * this packet. + */ +static unsigned int calc_txlen(unsigned int len) +{ + return ALIGN(len + 4, 4); +} + /** * ks8851_rx_skb_spi - receive skbuff * @ks: The device state @@ -307,7 +319,9 @@ static void ks8851_rx_skb_spi(struct ks8851_net *ks, struct sk_buff *skb) */ static void ks8851_tx_work(struct work_struct *work) { + unsigned int dequeued_len = 0; struct ks8851_net_spi *kss; + unsigned short tx_space; struct ks8851_net *ks; unsigned long flags; struct sk_buff *txb; @@ -324,6 +338,8 @@ static void ks8851_tx_work(struct work_struct *work) last = skb_queue_empty(&ks->txq); if (txb) { + dequeued_len += calc_txlen(txb->len); + ks8851_wrreg16_spi(ks, KS_RXQCR, ks->rc_rxqcr | RXQCR_SDA); ks8851_wrfifo_spi(ks, txb, last); @@ -334,6 +350,13 @@ static void ks8851_tx_work(struct work_struct *work) } } + tx_space = ks8851_rdreg16_spi(ks, KS_TXMIR); + + spin_lock(&ks->statelock); + ks->queued_len -= dequeued_len; + ks->tx_space = tx_space; + spin_unlock(&ks->statelock); + ks8851_unlock_spi(ks, &flags); } @@ -348,18 +371,6 @@ static void ks8851_flush_tx_work_spi(struct ks8851_net *ks) flush_work(&kss->tx_work); } -/** - * calc_txlen - calculate size of message to send packet - * @len: Length of data - * - * Returns the size of the TXFIFO message needed to send - * this packet. - */ -static unsigned int calc_txlen(unsigned int len) -{ - return ALIGN(len + 4, 4); -} - /** * ks8851_start_xmit_spi - transmit packet using SPI * @skb: The buffer to transmit @@ -388,16 +399,17 @@ static netdev_tx_t ks8851_start_xmit_spi(struct sk_buff *skb, spin_lock(&ks->statelock); - if (needed > ks->tx_space) { + if (ks->queued_len + needed > ks->tx_space) { netif_stop_queue(dev); ret = NETDEV_TX_BUSY; } else { - ks->tx_space -= needed; + ks->queued_len += needed; skb_queue_tail(&ks->txq, skb); } spin_unlock(&ks->statelock); - schedule_work(&kss->tx_work); + if (ret == NETDEV_TX_OK) + schedule_work(&kss->tx_work); return ret; } diff --git a/drivers/pinctrl/pinctrl-at91-pio4.c b/drivers/pinctrl/pinctrl-at91-pio4.c index bf8aa0ea35d1b..e26c496cdfb85 100644 --- a/drivers/pinctrl/pinctrl-at91-pio4.c +++ b/drivers/pinctrl/pinctrl-at91-pio4.c @@ -999,6 +999,13 @@ static const struct of_device_id atmel_pctrl_of_match[] = { } }; +/* + * This lock class allows to tell lockdep that parent IRQ and children IRQ do + * not share the same class so it does not raise false positive + */ +static struct lock_class_key atmel_lock_key; +static struct lock_class_key atmel_request_key; + static int atmel_pinctrl_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; @@ -1148,6 +1155,7 @@ static int atmel_pinctrl_probe(struct platform_device *pdev) irq_set_chip_and_handler(irq, &atmel_gpio_irq_chip, handle_simple_irq); irq_set_chip_data(irq, atmel_pioctrl); + irq_set_lockdep_class(irq, &atmel_lock_key, &atmel_request_key); dev_dbg(dev, "atmel gpio irq domain: hwirq: %d, linux irq: %d\n", i, irq); diff --git a/drivers/reset/core.c b/drivers/reset/core.c index f93388b9a4a1f..662867435fbe8 100644 --- a/drivers/reset/core.c +++ b/drivers/reset/core.c @@ -599,6 +599,9 @@ static void __reset_control_put_internal(struct reset_control *rstc) { lockdep_assert_held(&reset_list_mutex); + if (IS_ERR_OR_NULL(rstc)) + return; + kref_put(&rstc->refcnt, __reset_control_release); } diff --git a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c index 8f47bf83694f6..45dbab8cbb548 100644 --- a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c +++ b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c @@ -430,7 +430,6 @@ static int bnx2fc_rcv(struct sk_buff *skb, struct net_device *dev, struct fcoe_ctlr *ctlr; struct fcoe_rcv_info *fr; struct fcoe_percpu_s *bg; - struct sk_buff *tmp_skb; interface = container_of(ptype, struct bnx2fc_interface, fcoe_packet_type); @@ -442,11 +441,9 @@ static int bnx2fc_rcv(struct sk_buff *skb, struct net_device *dev, goto err; } - tmp_skb = skb_share_check(skb, GFP_ATOMIC); - if (!tmp_skb) - goto err; - - skb = tmp_skb; + skb = skb_share_check(skb, GFP_ATOMIC); + if (!skb) + return -1; if (unlikely(eth_hdr(skb)->h_proto != htons(ETH_P_FCOE))) { printk(KERN_ERR PFX "bnx2fc_rcv: Wrong FC type frame\n"); diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c index d6c25a88cebc9..034f2c8a9e0b5 100644 --- a/drivers/scsi/scsi.c +++ b/drivers/scsi/scsi.c @@ -197,7 +197,7 @@ void scsi_finish_command(struct scsi_cmnd *cmd) "(result %x)\n", cmd->result)); good_bytes = scsi_bufflen(cmd); - if (!blk_rq_is_passthrough(cmd->request)) { + if (!blk_rq_is_passthrough(scsi_cmd_to_rq(cmd))) { int old_good_bytes = good_bytes; drv = scsi_cmd_to_driver(cmd); if (drv->done) diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index 0c4bc42b55c20..30eb8769dbab9 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -50,8 +50,6 @@ #include -static void scsi_eh_done(struct scsi_cmnd *scmd); - /* * These should *probably* be handled by the host itself. * Since it is allowed to sleep, it probably should. @@ -230,7 +228,7 @@ scsi_abort_command(struct scsi_cmnd *scmd) */ static void scsi_eh_reset(struct scsi_cmnd *scmd) { - if (!blk_rq_is_passthrough(scmd->request)) { + if (!blk_rq_is_passthrough(scsi_cmd_to_rq(scmd))) { struct scsi_driver *sdrv = scsi_cmd_to_driver(scmd); if (sdrv->eh_reset) sdrv->eh_reset(scmd); @@ -500,7 +498,8 @@ int scsi_check_sense(struct scsi_cmnd *scmd) /* handler does not care. Drop down to default handling */ } - if (scmd->cmnd[0] == TEST_UNIT_READY && scmd->scsi_done != scsi_eh_done) + if (scmd->cmnd[0] == TEST_UNIT_READY && + scmd->submitter != SUBMITTED_BY_SCSI_ERROR_HANDLER) /* * nasty: for mid-layer issued TURs, we need to return the * actual sense data without any recovery attempt. For eh @@ -768,7 +767,7 @@ static int scsi_eh_completed_normally(struct scsi_cmnd *scmd) * scsi_eh_done - Completion function for error handling. * @scmd: Cmd that is done. */ -static void scsi_eh_done(struct scsi_cmnd *scmd) +void scsi_eh_done(struct scsi_cmnd *scmd) { struct completion *eh_action; @@ -1068,7 +1067,8 @@ retry: shost->eh_action = &done; scsi_log_send(scmd); - scmd->scsi_done = scsi_eh_done; + scmd->submitter = SUBMITTED_BY_SCSI_ERROR_HANDLER; + scmd->flags |= SCMD_LAST; /* * Lock sdev->state_mutex to avoid that scsi_device_quiesce() can @@ -1095,6 +1095,7 @@ retry: if (rtn) { if (timeleft > stall_for) { scsi_eh_restore_cmnd(scmd, &ses); + timeleft -= stall_for; msleep(jiffies_to_msecs(stall_for)); goto retry; @@ -1167,7 +1168,7 @@ static int scsi_request_sense(struct scsi_cmnd *scmd) static int scsi_eh_action(struct scsi_cmnd *scmd, int rtn) { - if (!blk_rq_is_passthrough(scmd->request)) { + if (!blk_rq_is_passthrough(scsi_cmd_to_rq(scmd))) { struct scsi_driver *sdrv = scsi_cmd_to_driver(scmd); if (sdrv->eh_action) rtn = sdrv->eh_action(scmd, rtn); @@ -1733,22 +1734,24 @@ static void scsi_eh_offline_sdevs(struct list_head *work_q, */ int scsi_noretry_cmd(struct scsi_cmnd *scmd) { + struct request *req = scsi_cmd_to_rq(scmd); + switch (host_byte(scmd->result)) { case DID_OK: break; case DID_TIME_OUT: goto check_type; case DID_BUS_BUSY: - return (scmd->request->cmd_flags & REQ_FAILFAST_TRANSPORT); + return req->cmd_flags & REQ_FAILFAST_TRANSPORT; case DID_PARITY: - return (scmd->request->cmd_flags & REQ_FAILFAST_DEV); + return req->cmd_flags & REQ_FAILFAST_DEV; case DID_ERROR: if (msg_byte(scmd->result) == COMMAND_COMPLETE && status_byte(scmd->result) == RESERVATION_CONFLICT) return 0; fallthrough; case DID_SOFT_ERROR: - return (scmd->request->cmd_flags & REQ_FAILFAST_DRIVER); + return req->cmd_flags & REQ_FAILFAST_DRIVER; } if (status_byte(scmd->result) != CHECK_CONDITION) @@ -1759,8 +1762,7 @@ check_type: * assume caller has checked sense and determined * the check condition was retryable. */ - if (scmd->request->cmd_flags & REQ_FAILFAST_DEV || - blk_rq_is_passthrough(scmd->request)) + if (req->cmd_flags & REQ_FAILFAST_DEV || blk_rq_is_passthrough(req)) return 1; return 0; @@ -2321,11 +2323,6 @@ void scsi_report_device_reset(struct Scsi_Host *shost, int channel, int target) } EXPORT_SYMBOL(scsi_report_device_reset); -static void -scsi_reset_provider_done_command(struct scsi_cmnd *scmd) -{ -} - /** * scsi_ioctl_reset: explicitly reset a host/bus/target/device * @dev: scsi_device to operate on @@ -2362,7 +2359,8 @@ scsi_ioctl_reset(struct scsi_device *dev, int __user *arg) scmd->request = rq; scmd->cmnd = scsi_req(rq)->cmd; - scmd->scsi_done = scsi_reset_provider_done_command; + scmd->submitter = SUBMITTED_BY_SCSI_RESET_IOCTL; + scmd->flags |= SCMD_LAST; memset(&scmd->sdb, 0, sizeof(scmd->sdb)); scmd->cmd_len = 0; diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 99b90031500b2..20c2700e1f639 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -153,13 +153,15 @@ scsi_set_blocked(struct scsi_cmnd *cmd, int reason) static void scsi_mq_requeue_cmd(struct scsi_cmnd *cmd) { - if (cmd->request->rq_flags & RQF_DONTPREP) { - cmd->request->rq_flags &= ~RQF_DONTPREP; + struct request *rq = scsi_cmd_to_rq(cmd); + + if (rq->rq_flags & RQF_DONTPREP) { + rq->rq_flags &= ~RQF_DONTPREP; scsi_mq_uninit_cmd(cmd); } else { WARN_ON_ONCE(true); } - blk_mq_requeue_request(cmd->request, true); + blk_mq_requeue_request(rq, true); } /** @@ -198,7 +200,7 @@ static void __scsi_queue_insert(struct scsi_cmnd *cmd, int reason, bool unbusy) */ cmd->result = 0; - blk_mq_requeue_request(cmd->request, true); + blk_mq_requeue_request(scsi_cmd_to_rq(cmd), true); } /** @@ -508,7 +510,7 @@ void scsi_run_host_queues(struct Scsi_Host *shost) static void scsi_uninit_cmd(struct scsi_cmnd *cmd) { - if (!blk_rq_is_passthrough(cmd->request)) { + if (!blk_rq_is_passthrough(scsi_cmd_to_rq(cmd))) { struct scsi_driver *drv = scsi_cmd_to_driver(cmd); if (drv->uninit_command) @@ -658,7 +660,7 @@ static void scsi_io_completion_reprep(struct scsi_cmnd *cmd, static bool scsi_cmd_runtime_exceeced(struct scsi_cmnd *cmd) { - struct request *req = cmd->request; + struct request *req = scsi_cmd_to_rq(cmd); unsigned long wait_for; if (cmd->allowed == SCSI_CMD_RETRIES_NO_LIMIT) @@ -677,7 +679,7 @@ static bool scsi_cmd_runtime_exceeced(struct scsi_cmnd *cmd) static void scsi_io_completion_action(struct scsi_cmnd *cmd, int result) { struct request_queue *q = cmd->device->request_queue; - struct request *req = cmd->request; + struct request *req = scsi_cmd_to_rq(cmd); int level = 0; enum {ACTION_FAIL, ACTION_REPREP, ACTION_RETRY, ACTION_DELAYED_RETRY} action; @@ -849,7 +851,7 @@ static int scsi_io_completion_nz_result(struct scsi_cmnd *cmd, int result, { bool sense_valid; bool sense_current = true; /* false implies "deferred sense" */ - struct request *req = cmd->request; + struct request *req = scsi_cmd_to_rq(cmd); struct scsi_sense_hdr sshdr; sense_valid = scsi_command_normalize_sense(cmd, &sshdr); @@ -938,7 +940,7 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes) { int result = cmd->result; struct request_queue *q = cmd->device->request_queue; - struct request *req = cmd->request; + struct request *req = scsi_cmd_to_rq(cmd); blk_status_t blk_stat = BLK_STS_OK; if (unlikely(result)) /* a nz result may or may not be an error */ @@ -1006,7 +1008,7 @@ static inline bool scsi_cmd_needs_dma_drain(struct scsi_device *sdev, blk_status_t scsi_alloc_sgtables(struct scsi_cmnd *cmd) { struct scsi_device *sdev = cmd->device; - struct request *rq = cmd->request; + struct request *rq = scsi_cmd_to_rq(cmd); unsigned short nr_segs = blk_rq_nr_phys_segments(rq); struct scatterlist *last_sg = NULL; blk_status_t ret; @@ -1135,7 +1137,7 @@ void scsi_init_command(struct scsi_device *dev, struct scsi_cmnd *cmd) { void *buf = cmd->sense_buffer; void *prot = cmd->prot_sdb; - struct request *rq = blk_mq_rq_from_pdu(cmd); + struct request *rq = scsi_cmd_to_rq(cmd); unsigned int flags = cmd->flags & SCMD_PRESERVED_FLAGS; unsigned long jiffies_at_alloc; int retries, to_clear; @@ -1594,12 +1596,21 @@ static blk_status_t scsi_prepare_cmd(struct request *req) static void scsi_mq_done(struct scsi_cmnd *cmd) { - if (unlikely(blk_should_fake_timeout(cmd->request->q))) + switch (cmd->submitter) { + case SUBMITTED_BY_BLOCK_LAYER: + break; + case SUBMITTED_BY_SCSI_ERROR_HANDLER: + return scsi_eh_done(cmd); + case SUBMITTED_BY_SCSI_RESET_IOCTL: + return; + } + + if (unlikely(blk_should_fake_timeout(scsi_cmd_to_rq(cmd)->q))) return; if (unlikely(test_and_set_bit(SCMD_STATE_COMPLETE, &cmd->state))) return; trace_scsi_dispatch_cmd_done(cmd); - blk_mq_complete_request(cmd->request); + blk_mq_complete_request(scsi_cmd_to_rq(cmd)); } static void scsi_mq_put_budget(struct request_queue *q) @@ -1683,6 +1694,7 @@ static blk_status_t scsi_queue_rq(struct blk_mq_hw_ctx *hctx, scsi_set_resid(cmd, 0); memset(cmd->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE); + cmd->submitter = SUBMITTED_BY_BLOCK_LAYER; cmd->scsi_done = scsi_mq_done; blk_mq_start_request(req); diff --git a/drivers/scsi/scsi_logging.c b/drivers/scsi/scsi_logging.c index 8ea44c6595efa..f0ae55ad09738 100644 --- a/drivers/scsi/scsi_logging.c +++ b/drivers/scsi/scsi_logging.c @@ -28,8 +28,9 @@ static void scsi_log_release_buffer(char *bufptr) static inline const char *scmd_name(const struct scsi_cmnd *scmd) { - return scmd->request->rq_disk ? - scmd->request->rq_disk->disk_name : NULL; + struct request *rq = scsi_cmd_to_rq((struct scsi_cmnd *)scmd); + + return rq->rq_disk ? rq->rq_disk->disk_name : NULL; } static size_t sdev_format_header(char *logbuf, size_t logbuf_len, @@ -91,7 +92,7 @@ void scmd_printk(const char *level, const struct scsi_cmnd *scmd, if (!logbuf) return; off = sdev_format_header(logbuf, logbuf_len, scmd_name(scmd), - scmd->request->tag); + scsi_cmd_to_rq((struct scsi_cmnd *)scmd)->tag); if (off < logbuf_len) { va_start(args, fmt); off += vscnprintf(logbuf + off, logbuf_len - off, fmt, args); @@ -188,7 +189,7 @@ void scsi_print_command(struct scsi_cmnd *cmd) return; off = sdev_format_header(logbuf, logbuf_len, - scmd_name(cmd), cmd->request->tag); + scmd_name(cmd), scsi_cmd_to_rq(cmd)->tag); if (off >= logbuf_len) goto out_printk; off += scnprintf(logbuf + off, logbuf_len - off, "CDB: "); @@ -210,7 +211,7 @@ void scsi_print_command(struct scsi_cmnd *cmd) off = sdev_format_header(logbuf, logbuf_len, scmd_name(cmd), - cmd->request->tag); + scsi_cmd_to_rq(cmd)->tag); if (!WARN_ON(off > logbuf_len - 58)) { off += scnprintf(logbuf + off, logbuf_len - off, "CDB[%02x]: ", k); @@ -373,7 +374,8 @@ EXPORT_SYMBOL(__scsi_print_sense); /* Normalize and print sense buffer in SCSI command */ void scsi_print_sense(const struct scsi_cmnd *cmd) { - scsi_log_print_sense(cmd->device, scmd_name(cmd), cmd->request->tag, + scsi_log_print_sense(cmd->device, scmd_name(cmd), + scsi_cmd_to_rq((struct scsi_cmnd *)cmd)->tag, cmd->sense_buffer, SCSI_SENSE_BUFFERSIZE); } EXPORT_SYMBOL(scsi_print_sense); @@ -392,8 +394,8 @@ void scsi_print_result(const struct scsi_cmnd *cmd, const char *msg, if (!logbuf) return; - off = sdev_format_header(logbuf, logbuf_len, - scmd_name(cmd), cmd->request->tag); + off = sdev_format_header(logbuf, logbuf_len, scmd_name(cmd), + scsi_cmd_to_rq((struct scsi_cmnd *)cmd)->tag); if (off >= logbuf_len) goto out_printk; diff --git a/drivers/scsi/scsi_priv.h b/drivers/scsi/scsi_priv.h index 180636d54982d..89992d8879acd 100644 --- a/drivers/scsi/scsi_priv.h +++ b/drivers/scsi/scsi_priv.h @@ -82,6 +82,7 @@ void scsi_eh_ready_devs(struct Scsi_Host *shost, int scsi_eh_get_sense(struct list_head *work_q, struct list_head *done_q); int scsi_noretry_cmd(struct scsi_cmnd *scmd); +void scsi_eh_done(struct scsi_cmnd *scmd); /* scsi_lib.c */ extern int scsi_maybe_unblock_host(struct scsi_device *sdev); diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c index 1db43cbead575..26fa3f8260fb6 100644 --- a/drivers/spi/spi-atmel.c +++ b/drivers/spi/spi-atmel.c @@ -352,8 +352,6 @@ static void cs_activate(struct atmel_spi *as, struct spi_device *spi) } mr = spi_readl(as, MR); - if (spi->cs_gpiod) - gpiod_set_value(spi->cs_gpiod, 1); } else { u32 cpol = (spi->mode & SPI_CPOL) ? SPI_BIT(CPOL) : 0; int i; @@ -369,8 +367,6 @@ static void cs_activate(struct atmel_spi *as, struct spi_device *spi) mr = spi_readl(as, MR); mr = SPI_BFINS(PCS, ~(1 << chip_select), mr); - if (spi->cs_gpiod) - gpiod_set_value(spi->cs_gpiod, 1); spi_writel(as, MR, mr); } @@ -400,8 +396,6 @@ static void cs_deactivate(struct atmel_spi *as, struct spi_device *spi) if (!spi->cs_gpiod) spi_writel(as, CR, SPI_BIT(LASTXFER)); - else - gpiod_set_value(spi->cs_gpiod, 0); } static void atmel_spi_lock(struct atmel_spi *as) __acquires(&as->lock) @@ -867,7 +861,6 @@ static int atmel_spi_set_xfer_speed(struct atmel_spi *as, * lock is held, spi irq is blocked */ static void atmel_spi_pdc_next_xfer(struct spi_master *master, - struct spi_message *msg, struct spi_transfer *xfer) { struct atmel_spi *as = spi_master_get_devdata(master); @@ -883,12 +876,12 @@ static void atmel_spi_pdc_next_xfer(struct spi_master *master, spi_writel(as, RPR, rx_dma); spi_writel(as, TPR, tx_dma); - if (msg->spi->bits_per_word > 8) + if (xfer->bits_per_word > 8) len >>= 1; spi_writel(as, RCR, len); spi_writel(as, TCR, len); - dev_dbg(&msg->spi->dev, + dev_dbg(&master->dev, " start xfer %p: len %u tx %p/%08llx rx %p/%08llx\n", xfer, xfer->len, xfer->tx_buf, (unsigned long long)xfer->tx_dma, xfer->rx_buf, @@ -902,12 +895,12 @@ static void atmel_spi_pdc_next_xfer(struct spi_master *master, spi_writel(as, RNPR, rx_dma); spi_writel(as, TNPR, tx_dma); - if (msg->spi->bits_per_word > 8) + if (xfer->bits_per_word > 8) len >>= 1; spi_writel(as, RNCR, len); spi_writel(as, TNCR, len); - dev_dbg(&msg->spi->dev, + dev_dbg(&master->dev, " next xfer %p: len %u tx %p/%08llx rx %p/%08llx\n", xfer, xfer->len, xfer->tx_buf, (unsigned long long)xfer->tx_dma, xfer->rx_buf, @@ -1277,12 +1270,28 @@ static int atmel_spi_setup(struct spi_device *spi) return 0; } +static void atmel_spi_set_cs(struct spi_device *spi, bool enable) +{ + struct atmel_spi *as = spi_master_get_devdata(spi->master); + /* the core doesn't really pass us enable/disable, but CS HIGH vs CS LOW + * since we already have routines for activate/deactivate translate + * high/low to active/inactive + */ + enable = (!!(spi->mode & SPI_CS_HIGH) == enable); + + if (enable) { + cs_activate(as, spi); + } else { + cs_deactivate(as, spi); + } + +} + static int atmel_spi_one_transfer(struct spi_master *master, - struct spi_message *msg, + struct spi_device *spi, struct spi_transfer *xfer) { struct atmel_spi *as; - struct spi_device *spi = msg->spi; u8 bits; u32 len; struct atmel_spi_device *asd; @@ -1291,11 +1300,8 @@ static int atmel_spi_one_transfer(struct spi_master *master, unsigned long dma_timeout; as = spi_master_get_devdata(master); - - if (!(xfer->tx_buf || xfer->rx_buf) && xfer->len) { - dev_dbg(&spi->dev, "missing rx or tx buf\n"); - return -EINVAL; - } + /* This lock was orignally taken in atmel_spi_trasfer_one_message */ + atmel_spi_lock(as); asd = spi->controller_state; bits = (asd->csr >> 4) & 0xf; @@ -1309,13 +1315,13 @@ static int atmel_spi_one_transfer(struct spi_master *master, * DMA map early, for performance (empties dcache ASAP) and * better fault reporting. */ - if ((!msg->is_dma_mapped) + if ((!master->cur_msg->is_dma_mapped) && as->use_pdc) { if (atmel_spi_dma_map_xfer(as, xfer) < 0) return -ENOMEM; } - atmel_spi_set_xfer_speed(as, msg->spi, xfer); + atmel_spi_set_xfer_speed(as, spi, xfer); as->done_status = 0; as->current_transfer = xfer; @@ -1324,7 +1330,7 @@ static int atmel_spi_one_transfer(struct spi_master *master, reinit_completion(&as->xfer_completion); if (as->use_pdc) { - atmel_spi_pdc_next_xfer(master, msg, xfer); + atmel_spi_pdc_next_xfer(master, xfer); } else if (atmel_spi_use_dma(as, xfer)) { len = as->current_remaining_bytes; ret = atmel_spi_next_xfer_dma_submit(master, @@ -1332,7 +1338,8 @@ static int atmel_spi_one_transfer(struct spi_master *master, if (ret) { dev_err(&spi->dev, "unable to use DMA, fallback to PIO\n"); - atmel_spi_next_xfer_pio(master, xfer); + as->done_status = ret; + break; } else { as->current_remaining_bytes -= len; if (as->current_remaining_bytes < 0) @@ -1385,90 +1392,18 @@ static int atmel_spi_one_transfer(struct spi_master *master, } else if (atmel_spi_use_dma(as, xfer)) { atmel_spi_stop_dma(master); } - - if (!msg->is_dma_mapped - && as->use_pdc) - atmel_spi_dma_unmap_xfer(master, xfer); - - return 0; - - } else { - /* only update length if no error */ - msg->actual_length += xfer->len; } - if (!msg->is_dma_mapped + if (!master->cur_msg->is_dma_mapped && as->use_pdc) atmel_spi_dma_unmap_xfer(master, xfer); - spi_transfer_delay_exec(xfer); - - if (xfer->cs_change) { - if (list_is_last(&xfer->transfer_list, - &msg->transfers)) { - as->keep_cs = true; - } else { - cs_deactivate(as, msg->spi); - udelay(10); - cs_activate(as, msg->spi); - } - } - - return 0; -} - -static int atmel_spi_transfer_one_message(struct spi_master *master, - struct spi_message *msg) -{ - struct atmel_spi *as; - struct spi_transfer *xfer; - struct spi_device *spi = msg->spi; - int ret = 0; - - as = spi_master_get_devdata(master); - - dev_dbg(&spi->dev, "new message %p submitted for %s\n", - msg, dev_name(&spi->dev)); - - atmel_spi_lock(as); - cs_activate(as, spi); - - as->keep_cs = false; - - msg->status = 0; - msg->actual_length = 0; - - list_for_each_entry(xfer, &msg->transfers, transfer_list) { - trace_spi_transfer_start(msg, xfer); - - ret = atmel_spi_one_transfer(master, msg, xfer); - if (ret) - goto msg_done; - - trace_spi_transfer_stop(msg, xfer); - } - if (as->use_pdc) atmel_spi_disable_pdc_transfer(as); - list_for_each_entry(xfer, &msg->transfers, transfer_list) { - dev_dbg(&spi->dev, - " xfer %p: len %u tx %p/%pad rx %p/%pad\n", - xfer, xfer->len, - xfer->tx_buf, &xfer->tx_dma, - xfer->rx_buf, &xfer->rx_dma); - } - -msg_done: - if (!as->keep_cs) - cs_deactivate(as, msg->spi); - atmel_spi_unlock(as); - msg->status = as->done_status; - spi_finalize_current_message(spi->master); - - return ret; + return as->done_status; } static void atmel_spi_cleanup(struct spi_device *spi) @@ -1557,8 +1492,10 @@ static int atmel_spi_probe(struct platform_device *pdev) master->bus_num = pdev->id; master->num_chipselect = 4; master->setup = atmel_spi_setup; - master->flags = (SPI_MASTER_MUST_RX | SPI_MASTER_MUST_TX); - master->transfer_one_message = atmel_spi_transfer_one_message; + master->flags = (SPI_MASTER_MUST_RX | SPI_MASTER_MUST_TX | + SPI_MASTER_GPIO_SS); + master->transfer_one = atmel_spi_one_transfer; + master->set_cs = atmel_spi_set_cs; master->cleanup = atmel_spi_cleanup; master->auto_runtime_pm = true; master->max_dma_len = SPI_MAX_DMA_XFER; diff --git a/drivers/usb/host/fotg210-hcd.c b/drivers/usb/host/fotg210-hcd.c index ff0b3457fd342..de925433d4c5f 100644 --- a/drivers/usb/host/fotg210-hcd.c +++ b/drivers/usb/host/fotg210-hcd.c @@ -429,8 +429,6 @@ static void qh_lines(struct fotg210_hcd *fotg210, struct fotg210_qh *qh, temp = size; size -= temp; next += temp; - if (temp == size) - goto done; } temp = snprintf(next, size, "\n"); @@ -440,7 +438,6 @@ static void qh_lines(struct fotg210_hcd *fotg210, struct fotg210_qh *qh, size -= temp; next += temp; -done: *sizep = size; *nextp = next; } diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 3bfa395c31120..4d7f4a4ab69fb 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -1011,9 +1011,9 @@ static const struct usb_device_id id_table_combined[] = { { USB_DEVICE(FTDI_VID, ACTISENSE_USG_PID) }, { USB_DEVICE(FTDI_VID, ACTISENSE_NGT_PID) }, { USB_DEVICE(FTDI_VID, ACTISENSE_NGW_PID) }, - { USB_DEVICE(FTDI_VID, ACTISENSE_D9AC_PID) }, - { USB_DEVICE(FTDI_VID, ACTISENSE_D9AD_PID) }, - { USB_DEVICE(FTDI_VID, ACTISENSE_D9AE_PID) }, + { USB_DEVICE(FTDI_VID, ACTISENSE_UID_PID) }, + { USB_DEVICE(FTDI_VID, ACTISENSE_USA_PID) }, + { USB_DEVICE(FTDI_VID, ACTISENSE_NGX_PID) }, { USB_DEVICE(FTDI_VID, ACTISENSE_D9AF_PID) }, { USB_DEVICE(FTDI_VID, CHETCO_SEAGAUGE_PID) }, { USB_DEVICE(FTDI_VID, CHETCO_SEASWITCH_PID) }, diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h index 31c8ccabbbb78..9a0f9fc991246 100644 --- a/drivers/usb/serial/ftdi_sio_ids.h +++ b/drivers/usb/serial/ftdi_sio_ids.h @@ -1561,9 +1561,9 @@ #define ACTISENSE_USG_PID 0xD9A9 /* USG USB Serial Adapter */ #define ACTISENSE_NGT_PID 0xD9AA /* NGT NMEA2000 Interface */ #define ACTISENSE_NGW_PID 0xD9AB /* NGW NMEA2000 Gateway */ -#define ACTISENSE_D9AC_PID 0xD9AC /* Actisense Reserved */ -#define ACTISENSE_D9AD_PID 0xD9AD /* Actisense Reserved */ -#define ACTISENSE_D9AE_PID 0xD9AE /* Actisense Reserved */ +#define ACTISENSE_UID_PID 0xD9AC /* USB Isolating Device */ +#define ACTISENSE_USA_PID 0xD9AD /* USB to Serial Adapter */ +#define ACTISENSE_NGX_PID 0xD9AE /* NGX NMEA2000 Gateway */ #define ACTISENSE_D9AF_PID 0xD9AF /* Actisense Reserved */ #define CHETCO_SEAGAUGE_PID 0xA548 /* SeaGauge USB Adapter */ #define CHETCO_SEASWITCH_PID 0xA549 /* SeaSwitch USB Adapter */ diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 851c242539406..6be7358ca1aff 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -272,6 +272,7 @@ static void option_instat_callback(struct urb *urb); #define QUECTEL_PRODUCT_RM500Q 0x0800 #define QUECTEL_PRODUCT_RM520N 0x0801 #define QUECTEL_PRODUCT_EC200U 0x0901 +#define QUECTEL_PRODUCT_EG912Y 0x6001 #define QUECTEL_PRODUCT_EC200S_CN 0x6002 #define QUECTEL_PRODUCT_EC200A 0x6005 #define QUECTEL_PRODUCT_EM061K_LWW 0x6008 @@ -1232,6 +1233,7 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, 0x0700, 0xff), /* BG95 */ .driver_info = RSVD(3) | ZLP }, { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM500Q, 0xff, 0xff, 0x30) }, + { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM500Q, 0xff, 0, 0x40) }, { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM500Q, 0xff, 0, 0) }, { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM500Q, 0xff, 0xff, 0x10), .driver_info = ZLP }, @@ -1244,6 +1246,7 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200U, 0xff, 0, 0) }, { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200S_CN, 0xff, 0, 0) }, { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200T, 0xff, 0, 0) }, + { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EG912Y, 0xff, 0, 0) }, { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM500K, 0xff, 0x00, 0x00) }, { USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_6001) }, @@ -2242,6 +2245,8 @@ static const struct usb_device_id option_ids[] = { .driver_info = RSVD(0) | RSVD(1) | RSVD(6) }, { USB_DEVICE(0x0489, 0xe0b5), /* Foxconn T77W968 ESIM */ .driver_info = RSVD(0) | RSVD(1) | RSVD(6) }, + { USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe0da, 0xff), /* Foxconn T99W265 MBIM variant */ + .driver_info = RSVD(3) | RSVD(5) }, { USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe0db, 0xff), /* Foxconn T99W265 MBIM */ .driver_info = RSVD(3) }, { USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe0ee, 0xff), /* Foxconn T99W368 MBIM */ diff --git a/fs/afs/cell.c b/fs/afs/cell.c index 887b673f62230..cfd3c4dabdb2c 100644 --- a/fs/afs/cell.c +++ b/fs/afs/cell.c @@ -407,10 +407,12 @@ static int afs_update_cell(struct afs_cell *cell) if (ret == -ENOMEM) goto out_wake; - ret = -ENOMEM; vllist = afs_alloc_vlserver_list(0); - if (!vllist) + if (!vllist) { + if (ret >= 0) + ret = -ENOMEM; goto out_wake; + } switch (ret) { case -ENODATA: diff --git a/fs/afs/dynroot.c b/fs/afs/dynroot.c index b35c6081dbfe1..96b404d9e13ac 100644 --- a/fs/afs/dynroot.c +++ b/fs/afs/dynroot.c @@ -113,6 +113,7 @@ static int afs_probe_cell_name(struct dentry *dentry) struct afs_net *net = afs_d2net(dentry); const char *name = dentry->d_name.name; size_t len = dentry->d_name.len; + char *result = NULL; int ret; /* Names prefixed with a dot are R/W mounts. */ @@ -130,9 +131,22 @@ static int afs_probe_cell_name(struct dentry *dentry) } ret = dns_query(net->net, "afsdb", name, len, "srv=1", - NULL, NULL, false); - if (ret == -ENODATA || ret == -ENOKEY) + &result, NULL, false); + if (ret == -ENODATA || ret == -ENOKEY || ret == 0) ret = -ENOENT; + if (ret > 0 && ret >= sizeof(struct dns_server_list_v1_header)) { + struct dns_server_list_v1_header *v1 = (void *)result; + + if (v1->hdr.zero == 0 && + v1->hdr.content == DNS_PAYLOAD_IS_SERVER_LIST && + v1->hdr.version == 1 && + (v1->status != DNS_LOOKUP_GOOD && + v1->status != DNS_LOOKUP_GOOD_WITH_BAD)) + return -ENOENT; + + } + + kfree(result); return ret; } @@ -251,20 +265,9 @@ static int afs_dynroot_d_revalidate(struct dentry *dentry, unsigned int flags) return 1; } -/* - * Allow the VFS to enquire as to whether a dentry should be unhashed (mustn't - * sleep) - * - called from dput() when d_count is going to 0. - * - return 1 to request dentry be unhashed, 0 otherwise - */ -static int afs_dynroot_d_delete(const struct dentry *dentry) -{ - return d_really_is_positive(dentry); -} - const struct dentry_operations afs_dynroot_dentry_operations = { .d_revalidate = afs_dynroot_d_revalidate, - .d_delete = afs_dynroot_d_delete, + .d_delete = always_delete_dentry, .d_release = afs_d_release, .d_automount = afs_d_automount, }; diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 6da8587e2ae37..f06824bea4686 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -1868,6 +1868,15 @@ static noinline int __btrfs_ioctl_snap_create(struct file *file, * are limited to own subvolumes only */ ret = -EPERM; + } else if (btrfs_ino(BTRFS_I(src_inode)) != BTRFS_FIRST_FREE_OBJECTID) { + /* + * Snapshots must be made with the src_inode referring + * to the subvolume inode, otherwise the permission + * checking above is useless because we may have + * permission on a lower directory but not the subvol + * itself. + */ + ret = -EINVAL; } else { ret = btrfs_mksnapshot(&file->f_path, name, namelen, BTRFS_I(src_inode)->root, diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c index 9044b0fca9a3d..2d46018b02839 100644 --- a/fs/cifs/misc.c +++ b/fs/cifs/misc.c @@ -353,6 +353,10 @@ checkSMB(char *buf, unsigned int total_read, struct TCP_Server_Info *server) cifs_dbg(VFS, "Length less than smb header size\n"); } return -EIO; + } else if (total_read < sizeof(*smb) + 2 * smb->WordCount) { + cifs_dbg(VFS, "%s: can't read BCC due to invalid WordCount(%u)\n", + __func__, smb->WordCount); + return -EIO; } /* otherwise, there is enough to get to the BCC */ diff --git a/fs/cifs/smb2misc.c b/fs/cifs/smb2misc.c index be3df90bb2bcc..b98bba887f84b 100644 --- a/fs/cifs/smb2misc.c +++ b/fs/cifs/smb2misc.c @@ -305,6 +305,9 @@ static const bool has_smb2_data_area[NUMBER_OF_SMB2_COMMANDS] = { char * smb2_get_data_area_len(int *off, int *len, struct smb2_sync_hdr *shdr) { + const int max_off = 4096; + const int max_len = 128 * 1024; + *off = 0; *len = 0; @@ -376,29 +379,20 @@ smb2_get_data_area_len(int *off, int *len, struct smb2_sync_hdr *shdr) * Invalid length or offset probably means data area is invalid, but * we have little choice but to ignore the data area in this case. */ - if (*off > 4096) { - cifs_dbg(VFS, "offset %d too large, data area ignored\n", *off); - *len = 0; - *off = 0; - } else if (*off < 0) { - cifs_dbg(VFS, "negative offset %d to data invalid ignore data area\n", - *off); + if (unlikely(*off < 0 || *off > max_off || + *len < 0 || *len > max_len)) { + cifs_dbg(VFS, "%s: invalid data area (off=%d len=%d)\n", + __func__, *off, *len); *off = 0; *len = 0; - } else if (*len < 0) { - cifs_dbg(VFS, "negative data length %d invalid, data area ignored\n", - *len); - *len = 0; - } else if (*len > 128 * 1024) { - cifs_dbg(VFS, "data area larger than 128K: %d\n", *len); + } else if (*off == 0) { *len = 0; } /* return pointer to beginning of data area, ie offset from SMB start */ - if ((*off != 0) && (*len != 0)) + if (*off > 0 && *len > 0) return (char *)shdr + *off; - else - return NULL; + return NULL; } /* diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index e58525a958270..26edaeb4245d8 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -3099,7 +3099,7 @@ smb2_query_reparse_tag(const unsigned int xid, struct cifs_tcon *tcon, struct kvec close_iov[1]; struct smb2_ioctl_rsp *ioctl_rsp; struct reparse_data_buffer *reparse_buf; - u32 plen; + u32 off, count, len; cifs_dbg(FYI, "%s: path: %s\n", __func__, full_path); @@ -3178,16 +3178,22 @@ smb2_query_reparse_tag(const unsigned int xid, struct cifs_tcon *tcon, */ if (rc == 0) { /* See MS-FSCC 2.3.23 */ + off = le32_to_cpu(ioctl_rsp->OutputOffset); + count = le32_to_cpu(ioctl_rsp->OutputCount); + if (check_add_overflow(off, count, &len) || + len > rsp_iov[1].iov_len) { + cifs_tcon_dbg(VFS, "%s: invalid ioctl: off=%d count=%d\n", + __func__, off, count); + rc = -EIO; + goto query_rp_exit; + } - reparse_buf = (struct reparse_data_buffer *) - ((char *)ioctl_rsp + - le32_to_cpu(ioctl_rsp->OutputOffset)); - plen = le32_to_cpu(ioctl_rsp->OutputCount); - - if (plen + le32_to_cpu(ioctl_rsp->OutputOffset) > - rsp_iov[1].iov_len) { - cifs_tcon_dbg(FYI, "srv returned invalid ioctl len: %d\n", - plen); + reparse_buf = (void *)((u8 *)ioctl_rsp + off); + len = sizeof(*reparse_buf); + if (count < len || + count < le16_to_cpu(reparse_buf->ReparseDataLength) + len) { + cifs_tcon_dbg(VFS, "%s: invalid ioctl: off=%d count=%d\n", + __func__, off, count); rc = -EIO; goto query_rp_exit; } diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c index 9a80047bc9b7b..76679dc4e6328 100644 --- a/fs/cifs/smb2pdu.c +++ b/fs/cifs/smb2pdu.c @@ -373,10 +373,15 @@ static int __smb2_plain_req_init(__le16 smb2_command, struct cifs_tcon *tcon, void **request_buf, unsigned int *total_len) { /* BB eventually switch this to SMB2 specific small buf size */ - if (smb2_command == SMB2_SET_INFO) + switch (smb2_command) { + case SMB2_SET_INFO: + case SMB2_QUERY_INFO: *request_buf = cifs_buf_get(); - else + break; + default: *request_buf = cifs_small_buf_get(); + break; + } if (*request_buf == NULL) { /* BB should we add a retry in here if not a writepage? */ return -ENOMEM; @@ -3346,8 +3351,13 @@ SMB2_query_info_init(struct cifs_tcon *tcon, struct TCP_Server_Info *server, struct smb2_query_info_req *req; struct kvec *iov = rqst->rq_iov; unsigned int total_len; + size_t len; int rc; + if (unlikely(check_add_overflow(input_len, sizeof(*req), &len) || + len > CIFSMaxBufSize)) + return -EINVAL; + rc = smb2_plain_req_init(SMB2_QUERY_INFO, tcon, server, (void **) &req, &total_len); if (rc) @@ -3369,7 +3379,7 @@ SMB2_query_info_init(struct cifs_tcon *tcon, struct TCP_Server_Info *server, iov[0].iov_base = (char *)req; /* 1 for Buffer */ - iov[0].iov_len = total_len - 1 + input_len; + iov[0].iov_len = len; return 0; } @@ -3377,7 +3387,7 @@ void SMB2_query_info_free(struct smb_rqst *rqst) { if (rqst && rqst->rq_iov) - cifs_small_buf_release(rqst->rq_iov[0].iov_base); /* request */ + cifs_buf_release(rqst->rq_iov[0].iov_base); /* request */ } static int @@ -5104,6 +5114,11 @@ build_qfs_info_req(struct kvec *iov, struct cifs_tcon *tcon, return 0; } +static inline void free_qfs_info_req(struct kvec *iov) +{ + cifs_buf_release(iov->iov_base); +} + int SMB311_posix_qfs_info(const unsigned int xid, struct cifs_tcon *tcon, u64 persistent_fid, u64 volatile_fid, struct kstatfs *fsdata) @@ -5135,7 +5150,7 @@ SMB311_posix_qfs_info(const unsigned int xid, struct cifs_tcon *tcon, rc = cifs_send_recv(xid, ses, server, &rqst, &resp_buftype, flags, &rsp_iov); - cifs_small_buf_release(iov.iov_base); + free_qfs_info_req(&iov); if (rc) { cifs_stats_fail_inc(tcon, SMB2_QUERY_INFO_HE); goto posix_qfsinf_exit; @@ -5186,7 +5201,7 @@ SMB2_QFS_info(const unsigned int xid, struct cifs_tcon *tcon, rc = cifs_send_recv(xid, ses, server, &rqst, &resp_buftype, flags, &rsp_iov); - cifs_small_buf_release(iov.iov_base); + free_qfs_info_req(&iov); if (rc) { cifs_stats_fail_inc(tcon, SMB2_QUERY_INFO_HE); goto qfsinf_exit; @@ -5253,7 +5268,7 @@ SMB2_QFS_attr(const unsigned int xid, struct cifs_tcon *tcon, rc = cifs_send_recv(xid, ses, server, &rqst, &resp_buftype, flags, &rsp_iov); - cifs_small_buf_release(iov.iov_base); + free_qfs_info_req(&iov); if (rc) { cifs_stats_fail_inc(tcon, SMB2_QUERY_INFO_HE); goto qfsattr_exit; diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h index 56ec9fba3925b..89a732b31390e 100644 --- a/fs/cifs/smb2pdu.h +++ b/fs/cifs/smb2pdu.h @@ -755,7 +755,7 @@ struct smb2_tree_disconnect_rsp { #define SMB2_CREATE_SD_BUFFER "SecD" /* security descriptor */ #define SMB2_CREATE_DURABLE_HANDLE_REQUEST "DHnQ" #define SMB2_CREATE_DURABLE_HANDLE_RECONNECT "DHnC" -#define SMB2_CREATE_ALLOCATION_SIZE "AISi" +#define SMB2_CREATE_ALLOCATION_SIZE "AlSi" #define SMB2_CREATE_QUERY_MAXIMAL_ACCESS_REQUEST "MxAc" #define SMB2_CREATE_TIMEWARP_REQUEST "TWrp" #define SMB2_CREATE_QUERY_ON_DISK_ID "QFid" diff --git a/include/linux/key-type.h b/include/linux/key-type.h index 2ab2d6d6aeab8..7de851a9af8f3 100644 --- a/include/linux/key-type.h +++ b/include/linux/key-type.h @@ -72,6 +72,7 @@ struct key_type { unsigned int flags; #define KEY_TYPE_NET_DOMAIN 0x00000001 /* Keys of this type have a net namespace domain */ +#define KEY_TYPE_INSTANT_REAP 0x00000002 /* Keys of this type don't have a delay after expiring */ /* vet a description */ int (*vet_description)(const char *description); diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index e33433ec4a98f..a168a64696b6b 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -174,6 +174,7 @@ struct blocked_key { struct smp_csrk { bdaddr_t bdaddr; u8 bdaddr_type; + u8 link_type; u8 type; u8 val[16]; }; @@ -183,6 +184,7 @@ struct smp_ltk { struct rcu_head rcu; bdaddr_t bdaddr; u8 bdaddr_type; + u8 link_type; u8 authenticated; u8 type; u8 enc_size; @@ -197,6 +199,7 @@ struct smp_irk { bdaddr_t rpa; bdaddr_t bdaddr; u8 addr_type; + u8 link_type; u8 val[16]; }; @@ -204,6 +207,8 @@ struct link_key { struct list_head list; struct rcu_head rcu; bdaddr_t bdaddr; + u8 bdaddr_type; + u8 link_type; u8 type; u8 val[HCI_LINK_KEY_SIZE]; u8 pin_len; diff --git a/include/net/bluetooth/mgmt.h b/include/net/bluetooth/mgmt.h index 6b55155e05e97..faaba22e0d386 100644 --- a/include/net/bluetooth/mgmt.h +++ b/include/net/bluetooth/mgmt.h @@ -202,7 +202,7 @@ struct mgmt_cp_load_link_keys { struct mgmt_ltk_info { struct mgmt_addr_info addr; __u8 type; - __u8 master; + __u8 initiator; __u8 enc_size; __le16 ediv; __le64 rand; diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h index b1c9b52876f3c..2e26eb0d353e8 100644 --- a/include/scsi/scsi_cmnd.h +++ b/include/scsi/scsi_cmnd.h @@ -65,6 +65,12 @@ struct scsi_pointer { #define SCMD_STATE_COMPLETE 0 #define SCMD_STATE_INFLIGHT 1 +enum scsi_cmnd_submitter { + SUBMITTED_BY_BLOCK_LAYER = 0, + SUBMITTED_BY_SCSI_ERROR_HANDLER = 1, + SUBMITTED_BY_SCSI_RESET_IOCTL = 2, +} __packed; + struct scsi_cmnd { struct scsi_request req; struct scsi_device *device; @@ -88,6 +94,7 @@ struct scsi_cmnd { unsigned char prot_op; unsigned char prot_type; unsigned char prot_flags; + enum scsi_cmnd_submitter submitter; unsigned short cmd_len; enum dma_data_direction sc_data_direction; @@ -162,7 +169,9 @@ static inline void *scsi_cmd_priv(struct scsi_cmnd *cmd) /* make sure not to use it with passthrough commands */ static inline struct scsi_driver *scsi_cmd_to_driver(struct scsi_cmnd *cmd) { - return *(struct scsi_driver **)cmd->request->rq_disk->private_data; + struct request *rq = scsi_cmd_to_rq(cmd); + + return *(struct scsi_driver **)rq->rq_disk->private_data; } extern void scsi_finish_command(struct scsi_cmnd *cmd); @@ -224,6 +233,18 @@ static inline int scsi_sg_copy_to_buffer(struct scsi_cmnd *cmd, buf, buflen); } +static inline sector_t scsi_get_sector(struct scsi_cmnd *scmd) +{ + return blk_rq_pos(scsi_cmd_to_rq(scmd)); +} + +static inline sector_t scsi_get_lba(struct scsi_cmnd *scmd) +{ + unsigned int shift = ilog2(scmd->device->sector_size) - SECTOR_SHIFT; + + return blk_rq_pos(scsi_cmd_to_rq(scmd)) >> shift; +} + /* * The operations below are hints that tell the controller driver how * to handle I/Os with DIF or similar types of protection information. @@ -286,9 +307,11 @@ static inline unsigned char scsi_get_prot_type(struct scsi_cmnd *scmd) return scmd->prot_type; } -static inline sector_t scsi_get_lba(struct scsi_cmnd *scmd) +static inline u32 scsi_prot_ref_tag(struct scsi_cmnd *scmd) { - return blk_rq_pos(scmd->request); + struct request *rq = blk_mq_rq_from_pdu(scmd); + + return t10_pi_ref_tag(rq); } static inline unsigned int scsi_prot_interval(struct scsi_cmnd *scmd) diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h index 1a5c9a3df6d69..993e1e79dd0ce 100644 --- a/include/scsi/scsi_device.h +++ b/include/scsi/scsi_device.h @@ -264,13 +264,15 @@ sdev_prefix_printk(const char *, const struct scsi_device *, const char *, __printf(3, 4) void scmd_printk(const char *, const struct scsi_cmnd *, const char *, ...); -#define scmd_dbg(scmd, fmt, a...) \ - do { \ - if ((scmd)->request->rq_disk) \ - sdev_dbg((scmd)->device, "[%s] " fmt, \ - (scmd)->request->rq_disk->disk_name, ##a);\ - else \ - sdev_dbg((scmd)->device, fmt, ##a); \ +#define scmd_dbg(scmd, fmt, a...) \ + do { \ + struct request *__rq = scsi_cmd_to_rq((scmd)); \ + \ + if (__rq->rq_disk) \ + sdev_dbg((scmd)->device, "[%s] " fmt, \ + __rq->rq_disk->disk_name, ##a); \ + else \ + sdev_dbg((scmd)->device, fmt, ##a); \ } while (0) enum scsi_target_state { diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index 364fa91ab33e4..5abe88091803e 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -810,9 +810,14 @@ static __always_inline bool full_hit(struct trace_buffer *buffer, int cpu, int f if (!nr_pages || !full) return true; - dirty = ring_buffer_nr_dirty_pages(buffer, cpu); + /* + * Add one as dirty will never equal nr_pages, as the sub-buffer + * that the writer is on is not counted as dirty. + * This is needed if "buffer_percent" is set to 100. + */ + dirty = ring_buffer_nr_dirty_pages(buffer, cpu) + 1; - return (dirty * 100) > (full * nr_pages); + return (dirty * 100) >= (full * nr_pages); } /* @@ -861,7 +866,8 @@ void ring_buffer_wake_waiters(struct trace_buffer *buffer, int cpu) /* make sure the waiters see the new index */ smp_wmb(); - rb_wake_up_waiters(&rbwork->work); + /* This can be called in any context */ + irq_work_queue(&rbwork->work); } /** diff --git a/kernel/trace/synth_event_gen_test.c b/kernel/trace/synth_event_gen_test.c index a6a2813afb87f..a5050f3f6f028 100644 --- a/kernel/trace/synth_event_gen_test.c +++ b/kernel/trace/synth_event_gen_test.c @@ -477,6 +477,17 @@ static int __init synth_event_gen_test_init(void) ret = test_trace_synth_event(); WARN_ON(ret); + + /* Disable when done */ + trace_array_set_clr_event(gen_synth_test->tr, + "synthetic", + "gen_synth_test", false); + trace_array_set_clr_event(empty_synth_test->tr, + "synthetic", + "empty_synth_test", false); + trace_array_set_clr_event(create_synth_test->tr, + "synthetic", + "create_synth_test", false); out: return ret; } diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index b2527624481de..0cbf833bebccf 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -1892,17 +1892,31 @@ update_max_tr_single(struct trace_array *tr, struct task_struct *tsk, int cpu) __update_max_tr(tr, tsk, cpu); arch_spin_unlock(&tr->max_lock); + + /* Any waiters on the old snapshot buffer need to wake up */ + ring_buffer_wake_waiters(tr->array_buffer.buffer, RING_BUFFER_ALL_CPUS); } #endif /* CONFIG_TRACER_MAX_TRACE */ static int wait_on_pipe(struct trace_iterator *iter, int full) { + int ret; + /* Iterators are static, they should be filled or empty */ if (trace_buffer_iter(iter, iter->cpu_file)) return 0; - return ring_buffer_wait(iter->array_buffer->buffer, iter->cpu_file, - full); + ret = ring_buffer_wait(iter->array_buffer->buffer, iter->cpu_file, full); + +#ifdef CONFIG_TRACER_MAX_TRACE + /* + * Make sure this is still the snapshot buffer, as if a snapshot were + * to happen, this would now be the main buffer. + */ + if (iter->snapshot) + iter->array_buffer = &iter->tr->max_buffer; +#endif + return ret; } #ifdef CONFIG_FTRACE_STARTUP_TEST @@ -7953,7 +7967,7 @@ tracing_buffers_splice_read(struct file *file, loff_t *ppos, if ((file->f_flags & O_NONBLOCK) || (flags & SPLICE_F_NONBLOCK)) goto out; - ret = wait_on_pipe(iter, iter->tr->buffer_percent); + ret = wait_on_pipe(iter, iter->snapshot ? 0 : iter->tr->buffer_percent); if (ret) goto out; diff --git a/lib/vsprintf.c b/lib/vsprintf.c index daf32a489dc06..b08b8ee1bbc01 100644 --- a/lib/vsprintf.c +++ b/lib/vsprintf.c @@ -1984,15 +1984,20 @@ char *fwnode_full_name_string(struct fwnode_handle *fwnode, char *buf, /* Loop starting from the root node to the current node. */ for (depth = fwnode_count_parents(fwnode); depth >= 0; depth--) { - struct fwnode_handle *__fwnode = - fwnode_get_nth_parent(fwnode, depth); + /* + * Only get a reference for other nodes (i.e. parent nodes). + * fwnode refcount may be 0 here. + */ + struct fwnode_handle *__fwnode = depth ? + fwnode_get_nth_parent(fwnode, depth) : fwnode; buf = string(buf, end, fwnode_get_name_prefix(__fwnode), default_str_spec); buf = string(buf, end, fwnode_get_name(__fwnode), default_str_spec); - fwnode_handle_put(__fwnode); + if (depth) + fwnode_handle_put(__fwnode); } return buf; diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c index 78ec2e1b14d15..43aea97c57620 100644 --- a/net/8021q/vlan_core.c +++ b/net/8021q/vlan_core.c @@ -406,6 +406,8 @@ int vlan_vids_add_by_dev(struct net_device *dev, return 0; list_for_each_entry(vid_info, &vlan_info->vid_list, list) { + if (!vlan_hw_filter_capable(by_dev, vid_info->proto)) + continue; err = vlan_vid_add(dev, vid_info->proto, vid_info->vid); if (err) goto unwind; @@ -416,6 +418,8 @@ unwind: list_for_each_entry_continue_reverse(vid_info, &vlan_info->vid_list, list) { + if (!vlan_hw_filter_capable(by_dev, vid_info->proto)) + continue; vlan_vid_del(dev, vid_info->proto, vid_info->vid); } @@ -435,8 +439,11 @@ void vlan_vids_del_by_dev(struct net_device *dev, if (!vlan_info) return; - list_for_each_entry(vid_info, &vlan_info->vid_list, list) + list_for_each_entry(vid_info, &vlan_info->vid_list, list) { + if (!vlan_hw_filter_capable(by_dev, vid_info->proto)) + continue; vlan_vid_del(dev, vid_info->proto, vid_info->vid); + } } EXPORT_SYMBOL(vlan_vids_del_by_dev); diff --git a/net/9p/client.c b/net/9p/client.c index e8862cd4f91b4..cd85a4b6448b4 100644 --- a/net/9p/client.c +++ b/net/9p/client.c @@ -520,11 +520,14 @@ static int p9_check_errors(struct p9_client *c, struct p9_req_t *req) return 0; if (!p9_is_proto_dotl(c)) { - char *ename; + char *ename = NULL; + err = p9pdu_readf(&req->rc, c->proto_version, "s?d", &ename, &ecode); - if (err) + if (err) { + kfree(ename); goto out_err; + } if (p9_is_proto_dotu(c) && ecode < 512) err = -ecode; diff --git a/net/9p/protocol.c b/net/9p/protocol.c index 03593eb240d87..ef0a82dbbe042 100644 --- a/net/9p/protocol.c +++ b/net/9p/protocol.c @@ -228,6 +228,8 @@ p9pdu_vreadf(struct p9_fcall *pdu, int proto_version, const char *fmt, uint16_t *nwname = va_arg(ap, uint16_t *); char ***wnames = va_arg(ap, char ***); + *wnames = NULL; + errcode = p9pdu_readf(pdu, proto_version, "w", nwname); if (!errcode) { @@ -237,6 +239,8 @@ p9pdu_vreadf(struct p9_fcall *pdu, int proto_version, const char *fmt, GFP_NOFS); if (!*wnames) errcode = -ENOMEM; + else + (*wnames)[0] = NULL; } if (!errcode) { @@ -248,8 +252,10 @@ p9pdu_vreadf(struct p9_fcall *pdu, int proto_version, const char *fmt, proto_version, "s", &(*wnames)[i]); - if (errcode) + if (errcode) { + (*wnames)[i] = NULL; break; + } } } @@ -257,11 +263,14 @@ p9pdu_vreadf(struct p9_fcall *pdu, int proto_version, const char *fmt, if (*wnames) { int i; - for (i = 0; i < *nwname; i++) + for (i = 0; i < *nwname; i++) { + if (!(*wnames)[i]) + break; kfree((*wnames)[i]); + } + kfree(*wnames); + *wnames = NULL; } - kfree(*wnames); - *wnames = NULL; } } break; diff --git a/net/bluetooth/af_bluetooth.c b/net/bluetooth/af_bluetooth.c index 2f87f57e7a4fd..14a917e70f3ee 100644 --- a/net/bluetooth/af_bluetooth.c +++ b/net/bluetooth/af_bluetooth.c @@ -263,11 +263,14 @@ int bt_sock_recvmsg(struct socket *sock, struct msghdr *msg, size_t len, if (flags & MSG_OOB) return -EOPNOTSUPP; + lock_sock(sk); + skb = skb_recv_datagram(sk, flags, noblock, &err); if (!skb) { if (sk->sk_shutdown & RCV_SHUTDOWN) - return 0; + err = 0; + release_sock(sk); return err; } @@ -293,6 +296,8 @@ int bt_sock_recvmsg(struct socket *sock, struct msghdr *msg, size_t len, skb_free_datagram(sk, skb); + release_sock(sk); + if (flags & MSG_TRUNC) copied = skblen; diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index ad5294de97594..ee2c1a17366a2 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -1834,7 +1834,8 @@ static void hci_cs_inquiry(struct hci_dev *hdev, __u8 status) return; } - set_bit(HCI_INQUIRY, &hdev->flags); + if (hci_sent_cmd_data(hdev, HCI_OP_INQUIRY)) + set_bit(HCI_INQUIRY, &hdev->flags); } static void hci_cs_create_conn(struct hci_dev *hdev, __u8 status) diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 7b40e4737a2bb..cf78a48085eda 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -6488,6 +6488,14 @@ drop: kfree_skb(skb); } +static inline void l2cap_sig_send_rej(struct l2cap_conn *conn, u16 ident) +{ + struct l2cap_cmd_rej_unk rej; + + rej.reason = cpu_to_le16(L2CAP_REJ_NOT_UNDERSTOOD); + l2cap_send_cmd(conn, ident, L2CAP_COMMAND_REJ, sizeof(rej), &rej); +} + static inline void l2cap_sig_channel(struct l2cap_conn *conn, struct sk_buff *skb) { @@ -6513,23 +6521,24 @@ static inline void l2cap_sig_channel(struct l2cap_conn *conn, if (len > skb->len || !cmd->ident) { BT_DBG("corrupted command"); + l2cap_sig_send_rej(conn, cmd->ident); break; } err = l2cap_bredr_sig_cmd(conn, cmd, len, skb->data); if (err) { - struct l2cap_cmd_rej_unk rej; - BT_ERR("Wrong link type (%d)", err); - - rej.reason = cpu_to_le16(L2CAP_REJ_NOT_UNDERSTOOD); - l2cap_send_cmd(conn, cmd->ident, L2CAP_COMMAND_REJ, - sizeof(rej), &rej); + l2cap_sig_send_rej(conn, cmd->ident); } skb_pull(skb, len); } + if (skb->len > 0) { + BT_DBG("corrupted command"); + l2cap_sig_send_rej(conn, 0); + } + drop: kfree_skb(skb); } diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index 878bf73822449..bd8cfcfca7aef 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -2373,7 +2373,8 @@ static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data, for (i = 0; i < key_count; i++) { struct mgmt_link_key_info *key = &cp->keys[i]; - if (key->addr.type != BDADDR_BREDR || key->type > 0x08) + /* Considering SMP over BREDR/LE, there is no need to check addr_type */ + if (key->type > 0x08) return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, MGMT_STATUS_INVALID_PARAMS); @@ -5914,6 +5915,7 @@ static int load_irks(struct sock *sk, struct hci_dev *hdev, void *cp_data, for (i = 0; i < irk_count; i++) { struct mgmt_irk_info *irk = &cp->irks[i]; + u8 addr_type = le_addr_type(irk->addr.type); if (hci_is_blocked_key(hdev, HCI_BLOCKED_KEY_TYPE_IRK, @@ -5923,8 +5925,12 @@ static int load_irks(struct sock *sk, struct hci_dev *hdev, void *cp_data, continue; } + /* When using SMP over BR/EDR, the addr type should be set to BREDR */ + if (irk->addr.type == BDADDR_BREDR) + addr_type = BDADDR_BREDR; + hci_add_irk(hdev, &irk->addr.bdaddr, - le_addr_type(irk->addr.type), irk->val, + addr_type, irk->val, BDADDR_ANY); } @@ -5939,7 +5945,7 @@ static int load_irks(struct sock *sk, struct hci_dev *hdev, void *cp_data, static bool ltk_is_valid(struct mgmt_ltk_info *key) { - if (key->master != 0x00 && key->master != 0x01) + if (key->initiator != 0x00 && key->initiator != 0x01) return false; switch (key->addr.type) { @@ -6005,6 +6011,7 @@ static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, for (i = 0; i < key_count; i++) { struct mgmt_ltk_info *key = &cp->keys[i]; u8 type, authenticated; + u8 addr_type = le_addr_type(key->addr.type); if (hci_is_blocked_key(hdev, HCI_BLOCKED_KEY_TYPE_LTK, @@ -6017,11 +6024,11 @@ static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, switch (key->type) { case MGMT_LTK_UNAUTHENTICATED: authenticated = 0x00; - type = key->master ? SMP_LTK : SMP_LTK_SLAVE; + type = key->initiator ? SMP_LTK : SMP_LTK_RESPONDER; break; case MGMT_LTK_AUTHENTICATED: authenticated = 0x01; - type = key->master ? SMP_LTK : SMP_LTK_SLAVE; + type = key->initiator ? SMP_LTK : SMP_LTK_RESPONDER; break; case MGMT_LTK_P256_UNAUTH: authenticated = 0x00; @@ -6039,8 +6046,12 @@ static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, continue; } + /* When using SMP over BR/EDR, the addr type should be set to BREDR */ + if (key->addr.type == BDADDR_BREDR) + addr_type = BDADDR_BREDR; + hci_add_ltk(hdev, &key->addr.bdaddr, - le_addr_type(key->addr.type), type, authenticated, + addr_type, type, authenticated, key->val, key->enc_size, key->ediv, key->rand); } @@ -8043,7 +8054,7 @@ void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, ev.store_hint = persistent; bacpy(&ev.key.addr.bdaddr, &key->bdaddr); - ev.key.addr.type = BDADDR_BREDR; + ev.key.addr.type = link_to_bdaddr(key->link_type, key->bdaddr_type); ev.key.type = key->type; memcpy(ev.key.val, key->val, HCI_LINK_KEY_SIZE); ev.key.pin_len = key->pin_len; @@ -8055,7 +8066,7 @@ static u8 mgmt_ltk_type(struct smp_ltk *ltk) { switch (ltk->type) { case SMP_LTK: - case SMP_LTK_SLAVE: + case SMP_LTK_RESPONDER: if (ltk->authenticated) return MGMT_LTK_AUTHENTICATED; return MGMT_LTK_UNAUTHENTICATED; @@ -8094,14 +8105,14 @@ void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent) ev.store_hint = persistent; bacpy(&ev.key.addr.bdaddr, &key->bdaddr); - ev.key.addr.type = link_to_bdaddr(LE_LINK, key->bdaddr_type); + ev.key.addr.type = link_to_bdaddr(key->link_type, key->bdaddr_type); ev.key.type = mgmt_ltk_type(key); ev.key.enc_size = key->enc_size; ev.key.ediv = key->ediv; ev.key.rand = key->rand; if (key->type == SMP_LTK) - ev.key.master = 1; + ev.key.initiator = 1; /* Make sure we copy only the significant bytes based on the * encryption key size, and set the rest of the value to zeroes. @@ -8123,7 +8134,7 @@ void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk, bool persistent) bacpy(&ev.rpa, &irk->rpa); bacpy(&ev.irk.addr.bdaddr, &irk->bdaddr); - ev.irk.addr.type = link_to_bdaddr(LE_LINK, irk->addr_type); + ev.irk.addr.type = link_to_bdaddr(irk->link_type, irk->addr_type); memcpy(ev.irk.val, irk->val, sizeof(irk->val)); mgmt_event(MGMT_EV_NEW_IRK, hdev, &ev, sizeof(ev), NULL); @@ -8152,7 +8163,7 @@ void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, ev.store_hint = persistent; bacpy(&ev.key.addr.bdaddr, &csrk->bdaddr); - ev.key.addr.type = link_to_bdaddr(LE_LINK, csrk->bdaddr_type); + ev.key.addr.type = link_to_bdaddr(csrk->link_type, csrk->bdaddr_type); ev.key.type = csrk->type; memcpy(ev.key.val, csrk->val, sizeof(csrk->val)); diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c index b7374dbee23a3..27381e7425a8f 100644 --- a/net/bluetooth/smp.c +++ b/net/bluetooth/smp.c @@ -112,9 +112,9 @@ struct smp_chan { u8 id_addr_type; u8 irk[16]; struct smp_csrk *csrk; - struct smp_csrk *slave_csrk; + struct smp_csrk *responder_csrk; struct smp_ltk *ltk; - struct smp_ltk *slave_ltk; + struct smp_ltk *responder_ltk; struct smp_irk *remote_irk; u8 *link_key; unsigned long flags; @@ -596,7 +596,7 @@ static void smp_send_cmd(struct l2cap_conn *conn, u8 code, u16 len, void *data) if (!chan) return; - BT_DBG("code 0x%2.2x", code); + bt_dev_dbg(conn->hcon->hdev, "code 0x%2.2x", code); iv[0].iov_base = &code; iv[0].iov_len = 1; @@ -754,7 +754,7 @@ static void smp_chan_destroy(struct l2cap_conn *conn) mgmt_smp_complete(hcon, complete); kfree_sensitive(smp->csrk); - kfree_sensitive(smp->slave_csrk); + kfree_sensitive(smp->responder_csrk); kfree_sensitive(smp->link_key); crypto_free_shash(smp->tfm_cmac); @@ -777,9 +777,9 @@ static void smp_chan_destroy(struct l2cap_conn *conn) kfree_rcu(smp->ltk, rcu); } - if (smp->slave_ltk) { - list_del_rcu(&smp->slave_ltk->list); - kfree_rcu(smp->slave_ltk, rcu); + if (smp->responder_ltk) { + list_del_rcu(&smp->responder_ltk->list); + kfree_rcu(smp->responder_ltk, rcu); } if (smp->remote_irk) { @@ -860,7 +860,8 @@ static int tk_request(struct l2cap_conn *conn, u8 remote_oob, u8 auth, memset(smp->tk, 0, sizeof(smp->tk)); clear_bit(SMP_FLAG_TK_VALID, &smp->flags); - BT_DBG("tk_request: auth:%d lcl:%d rem:%d", auth, local_io, remote_io); + bt_dev_dbg(hcon->hdev, "auth:%d lcl:%d rem:%d", auth, local_io, + remote_io); /* If neither side wants MITM, either "just" confirm an incoming * request or use just-works for outgoing ones. The JUST_CFM @@ -925,7 +926,7 @@ static int tk_request(struct l2cap_conn *conn, u8 remote_oob, u8 auth, get_random_bytes(&passkey, sizeof(passkey)); passkey %= 1000000; put_unaligned_le32(passkey, smp->tk); - BT_DBG("PassKey: %d", passkey); + bt_dev_dbg(hcon->hdev, "PassKey: %d", passkey); set_bit(SMP_FLAG_TK_VALID, &smp->flags); } @@ -950,7 +951,7 @@ static u8 smp_confirm(struct smp_chan *smp) struct smp_cmd_pairing_confirm cp; int ret; - BT_DBG("conn %p", conn); + bt_dev_dbg(conn->hcon->hdev, "conn %p", conn); ret = smp_c1(smp->tk, smp->prnd, smp->preq, smp->prsp, conn->hcon->init_addr_type, &conn->hcon->init_addr, @@ -978,7 +979,8 @@ static u8 smp_random(struct smp_chan *smp) u8 confirm[16]; int ret; - BT_DBG("conn %p %s", conn, conn->hcon->out ? "master" : "slave"); + bt_dev_dbg(conn->hcon->hdev, "conn %p %s", conn, + conn->hcon->out ? "initiator" : "responder"); ret = smp_c1(smp->tk, smp->rrnd, smp->preq, smp->prsp, hcon->init_addr_type, &hcon->init_addr, @@ -1020,8 +1022,8 @@ static u8 smp_random(struct smp_chan *smp) else auth = 0; - /* Even though there's no _SLAVE suffix this is the - * slave STK we're adding for later lookup (the master + /* Even though there's no _RESPONDER suffix this is the + * responder STK we're adding for later lookup (the initiator * STK never needs to be stored). */ hci_add_ltk(hcon->hdev, &hcon->dst, hcon->dst_type, @@ -1057,6 +1059,7 @@ static void smp_notify_keys(struct l2cap_conn *conn) } if (smp->remote_irk) { + smp->remote_irk->link_type = hcon->type; mgmt_new_irk(hdev, smp->remote_irk, persistent); /* Now that user space can be considered to know the @@ -1071,27 +1074,31 @@ static void smp_notify_keys(struct l2cap_conn *conn) } if (smp->csrk) { + smp->csrk->link_type = hcon->type; smp->csrk->bdaddr_type = hcon->dst_type; bacpy(&smp->csrk->bdaddr, &hcon->dst); mgmt_new_csrk(hdev, smp->csrk, persistent); } - if (smp->slave_csrk) { - smp->slave_csrk->bdaddr_type = hcon->dst_type; - bacpy(&smp->slave_csrk->bdaddr, &hcon->dst); - mgmt_new_csrk(hdev, smp->slave_csrk, persistent); + if (smp->responder_csrk) { + smp->responder_csrk->link_type = hcon->type; + smp->responder_csrk->bdaddr_type = hcon->dst_type; + bacpy(&smp->responder_csrk->bdaddr, &hcon->dst); + mgmt_new_csrk(hdev, smp->responder_csrk, persistent); } if (smp->ltk) { + smp->ltk->link_type = hcon->type; smp->ltk->bdaddr_type = hcon->dst_type; bacpy(&smp->ltk->bdaddr, &hcon->dst); mgmt_new_ltk(hdev, smp->ltk, persistent); } - if (smp->slave_ltk) { - smp->slave_ltk->bdaddr_type = hcon->dst_type; - bacpy(&smp->slave_ltk->bdaddr, &hcon->dst); - mgmt_new_ltk(hdev, smp->slave_ltk, persistent); + if (smp->responder_ltk) { + smp->responder_ltk->link_type = hcon->type; + smp->responder_ltk->bdaddr_type = hcon->dst_type; + bacpy(&smp->responder_ltk->bdaddr, &hcon->dst); + mgmt_new_ltk(hdev, smp->responder_ltk, persistent); } if (smp->link_key) { @@ -1108,6 +1115,8 @@ static void smp_notify_keys(struct l2cap_conn *conn) key = hci_add_link_key(hdev, smp->conn->hcon, &hcon->dst, smp->link_key, type, 0, &persistent); if (key) { + key->link_type = hcon->type; + key->bdaddr_type = hcon->dst_type; mgmt_new_link_key(hdev, key, persistent); /* Don't keep debug keys around if the relevant @@ -1237,7 +1246,7 @@ static void smp_distribute_keys(struct smp_chan *smp) struct hci_dev *hdev = hcon->hdev; __u8 *keydist; - BT_DBG("conn %p", conn); + bt_dev_dbg(hdev, "conn %p", conn); rsp = (void *) &smp->prsp[1]; @@ -1267,11 +1276,11 @@ static void smp_distribute_keys(struct smp_chan *smp) *keydist &= ~SMP_SC_NO_DIST; } - BT_DBG("keydist 0x%x", *keydist); + bt_dev_dbg(hdev, "keydist 0x%x", *keydist); if (*keydist & SMP_DIST_ENC_KEY) { struct smp_cmd_encrypt_info enc; - struct smp_cmd_master_ident ident; + struct smp_cmd_initiator_ident ident; struct smp_ltk *ltk; u8 authenticated; __le16 ediv; @@ -1292,14 +1301,15 @@ static void smp_distribute_keys(struct smp_chan *smp) authenticated = hcon->sec_level == BT_SECURITY_HIGH; ltk = hci_add_ltk(hdev, &hcon->dst, hcon->dst_type, - SMP_LTK_SLAVE, authenticated, enc.ltk, + SMP_LTK_RESPONDER, authenticated, enc.ltk, smp->enc_key_size, ediv, rand); - smp->slave_ltk = ltk; + smp->responder_ltk = ltk; ident.ediv = ediv; ident.rand = rand; - smp_send_cmd(conn, SMP_CMD_MASTER_IDENT, sizeof(ident), &ident); + smp_send_cmd(conn, SMP_CMD_INITIATOR_IDENT, sizeof(ident), + &ident); *keydist &= ~SMP_DIST_ENC_KEY; } @@ -1342,7 +1352,7 @@ static void smp_distribute_keys(struct smp_chan *smp) csrk->type = MGMT_CSRK_LOCAL_UNAUTHENTICATED; memcpy(csrk->val, sign.csrk, sizeof(csrk->val)); } - smp->slave_csrk = csrk; + smp->responder_csrk = csrk; smp_send_cmd(conn, SMP_CMD_SIGN_INFO, sizeof(sign), &sign); @@ -1367,13 +1377,14 @@ static void smp_timeout(struct work_struct *work) security_timer.work); struct l2cap_conn *conn = smp->conn; - BT_DBG("conn %p", conn); + bt_dev_dbg(conn->hcon->hdev, "conn %p", conn); hci_disconnect(conn->hcon, HCI_ERROR_REMOTE_USER_TERM); } static struct smp_chan *smp_chan_create(struct l2cap_conn *conn) { + struct hci_conn *hcon = conn->hcon; struct l2cap_chan *chan = conn->smp; struct smp_chan *smp; @@ -1383,13 +1394,13 @@ static struct smp_chan *smp_chan_create(struct l2cap_conn *conn) smp->tfm_cmac = crypto_alloc_shash("cmac(aes)", 0, 0); if (IS_ERR(smp->tfm_cmac)) { - BT_ERR("Unable to create CMAC crypto context"); + bt_dev_err(hcon->hdev, "Unable to create CMAC crypto context"); goto zfree_smp; } smp->tfm_ecdh = crypto_alloc_kpp("ecdh", 0, 0); if (IS_ERR(smp->tfm_ecdh)) { - BT_ERR("Unable to create ECDH crypto context"); + bt_dev_err(hcon->hdev, "Unable to create ECDH crypto context"); goto free_shash; } @@ -1400,7 +1411,7 @@ static struct smp_chan *smp_chan_create(struct l2cap_conn *conn) INIT_DELAYED_WORK(&smp->security_timer, smp_timeout); - hci_conn_hold(conn->hcon); + hci_conn_hold(hcon); return smp; @@ -1565,8 +1576,8 @@ static u8 sc_passkey_round(struct smp_chan *smp, u8 smp_op) if (!hcon->out) return 0; - BT_DBG("%s Starting passkey round %u", hdev->name, - smp->passkey_round + 1); + bt_dev_dbg(hdev, "Starting passkey round %u", + smp->passkey_round + 1); SMP_ALLOW_CMD(smp, SMP_CMD_PAIRING_CONFIRM); @@ -1626,7 +1637,7 @@ int smp_user_confirm_reply(struct hci_conn *hcon, u16 mgmt_op, __le32 passkey) u32 value; int err; - BT_DBG(""); + bt_dev_dbg(conn->hcon->hdev, ""); if (!conn) return -ENOTCONN; @@ -1652,7 +1663,7 @@ int smp_user_confirm_reply(struct hci_conn *hcon, u16 mgmt_op, __le32 passkey) case MGMT_OP_USER_PASSKEY_REPLY: value = le32_to_cpu(passkey); memset(smp->tk, 0, sizeof(smp->tk)); - BT_DBG("PassKey: %d", value); + bt_dev_dbg(conn->hcon->hdev, "PassKey: %d", value); put_unaligned_le32(value, smp->tk); fallthrough; case MGMT_OP_USER_CONFIRM_REPLY: @@ -1734,7 +1745,7 @@ static u8 smp_cmd_pairing_req(struct l2cap_conn *conn, struct sk_buff *skb) u8 key_size, auth, sec_level; int ret; - BT_DBG("conn %p", conn); + bt_dev_dbg(hdev, "conn %p", conn); if (skb->len < sizeof(*req)) return SMP_INVALID_PARAMS; @@ -1888,7 +1899,7 @@ static u8 sc_send_public_key(struct smp_chan *smp) } if (hci_dev_test_flag(hdev, HCI_USE_DEBUG_KEYS)) { - BT_DBG("Using debug keys"); + bt_dev_dbg(hdev, "Using debug keys"); if (set_ecdh_privkey(smp->tfm_ecdh, debug_sk)) return SMP_UNSPECIFIED; memcpy(smp->local_pk, debug_pk, 64); @@ -1925,7 +1936,7 @@ static u8 smp_cmd_pairing_rsp(struct l2cap_conn *conn, struct sk_buff *skb) u8 key_size, auth; int ret; - BT_DBG("conn %p", conn); + bt_dev_dbg(hdev, "conn %p", conn); if (skb->len < sizeof(*rsp)) return SMP_INVALID_PARAMS; @@ -2020,7 +2031,7 @@ static u8 sc_check_confirm(struct smp_chan *smp) { struct l2cap_conn *conn = smp->conn; - BT_DBG(""); + bt_dev_dbg(conn->hcon->hdev, ""); if (smp->method == REQ_PASSKEY || smp->method == DSP_PASSKEY) return sc_passkey_round(smp, SMP_CMD_PAIRING_CONFIRM); @@ -2046,7 +2057,7 @@ static int fixup_sc_false_positive(struct smp_chan *smp) struct smp_cmd_pairing *req, *rsp; u8 auth; - /* The issue is only observed when we're in slave role */ + /* The issue is only observed when we're in responder role */ if (hcon->out) return SMP_UNSPECIFIED; @@ -2079,8 +2090,11 @@ static u8 smp_cmd_pairing_confirm(struct l2cap_conn *conn, struct sk_buff *skb) { struct l2cap_chan *chan = conn->smp; struct smp_chan *smp = chan->data; + struct hci_conn *hcon = conn->hcon; + struct hci_dev *hdev = hcon->hdev; - BT_DBG("conn %p %s", conn, conn->hcon->out ? "master" : "slave"); + bt_dev_dbg(hdev, "conn %p %s", conn, + hcon->out ? "initiator" : "responder"); if (skb->len < sizeof(smp->pcnf)) return SMP_INVALID_PARAMS; @@ -2095,7 +2109,7 @@ static u8 smp_cmd_pairing_confirm(struct l2cap_conn *conn, struct sk_buff *skb) if (test_bit(SMP_FLAG_REMOTE_PK, &smp->flags)) return sc_check_confirm(smp); - BT_ERR("Unexpected SMP Pairing Confirm"); + bt_dev_err(hdev, "Unexpected SMP Pairing Confirm"); ret = fixup_sc_false_positive(smp); if (ret) @@ -2126,7 +2140,7 @@ static u8 smp_cmd_pairing_random(struct l2cap_conn *conn, struct sk_buff *skb) u32 passkey; int err; - BT_DBG("conn %p", conn); + bt_dev_dbg(hcon->hdev, "conn %p", conn); if (skb->len < sizeof(smp->rrnd)) return SMP_INVALID_PARAMS; @@ -2247,7 +2261,7 @@ static bool smp_ltk_encrypt(struct l2cap_conn *conn, u8 sec_level) hci_le_start_enc(hcon, key->ediv, key->rand, key->val, key->enc_size); hcon->enc_key_size = key->enc_size; - /* We never store STKs for master role, so clear this flag */ + /* We never store STKs for initiator role, so clear this flag */ clear_bit(HCI_CONN_STK_ENCRYPT, &hcon->flags); return true; @@ -2285,7 +2299,7 @@ static u8 smp_cmd_security_req(struct l2cap_conn *conn, struct sk_buff *skb) struct smp_chan *smp; u8 sec_level, auth; - BT_DBG("conn %p", conn); + bt_dev_dbg(hdev, "conn %p", conn); if (skb->len < sizeof(*rp)) return SMP_INVALID_PARAMS; @@ -2348,7 +2362,8 @@ int smp_conn_security(struct hci_conn *hcon, __u8 sec_level) __u8 authreq; int ret; - BT_DBG("conn %p hcon %p level 0x%2.2x", conn, hcon, sec_level); + bt_dev_dbg(hcon->hdev, "conn %p hcon %p level 0x%2.2x", conn, hcon, + sec_level); /* This may be NULL if there's an unexpected disconnection */ if (!conn) @@ -2462,7 +2477,7 @@ int smp_cancel_and_remove_pairing(struct hci_dev *hdev, bdaddr_t *bdaddr, /* Set keys to NULL to make sure smp_failure() does not try to * remove and free already invalidated rcu list entries. */ smp->ltk = NULL; - smp->slave_ltk = NULL; + smp->responder_ltk = NULL; smp->remote_irk = NULL; if (test_bit(SMP_FLAG_COMPLETE, &smp->flags)) @@ -2484,7 +2499,7 @@ static int smp_cmd_encrypt_info(struct l2cap_conn *conn, struct sk_buff *skb) struct l2cap_chan *chan = conn->smp; struct smp_chan *smp = chan->data; - BT_DBG("conn %p", conn); + bt_dev_dbg(conn->hcon->hdev, "conn %p", conn); if (skb->len < sizeof(*rp)) return SMP_INVALID_PARAMS; @@ -2498,7 +2513,7 @@ static int smp_cmd_encrypt_info(struct l2cap_conn *conn, struct sk_buff *skb) return SMP_INVALID_PARAMS; } - SMP_ALLOW_CMD(smp, SMP_CMD_MASTER_IDENT); + SMP_ALLOW_CMD(smp, SMP_CMD_INITIATOR_IDENT); skb_pull(skb, sizeof(*rp)); @@ -2507,9 +2522,9 @@ static int smp_cmd_encrypt_info(struct l2cap_conn *conn, struct sk_buff *skb) return 0; } -static int smp_cmd_master_ident(struct l2cap_conn *conn, struct sk_buff *skb) +static int smp_cmd_initiator_ident(struct l2cap_conn *conn, struct sk_buff *skb) { - struct smp_cmd_master_ident *rp = (void *) skb->data; + struct smp_cmd_initiator_ident *rp = (void *)skb->data; struct l2cap_chan *chan = conn->smp; struct smp_chan *smp = chan->data; struct hci_dev *hdev = conn->hcon->hdev; @@ -2517,7 +2532,7 @@ static int smp_cmd_master_ident(struct l2cap_conn *conn, struct sk_buff *skb) struct smp_ltk *ltk; u8 authenticated; - BT_DBG("conn %p", conn); + bt_dev_dbg(hdev, "conn %p", conn); if (skb->len < sizeof(*rp)) return SMP_INVALID_PARAMS; @@ -2549,7 +2564,7 @@ static int smp_cmd_ident_info(struct l2cap_conn *conn, struct sk_buff *skb) struct l2cap_chan *chan = conn->smp; struct smp_chan *smp = chan->data; - BT_DBG(""); + bt_dev_dbg(conn->hcon->hdev, ""); if (skb->len < sizeof(*info)) return SMP_INVALID_PARAMS; @@ -2581,7 +2596,7 @@ static int smp_cmd_ident_addr_info(struct l2cap_conn *conn, struct hci_conn *hcon = conn->hcon; bdaddr_t rpa; - BT_DBG(""); + bt_dev_dbg(hcon->hdev, ""); if (skb->len < sizeof(*info)) return SMP_INVALID_PARAMS; @@ -2648,7 +2663,7 @@ static int smp_cmd_sign_info(struct l2cap_conn *conn, struct sk_buff *skb) struct smp_chan *smp = chan->data; struct smp_csrk *csrk; - BT_DBG("conn %p", conn); + bt_dev_dbg(conn->hcon->hdev, "conn %p", conn); if (skb->len < sizeof(*rp)) return SMP_INVALID_PARAMS; @@ -2728,7 +2743,7 @@ static int smp_cmd_public_key(struct l2cap_conn *conn, struct sk_buff *skb) struct smp_cmd_pairing_confirm cfm; int err; - BT_DBG("conn %p", conn); + bt_dev_dbg(hdev, "conn %p", conn); if (skb->len < sizeof(*key)) return SMP_INVALID_PARAMS; @@ -2792,7 +2807,7 @@ static int smp_cmd_public_key(struct l2cap_conn *conn, struct sk_buff *skb) smp->method = sc_select_method(smp); - BT_DBG("%s selected method 0x%02x", hdev->name, smp->method); + bt_dev_dbg(hdev, "selected method 0x%02x", smp->method); /* JUST_WORKS and JUST_CFM result in an unauthenticated key */ if (smp->method == JUST_WORKS || smp->method == JUST_CFM) @@ -2867,7 +2882,7 @@ static int smp_cmd_dhkey_check(struct l2cap_conn *conn, struct sk_buff *skb) u8 io_cap[3], r[16], e[16]; int err; - BT_DBG("conn %p", conn); + bt_dev_dbg(hcon->hdev, "conn %p", conn); if (skb->len < sizeof(*check)) return SMP_INVALID_PARAMS; @@ -2908,7 +2923,7 @@ static int smp_cmd_dhkey_check(struct l2cap_conn *conn, struct sk_buff *skb) return 0; } - /* Slave sends DHKey check as response to master */ + /* Responder sends DHKey check as response to initiator */ sc_dhkey_check(smp); } @@ -2927,7 +2942,7 @@ static int smp_cmd_keypress_notify(struct l2cap_conn *conn, { struct smp_cmd_keypress_notify *kp = (void *) skb->data; - BT_DBG("value 0x%02x", kp->value); + bt_dev_dbg(conn->hcon->hdev, "value 0x%02x", kp->value); return 0; } @@ -2995,8 +3010,8 @@ static int smp_sig_channel(struct l2cap_chan *chan, struct sk_buff *skb) reason = smp_cmd_encrypt_info(conn, skb); break; - case SMP_CMD_MASTER_IDENT: - reason = smp_cmd_master_ident(conn, skb); + case SMP_CMD_INITIATOR_IDENT: + reason = smp_cmd_initiator_ident(conn, skb); break; case SMP_CMD_IDENT_INFO: @@ -3024,7 +3039,7 @@ static int smp_sig_channel(struct l2cap_chan *chan, struct sk_buff *skb) break; default: - BT_DBG("Unknown command code 0x%2.2x", code); + bt_dev_dbg(hcon->hdev, "Unknown command code 0x%2.2x", code); reason = SMP_CMD_NOTSUPP; goto done; } @@ -3049,7 +3064,7 @@ static void smp_teardown_cb(struct l2cap_chan *chan, int err) { struct l2cap_conn *conn = chan->conn; - BT_DBG("chan %p", chan); + bt_dev_dbg(conn->hcon->hdev, "chan %p", chan); if (chan->data) smp_chan_destroy(conn); @@ -3066,7 +3081,7 @@ static void bredr_pairing(struct l2cap_chan *chan) struct smp_cmd_pairing req; struct smp_chan *smp; - BT_DBG("chan %p", chan); + bt_dev_dbg(hdev, "chan %p", chan); /* Only new pairings are interesting */ if (!test_bit(HCI_CONN_NEW_LINK_KEY, &hcon->flags)) @@ -3113,7 +3128,7 @@ static void bredr_pairing(struct l2cap_chan *chan) set_bit(SMP_FLAG_SC, &smp->flags); - BT_DBG("%s starting SMP over BR/EDR", hdev->name); + bt_dev_dbg(hdev, "starting SMP over BR/EDR"); /* Prepare and send the BR/EDR SMP Pairing Request */ build_bredr_pairing_cmd(smp, &req, NULL); @@ -3131,7 +3146,7 @@ static void smp_resume_cb(struct l2cap_chan *chan) struct l2cap_conn *conn = chan->conn; struct hci_conn *hcon = conn->hcon; - BT_DBG("chan %p", chan); + bt_dev_dbg(hcon->hdev, "chan %p", chan); if (hcon->type == ACL_LINK) { bredr_pairing(chan); @@ -3154,7 +3169,7 @@ static void smp_ready_cb(struct l2cap_chan *chan) struct l2cap_conn *conn = chan->conn; struct hci_conn *hcon = conn->hcon; - BT_DBG("chan %p", chan); + bt_dev_dbg(hcon->hdev, "chan %p", chan); /* No need to call l2cap_chan_hold() here since we already own * the reference taken in smp_new_conn_cb(). This is just the @@ -3172,7 +3187,7 @@ static int smp_recv_cb(struct l2cap_chan *chan, struct sk_buff *skb) { int err; - BT_DBG("chan %p", chan); + bt_dev_dbg(chan->conn->hcon->hdev, "chan %p", chan); err = smp_sig_channel(chan, skb); if (err) { @@ -3286,14 +3301,14 @@ static struct l2cap_chan *smp_add_cid(struct hci_dev *hdev, u16 cid) tfm_cmac = crypto_alloc_shash("cmac(aes)", 0, 0); if (IS_ERR(tfm_cmac)) { - BT_ERR("Unable to create CMAC crypto context"); + bt_dev_err(hdev, "Unable to create CMAC crypto context"); kfree_sensitive(smp); return ERR_CAST(tfm_cmac); } tfm_ecdh = crypto_alloc_kpp("ecdh", 0, 0); if (IS_ERR(tfm_ecdh)) { - BT_ERR("Unable to create ECDH crypto context"); + bt_dev_err(hdev, "Unable to create ECDH crypto context"); crypto_free_shash(tfm_cmac); kfree_sensitive(smp); return ERR_CAST(tfm_ecdh); @@ -3422,7 +3437,7 @@ int smp_register(struct hci_dev *hdev) { struct l2cap_chan *chan; - BT_DBG("%s", hdev->name); + bt_dev_dbg(hdev, ""); /* If the controller does not support Low Energy operation, then * there is also no need to register any SMP channel. diff --git a/net/bluetooth/smp.h b/net/bluetooth/smp.h index 121edadd5f8da..5fe68e255cb29 100644 --- a/net/bluetooth/smp.h +++ b/net/bluetooth/smp.h @@ -79,8 +79,8 @@ struct smp_cmd_encrypt_info { __u8 ltk[16]; } __packed; -#define SMP_CMD_MASTER_IDENT 0x07 -struct smp_cmd_master_ident { +#define SMP_CMD_INITIATOR_IDENT 0x07 +struct smp_cmd_initiator_ident { __le16 ediv; __le64 rand; } __packed; @@ -146,7 +146,7 @@ struct smp_cmd_keypress_notify { enum { SMP_STK, SMP_LTK, - SMP_LTK_SLAVE, + SMP_LTK_RESPONDER, SMP_LTK_P256, SMP_LTK_P256_DEBUG, }; diff --git a/net/core/dev.c b/net/core/dev.c index 3fc27b52bf429..fc881d60a9dcc 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -3523,6 +3523,14 @@ static netdev_features_t gso_features_check(const struct sk_buff *skb, if (gso_segs > dev->gso_max_segs) return features & ~NETIF_F_GSO_MASK; + if (unlikely(skb->len >= READ_ONCE(dev->gso_max_size))) + return features & ~NETIF_F_GSO_MASK; + + if (!skb_shinfo(skb)->gso_type) { + skb_warn_bad_offload(skb); + return features & ~NETIF_F_GSO_MASK; + } + /* Support for GSO partial features requires software * intervention before we can actually process the packets * so we need to strip support for any partial features now diff --git a/net/dns_resolver/dns_key.c b/net/dns_resolver/dns_key.c index 3aced951d5ab8..03f8f33dc134c 100644 --- a/net/dns_resolver/dns_key.c +++ b/net/dns_resolver/dns_key.c @@ -91,6 +91,7 @@ const struct cred *dns_resolver_cache; static int dns_resolver_preparse(struct key_preparsed_payload *prep) { + const struct dns_server_list_v1_header *v1; const struct dns_payload_header *bin; struct user_key_payload *upayload; unsigned long derrno; @@ -122,6 +123,13 @@ dns_resolver_preparse(struct key_preparsed_payload *prep) return -EINVAL; } + v1 = (const struct dns_server_list_v1_header *)bin; + if ((v1->status != DNS_LOOKUP_GOOD && + v1->status != DNS_LOOKUP_GOOD_WITH_BAD)) { + if (prep->expiry == TIME64_MAX) + prep->expiry = ktime_get_real_seconds() + 1; + } + result_len = datalen; goto store_result; } @@ -314,7 +322,7 @@ static long dns_resolver_read(const struct key *key, struct key_type key_type_dns_resolver = { .name = "dns_resolver", - .flags = KEY_TYPE_NET_DOMAIN, + .flags = KEY_TYPE_NET_DOMAIN | KEY_TYPE_INSTANT_REAP, .preparse = dns_resolver_preparse, .free_preparse = dns_resolver_free_preparse, .instantiate = generic_key_instantiate, diff --git a/net/ife/ife.c b/net/ife/ife.c index 13bbf8cb6a396..be05b690b9ef2 100644 --- a/net/ife/ife.c +++ b/net/ife/ife.c @@ -82,6 +82,7 @@ void *ife_decode(struct sk_buff *skb, u16 *metalen) if (unlikely(!pskb_may_pull(skb, total_pull))) return NULL; + ifehdr = (struct ifeheadr *)(skb->data + skb->dev->hard_header_len); skb_set_mac_header(skb, total_pull); __skb_pull(skb, total_pull); *metalen = ifehdrln - IFE_METAHDRLEN; diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c index aca26df7587dc..ee8b5013d67d7 100644 --- a/net/mac80211/mesh_plink.c +++ b/net/mac80211/mesh_plink.c @@ -1050,8 +1050,8 @@ mesh_plink_get_event(struct ieee80211_sub_if_data *sdata, case WLAN_SP_MESH_PEERING_OPEN: if (!matches_local) event = OPN_RJCT; - if (!mesh_plink_free_count(sdata) || - (sta->mesh->plid && sta->mesh->plid != plid)) + else if (!mesh_plink_free_count(sdata) || + (sta->mesh->plid && sta->mesh->plid != plid)) event = OPN_IGNR; else event = OPN_ACPT; @@ -1059,9 +1059,9 @@ mesh_plink_get_event(struct ieee80211_sub_if_data *sdata, case WLAN_SP_MESH_PEERING_CONFIRM: if (!matches_local) event = CNF_RJCT; - if (!mesh_plink_free_count(sdata) || - sta->mesh->llid != llid || - (sta->mesh->plid && sta->mesh->plid != plid)) + else if (!mesh_plink_free_count(sdata) || + sta->mesh->llid != llid || + (sta->mesh->plid && sta->mesh->plid != plid)) event = CNF_IGNR; else event = CNF_ACPT; diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c index dfb347f8d3adc..f244a4323a43b 100644 --- a/net/netfilter/nf_tables_api.c +++ b/net/netfilter/nf_tables_api.c @@ -8377,7 +8377,7 @@ static void nft_set_commit_update(struct list_head *set_update_list) list_for_each_entry_safe(set, next, set_update_list, pending_update) { list_del_init(&set->pending_update); - if (!set->ops->commit) + if (!set->ops->commit || set->dead) continue; set->ops->commit(set); diff --git a/net/rfkill/rfkill-gpio.c b/net/rfkill/rfkill-gpio.c index 2cc95c8dc4c7b..f74baefd855d3 100644 --- a/net/rfkill/rfkill-gpio.c +++ b/net/rfkill/rfkill-gpio.c @@ -116,6 +116,14 @@ static int rfkill_gpio_probe(struct platform_device *pdev) return -EINVAL; } + ret = gpiod_direction_output(rfkill->reset_gpio, true); + if (ret) + return ret; + + ret = gpiod_direction_output(rfkill->shutdown_gpio, true); + if (ret) + return ret; + rfkill->rfkill_dev = rfkill_alloc(rfkill->name, &pdev->dev, rfkill->type, &rfkill_gpio_ops, rfkill); diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c index b3e7a92f1ec19..1d95ff34b13c9 100644 --- a/net/rose/af_rose.c +++ b/net/rose/af_rose.c @@ -181,21 +181,47 @@ void rose_kill_by_neigh(struct rose_neigh *neigh) */ static void rose_kill_by_device(struct net_device *dev) { - struct sock *s; + struct sock *sk, *array[16]; + struct rose_sock *rose; + bool rescan; + int i, cnt; +start: + rescan = false; + cnt = 0; spin_lock_bh(&rose_list_lock); - sk_for_each(s, &rose_list) { - struct rose_sock *rose = rose_sk(s); + sk_for_each(sk, &rose_list) { + rose = rose_sk(sk); + if (rose->device == dev) { + if (cnt == ARRAY_SIZE(array)) { + rescan = true; + break; + } + sock_hold(sk); + array[cnt++] = sk; + } + } + spin_unlock_bh(&rose_list_lock); + for (i = 0; i < cnt; i++) { + sk = array[cnt]; + rose = rose_sk(sk); + lock_sock(sk); + spin_lock_bh(&rose_list_lock); if (rose->device == dev) { - rose_disconnect(s, ENETUNREACH, ROSE_OUT_OF_ORDER, 0); + rose_disconnect(sk, ENETUNREACH, ROSE_OUT_OF_ORDER, 0); if (rose->neighbour) rose->neighbour->use--; dev_put(rose->device); rose->device = NULL; } + spin_unlock_bh(&rose_list_lock); + release_sock(sk); + sock_put(sk); + cond_resched(); } - spin_unlock_bh(&rose_list_lock); + if (rescan) + goto start; } /* @@ -655,7 +681,10 @@ static int rose_release(struct socket *sock) break; } + spin_lock_bh(&rose_list_lock); dev_put(rose->device); + rose->device = NULL; + spin_unlock_bh(&rose_list_lock); sock->sk = NULL; release_sock(sk); sock_put(sk); diff --git a/net/wireless/certs/wens.hex b/net/wireless/certs/wens.hex new file mode 100644 index 0000000000000..0d50369bede98 --- /dev/null +++ b/net/wireless/certs/wens.hex @@ -0,0 +1,87 @@ +/* Chen-Yu Tsai's regdb certificate */ +0x30, 0x82, 0x02, 0xa7, 0x30, 0x82, 0x01, 0x8f, +0x02, 0x14, 0x61, 0xc0, 0x38, 0x65, 0x1a, 0xab, +0xdc, 0xf9, 0x4b, 0xd0, 0xac, 0x7f, 0xf0, 0x6c, +0x72, 0x48, 0xdb, 0x18, 0xc6, 0x00, 0x30, 0x0d, +0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, +0x01, 0x01, 0x0b, 0x05, 0x00, 0x30, 0x0f, 0x31, +0x0d, 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a/security/keys/gc.c +++ b/security/keys/gc.c @@ -66,6 +66,19 @@ void key_schedule_gc(time64_t gc_at) } } +/* + * Set the expiration time on a key. + */ +void key_set_expiry(struct key *key, time64_t expiry) +{ + key->expiry = expiry; + if (expiry != TIME64_MAX) { + if (!(key->type->flags & KEY_TYPE_INSTANT_REAP)) + expiry += key_gc_delay; + key_schedule_gc(expiry); + } +} + /* * Schedule a dead links collection run. */ @@ -176,7 +189,6 @@ static void key_garbage_collector(struct work_struct *work) static u8 gc_state; /* Internal persistent state */ #define KEY_GC_REAP_AGAIN 0x01 /* - Need another cycle */ #define KEY_GC_REAPING_LINKS 0x02 /* - We need to reap links */ -#define KEY_GC_SET_TIMER 0x04 /* - We need to restart the timer */ #define KEY_GC_REAPING_DEAD_1 0x10 /* - We need to mark dead keys */ #define KEY_GC_REAPING_DEAD_2 0x20 /* - We need to reap dead key links */ #define KEY_GC_REAPING_DEAD_3 0x40 /* - We need to reap dead keys */ @@ -184,21 +196,17 @@ static void key_garbage_collector(struct work_struct *work) struct rb_node *cursor; struct key *key; - time64_t new_timer, limit; + time64_t new_timer, limit, expiry; kenter("[%lx,%x]", key_gc_flags, gc_state); limit = ktime_get_real_seconds(); - if (limit > key_gc_delay) - limit -= key_gc_delay; - else - limit = key_gc_delay; /* Work out what we're going to be doing in this pass */ gc_state &= KEY_GC_REAPING_DEAD_1 | KEY_GC_REAPING_DEAD_2; gc_state <<= 1; if (test_and_clear_bit(KEY_GC_KEY_EXPIRED, &key_gc_flags)) - gc_state |= KEY_GC_REAPING_LINKS | KEY_GC_SET_TIMER; + gc_state |= KEY_GC_REAPING_LINKS; if (test_and_clear_bit(KEY_GC_REAP_KEYTYPE, &key_gc_flags)) gc_state |= KEY_GC_REAPING_DEAD_1; @@ -233,8 +241,11 @@ continue_scanning: } } - if (gc_state & KEY_GC_SET_TIMER) { - if (key->expiry > limit && key->expiry < new_timer) { + expiry = key->expiry; + if (expiry != TIME64_MAX) { + if (!(key->type->flags & KEY_TYPE_INSTANT_REAP)) + expiry += key_gc_delay; + if (expiry > limit && expiry < new_timer) { kdebug("will expire %x in %lld", key_serial(key), key->expiry - limit); new_timer = key->expiry; @@ -276,7 +287,7 @@ maybe_resched: */ kdebug("pass complete"); - if (gc_state & KEY_GC_SET_TIMER && new_timer != (time64_t)TIME64_MAX) { + if (new_timer != TIME64_MAX) { new_timer += key_gc_delay; key_schedule_gc(new_timer); } diff --git a/security/keys/internal.h b/security/keys/internal.h index 9b9cf3b6fcbb4..bede6c71ffd97 100644 --- a/security/keys/internal.h +++ b/security/keys/internal.h @@ -176,6 +176,7 @@ extern unsigned key_gc_delay; extern void keyring_gc(struct key *keyring, time64_t limit); extern void keyring_restriction_gc(struct key *keyring, struct key_type *dead_type); +void key_set_expiry(struct key *key, time64_t expiry); extern void key_schedule_gc(time64_t gc_at); extern void key_schedule_gc_links(void); extern void key_gc_keytype(struct key_type *ktype); @@ -224,10 +225,18 @@ extern struct key *key_get_instantiation_authkey(key_serial_t target_id); */ static inline bool key_is_dead(const struct key *key, time64_t limit) { + time64_t expiry = key->expiry; + + if (expiry != TIME64_MAX) { + if (!(key->type->flags & KEY_TYPE_INSTANT_REAP)) + expiry += key_gc_delay; + if (expiry <= limit) + return true; + } + return key->flags & ((1 << KEY_FLAG_DEAD) | (1 << KEY_FLAG_INVALIDATED)) || - (key->expiry > 0 && key->expiry <= limit) || key->domain_tag->removed; } diff --git a/security/keys/key.c b/security/keys/key.c index 151ff39b68030..67ad0826e385c 100644 --- a/security/keys/key.c +++ b/security/keys/key.c @@ -294,6 +294,7 @@ struct key *key_alloc(struct key_type *type, const char *desc, key->uid = uid; key->gid = gid; key->perm = perm; + key->expiry = TIME64_MAX; key->restrict_link = restrict_link; key->last_used_at = ktime_get_real_seconds(); @@ -463,10 +464,7 @@ static int __key_instantiate_and_link(struct key *key, if (authkey) key_invalidate(authkey); - if (prep->expiry != TIME64_MAX) { - key->expiry = prep->expiry; - key_schedule_gc(prep->expiry + key_gc_delay); - } + key_set_expiry(key, prep->expiry); } } @@ -605,8 +603,7 @@ int key_reject_and_link(struct key *key, atomic_inc(&key->user->nikeys); mark_key_instantiated(key, -error); notify_key(key, NOTIFY_KEY_INSTANTIATED, -error); - key->expiry = ktime_get_real_seconds() + timeout; - key_schedule_gc(key->expiry + key_gc_delay); + key_set_expiry(key, ktime_get_real_seconds() + timeout); if (test_and_clear_bit(KEY_FLAG_USER_CONSTRUCT, &key->flags)) awaken = 1; @@ -721,16 +718,14 @@ found_kernel_type: void key_set_timeout(struct key *key, unsigned timeout) { - time64_t expiry = 0; + time64_t expiry = TIME64_MAX; /* make the changes with the locks held to prevent races */ down_write(&key->sem); if (timeout > 0) expiry = ktime_get_real_seconds() + timeout; - - key->expiry = expiry; - key_schedule_gc(key->expiry + key_gc_delay); + key_set_expiry(key, expiry); up_write(&key->sem); } diff --git a/security/keys/proc.c b/security/keys/proc.c index d0cde6685627f..4f4e2c1824f18 100644 --- a/security/keys/proc.c +++ b/security/keys/proc.c @@ -198,7 +198,7 @@ static int proc_keys_show(struct seq_file *m, void *v) /* come up with a suitable timeout value */ expiry = READ_ONCE(key->expiry); - if (expiry == 0) { + if (expiry == TIME64_MAX) { memcpy(xbuf, "perm", 5); } else if (now >= expiry) { memcpy(xbuf, "expd", 5); diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index 86a43b955db91..0d1c6c4c1ee62 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -1970,6 +1970,8 @@ static const struct snd_pci_quirk force_connect_list[] = { SND_PCI_QUIRK(0x1043, 0x86ae, "ASUS", 1), /* Z170 PRO */ SND_PCI_QUIRK(0x1043, 0x86c7, "ASUS", 1), /* Z170M PLUS */ SND_PCI_QUIRK(0x1462, 0xec94, "MS-7C94", 1), + SND_PCI_QUIRK(0x8086, 0x2060, "Intel NUC5CPYB", 1), + SND_PCI_QUIRK(0x8086, 0x2081, "Intel NUC 10", 1), {} };