diff --git a/Makefile b/Makefile index 4962d14e36a90..b5b5835afcc76 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 4 PATCHLEVEL = 14 -SUBLEVEL = 316 +SUBLEVEL = 317 EXTRAVERSION = NAME = Petit Gorille @@ -731,6 +731,10 @@ endif KBUILD_CFLAGS += $(call cc-disable-warning, unused-but-set-variable) KBUILD_CFLAGS += $(call cc-disable-warning, unused-const-variable) + +# These result in bogus false positives +KBUILD_CFLAGS += $(call cc-disable-warning, dangling-pointer) + ifdef CONFIG_FRAME_POINTER KBUILD_CFLAGS += -fno-omit-frame-pointer -fno-optimize-sibling-calls else diff --git a/arch/arm/kernel/unwind.c b/arch/arm/kernel/unwind.c index 314cfb232a635..f2bb090373c67 100644 --- a/arch/arm/kernel/unwind.c +++ b/arch/arm/kernel/unwind.c @@ -313,6 +313,29 @@ static int unwind_exec_pop_subset_r0_to_r3(struct unwind_ctrl_block *ctrl, return URC_OK; } +static unsigned long unwind_decode_uleb128(struct unwind_ctrl_block *ctrl) +{ + unsigned long bytes = 0; + unsigned long insn; + unsigned long result = 0; + + /* + * unwind_get_byte() will advance `ctrl` one instruction at a time, so + * loop until we get an instruction byte where bit 7 is not set. + * + * Note: This decodes a maximum of 4 bytes to output 28 bits data where + * max is 0xfffffff: that will cover a vsp increment of 1073742336, hence + * it is sufficient for unwinding the stack. + */ + do { + insn = unwind_get_byte(ctrl); + result |= (insn & 0x7f) << (bytes * 7); + bytes++; + } while (!!(insn & 0x80) && (bytes != sizeof(result))); + + return result; +} + /* * Execute the current unwind instruction. */ @@ -366,7 +389,7 @@ static int unwind_exec_insn(struct unwind_ctrl_block *ctrl) if (ret) goto error; } else if (insn == 0xb2) { - unsigned long uleb128 = unwind_get_byte(ctrl); + unsigned long uleb128 = unwind_decode_uleb128(ctrl); ctrl->vrs[SP] += 0x204 + (uleb128 << 2); } else { diff --git a/arch/x86/boot/boot.h b/arch/x86/boot/boot.h index ef5a9cc66fb82..a4c5fb92b1cba 100644 --- a/arch/x86/boot/boot.h +++ b/arch/x86/boot/boot.h @@ -114,66 +114,78 @@ typedef unsigned int addr_t; static inline u8 rdfs8(addr_t addr) { + u8 *ptr = (u8 *)absolute_pointer(addr); u8 v; - asm volatile("movb %%fs:%1,%0" : "=q" (v) : "m" (*(u8 *)addr)); + asm volatile("movb %%fs:%1,%0" : "=q" (v) : "m" (*ptr)); return v; } static inline u16 rdfs16(addr_t addr) { + u16 *ptr = (u16 *)absolute_pointer(addr); u16 v; - asm volatile("movw %%fs:%1,%0" : "=r" (v) : "m" (*(u16 *)addr)); + asm volatile("movw %%fs:%1,%0" : "=r" (v) : "m" (*ptr)); return v; } static inline u32 rdfs32(addr_t addr) { + u32 *ptr = (u32 *)absolute_pointer(addr); u32 v; - asm volatile("movl %%fs:%1,%0" : "=r" (v) : "m" (*(u32 *)addr)); + asm volatile("movl %%fs:%1,%0" : "=r" (v) : "m" (*ptr)); return v; } static inline void wrfs8(u8 v, addr_t addr) { - asm volatile("movb %1,%%fs:%0" : "+m" (*(u8 *)addr) : "qi" (v)); + u8 *ptr = (u8 *)absolute_pointer(addr); + asm volatile("movb %1,%%fs:%0" : "+m" (*ptr) : "qi" (v)); } static inline void wrfs16(u16 v, addr_t addr) { - asm volatile("movw %1,%%fs:%0" : "+m" (*(u16 *)addr) : "ri" (v)); + u16 *ptr = (u16 *)absolute_pointer(addr); + asm volatile("movw %1,%%fs:%0" : "+m" (*ptr) : "ri" (v)); } static inline void wrfs32(u32 v, addr_t addr) { - asm volatile("movl %1,%%fs:%0" : "+m" (*(u32 *)addr) : "ri" (v)); + u32 *ptr = (u32 *)absolute_pointer(addr); + asm volatile("movl %1,%%fs:%0" : "+m" (*ptr) : "ri" (v)); } static inline u8 rdgs8(addr_t addr) { + u8 *ptr = (u8 *)absolute_pointer(addr); u8 v; - asm volatile("movb %%gs:%1,%0" : "=q" (v) : "m" (*(u8 *)addr)); + asm volatile("movb %%gs:%1,%0" : "=q" (v) : "m" (*ptr)); return v; } static inline u16 rdgs16(addr_t addr) { + u16 *ptr = (u16 *)absolute_pointer(addr); u16 v; - asm volatile("movw %%gs:%1,%0" : "=r" (v) : "m" (*(u16 *)addr)); + asm volatile("movw %%gs:%1,%0" : "=r" (v) : "m" (*ptr)); return v; } static inline u32 rdgs32(addr_t addr) { + u32 *ptr = (u32 *)absolute_pointer(addr); u32 v; - asm volatile("movl %%gs:%1,%0" : "=r" (v) : "m" (*(u32 *)addr)); + asm volatile("movl %%gs:%1,%0" : "=r" (v) : "m" (*ptr)); return v; } static inline void wrgs8(u8 v, addr_t addr) { - asm volatile("movb %1,%%gs:%0" : "+m" (*(u8 *)addr) : "qi" (v)); + u8 *ptr = (u8 *)absolute_pointer(addr); + asm volatile("movb %1,%%gs:%0" : "+m" (*ptr) : "qi" (v)); } static inline void wrgs16(u16 v, addr_t addr) { - asm volatile("movw %1,%%gs:%0" : "+m" (*(u16 *)addr) : "ri" (v)); + u16 *ptr = (u16 *)absolute_pointer(addr); + asm volatile("movw %1,%%gs:%0" : "+m" (*ptr) : "ri" (v)); } static inline void wrgs32(u32 v, addr_t addr) { - asm volatile("movl %1,%%gs:%0" : "+m" (*(u32 *)addr) : "ri" (v)); + u32 *ptr = (u32 *)absolute_pointer(addr); + asm volatile("movl %1,%%gs:%0" : "+m" (*ptr) : "ri" (v)); } /* Note: these only return true/false, not a signed return value! */ diff --git a/arch/x86/boot/main.c b/arch/x86/boot/main.c index 9bcea386db65e..98b4ff1c51f35 100644 --- a/arch/x86/boot/main.c +++ b/arch/x86/boot/main.c @@ -34,7 +34,7 @@ static void copy_boot_params(void) u16 cl_offset; }; const struct old_cmdline * const oldcmd = - (const struct old_cmdline *)OLD_CL_ADDRESS; + absolute_pointer(OLD_CL_ADDRESS); BUILD_BUG_ON(sizeof boot_params != 4096); memcpy(&boot_params.hdr, &hdr, sizeof hdr); diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c index 3bdab6eb33bf3..cceb5ca357dee 100644 --- a/drivers/acpi/thermal.c +++ b/drivers/acpi/thermal.c @@ -1172,8 +1172,6 @@ static int acpi_thermal_resume(struct device *dev) return -EINVAL; for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE; i++) { - if (!(&tz->trips.active[i])) - break; if (!tz->trips.active[i].flags.valid) break; tz->trips.active[i].flags.enabled = 1; diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index fdf7b5edd520e..5728f458aad86 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -3054,18 +3054,36 @@ static unsigned int atapi_xlat(struct ata_queued_cmd *qc) return 0; } -static struct ata_device *ata_find_dev(struct ata_port *ap, int devno) +static struct ata_device *ata_find_dev(struct ata_port *ap, unsigned int devno) { - if (!sata_pmp_attached(ap)) { - if (likely(devno >= 0 && - devno < ata_link_max_devices(&ap->link))) + /* + * For the non-PMP case, ata_link_max_devices() returns 1 (SATA case), + * or 2 (IDE master + slave case). However, the former case includes + * libsas hosted devices which are numbered per scsi host, leading + * to devno potentially being larger than 0 but with each struct + * ata_device having its own struct ata_port and struct ata_link. + * To accommodate these, ignore devno and always use device number 0. + */ + if (likely(!sata_pmp_attached(ap))) { + int link_max_devices = ata_link_max_devices(&ap->link); + + if (link_max_devices == 1) + return &ap->link.device[0]; + + if (devno < link_max_devices) return &ap->link.device[devno]; - } else { - if (likely(devno >= 0 && - devno < ap->nr_pmp_links)) - return &ap->pmp_link[devno].device[0]; + + return NULL; } + /* + * For PMP-attached devices, the device number corresponds to C + * (channel) of SCSI [H:C:I:L], indicating the port pmp link + * for the device. + */ + if (devno < ap->nr_pmp_links) + return &ap->pmp_link[devno].device[0]; + return NULL; } diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index f01b8860ba143..eb2ca7f6ab3ab 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -1531,7 +1531,7 @@ static int nbd_dev_dbg_init(struct nbd_device *nbd) return -EIO; dir = debugfs_create_dir(nbd_name(nbd), nbd_dbg_dir); - if (!dir) { + if (IS_ERR(dir)) { dev_err(nbd_to_dev(nbd), "Failed to create debugfs dir for '%s'\n", nbd_name(nbd)); return -EIO; @@ -1557,7 +1557,7 @@ static int nbd_dbg_init(void) struct dentry *dbg_dir; dbg_dir = debugfs_create_dir("nbd", NULL); - if (!dbg_dir) + if (IS_ERR(dbg_dir)) return -EIO; nbd_dbg_dir = dbg_dir; diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index a8cea236099a1..982b69d017cda 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c @@ -1041,7 +1041,7 @@ static bool _trigger(struct pl330_thread *thrd) return true; } -static bool _start(struct pl330_thread *thrd) +static bool pl330_start_thread(struct pl330_thread *thrd) { switch (_state(thrd)) { case PL330_STATE_FAULT_COMPLETING: @@ -1584,7 +1584,7 @@ static int pl330_update(struct pl330_dmac *pl330) thrd->req_running = -1; /* Get going again ASAP */ - _start(thrd); + pl330_start_thread(thrd); /* For now, just make a list of callbacks to be done */ list_add_tail(&descdone->rqd, &pl330->req_done); @@ -1974,7 +1974,7 @@ static void pl330_tasklet(unsigned long data) } else { /* Make sure the PL330 Channel thread is active */ spin_lock(&pch->thread->dmac->lock); - _start(pch->thread); + pl330_start_thread(pch->thread); spin_unlock(&pch->thread->dmac->lock); } @@ -1992,7 +1992,7 @@ static void pl330_tasklet(unsigned long data) if (power_down) { pch->active = true; spin_lock(&pch->thread->dmac->lock); - _start(pch->thread); + pl330_start_thread(pch->thread); spin_unlock(&pch->thread->dmac->lock); power_down = false; } diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c index 1b0161c2cd7a6..be30fdbc37c51 100644 --- a/drivers/hid/wacom_wac.c +++ b/drivers/hid/wacom_wac.c @@ -743,7 +743,7 @@ static int wacom_intuos_inout(struct wacom_wac *wacom) /* Enter report */ if ((data[1] & 0xfc) == 0xc0) { /* serial number of the tool */ - wacom->serial[idx] = ((data[3] & 0x0f) << 28) + + wacom->serial[idx] = ((__u64)(data[3] & 0x0f) << 28) + (data[4] << 20) + (data[5] << 12) + (data[6] << 4) + (data[7] >> 4); diff --git a/drivers/iio/adc/mxs-lradc-adc.c b/drivers/iio/adc/mxs-lradc-adc.c index 8c193d0069677..abf0e3ccb44dd 100644 --- a/drivers/iio/adc/mxs-lradc-adc.c +++ b/drivers/iio/adc/mxs-lradc-adc.c @@ -769,13 +769,13 @@ static int mxs_lradc_adc_probe(struct platform_device *pdev) ret = mxs_lradc_adc_trigger_init(iio); if (ret) - goto err_trig; + return ret; ret = iio_triggered_buffer_setup(iio, &iio_pollfunc_store_time, &mxs_lradc_adc_trigger_handler, &mxs_lradc_adc_buffer_ops); if (ret) - return ret; + goto err_trig; adc->vref_mv = mxs_lradc_adc_vref_mv[lradc->soc]; @@ -813,9 +813,9 @@ static int mxs_lradc_adc_probe(struct platform_device *pdev) err_dev: mxs_lradc_adc_hw_stop(adc); - mxs_lradc_adc_trigger_remove(iio); -err_trig: iio_triggered_buffer_cleanup(iio); +err_trig: + mxs_lradc_adc_trigger_remove(iio); return ret; } @@ -826,8 +826,8 @@ static int mxs_lradc_adc_remove(struct platform_device *pdev) iio_device_unregister(iio); mxs_lradc_adc_hw_stop(adc); - mxs_lradc_adc_trigger_remove(iio); iio_triggered_buffer_cleanup(iio); + mxs_lradc_adc_trigger_remove(iio); return 0; } diff --git a/drivers/iio/dac/mcp4725.c b/drivers/iio/dac/mcp4725.c index fe3e42defb33e..3b987a378befc 100644 --- a/drivers/iio/dac/mcp4725.c +++ b/drivers/iio/dac/mcp4725.c @@ -50,12 +50,18 @@ static int mcp4725_suspend(struct device *dev) struct mcp4725_data *data = iio_priv(i2c_get_clientdata( to_i2c_client(dev))); u8 outbuf[2]; + int ret; outbuf[0] = (data->powerdown_mode + 1) << 4; outbuf[1] = 0; data->powerdown = true; - return i2c_master_send(data->client, outbuf, 2); + ret = i2c_master_send(data->client, outbuf, 2); + if (ret < 0) + return ret; + else if (ret != 2) + return -EIO; + return 0; } static int mcp4725_resume(struct device *dev) @@ -63,13 +69,19 @@ static int mcp4725_resume(struct device *dev) struct mcp4725_data *data = iio_priv(i2c_get_clientdata( to_i2c_client(dev))); u8 outbuf[2]; + int ret; /* restore previous DAC value */ outbuf[0] = (data->dac_value >> 8) & 0xf; outbuf[1] = data->dac_value & 0xff; data->powerdown = false; - return i2c_master_send(data->client, outbuf, 2); + ret = i2c_master_send(data->client, outbuf, 2); + if (ret < 0) + return ret; + else if (ret != 2) + return -EIO; + return 0; } #ifdef CONFIG_PM_SLEEP diff --git a/drivers/mailbox/mailbox-test.c b/drivers/mailbox/mailbox-test.c index 546ba140f83d2..1dbbc9036bb8e 100644 --- a/drivers/mailbox/mailbox-test.c +++ b/drivers/mailbox/mailbox-test.c @@ -16,6 +16,7 @@ #include #include #include +#include #include #include #include @@ -43,6 +44,7 @@ struct mbox_test_device { char *signal; char *message; spinlock_t lock; + struct mutex mutex; wait_queue_head_t waitq; struct fasync_struct *async_queue; }; @@ -99,6 +101,7 @@ static ssize_t mbox_test_message_write(struct file *filp, size_t count, loff_t *ppos) { struct mbox_test_device *tdev = filp->private_data; + char *message; void *data; int ret; @@ -114,10 +117,13 @@ static ssize_t mbox_test_message_write(struct file *filp, return -EINVAL; } - tdev->message = kzalloc(MBOX_MAX_MSG_LEN, GFP_KERNEL); - if (!tdev->message) + message = kzalloc(MBOX_MAX_MSG_LEN, GFP_KERNEL); + if (!message) return -ENOMEM; + mutex_lock(&tdev->mutex); + + tdev->message = message; ret = copy_from_user(tdev->message, userbuf, count); if (ret) { ret = -EFAULT; @@ -148,6 +154,8 @@ out: kfree(tdev->message); tdev->signal = NULL; + mutex_unlock(&tdev->mutex); + return ret < 0 ? ret : count; } @@ -396,6 +404,7 @@ static int mbox_test_probe(struct platform_device *pdev) platform_set_drvdata(pdev, tdev); spin_lock_init(&tdev->lock); + mutex_init(&tdev->mutex); if (tdev->rx_channel) { tdev->rx_buffer = devm_kzalloc(&pdev->dev, diff --git a/drivers/media/dvb-core/dvb_ca_en50221.c b/drivers/media/dvb-core/dvb_ca_en50221.c index 56114d85510f5..5dc8b2d143520 100644 --- a/drivers/media/dvb-core/dvb_ca_en50221.c +++ b/drivers/media/dvb-core/dvb_ca_en50221.c @@ -161,6 +161,12 @@ struct dvb_ca_private { /* mutex serializing ioctls */ struct mutex ioctl_mutex; + + /* A mutex used when a device is disconnected */ + struct mutex remove_mutex; + + /* Whether the device is disconnected */ + int exit; }; static void dvb_ca_private_free(struct dvb_ca_private *ca) @@ -1713,12 +1719,22 @@ static int dvb_ca_en50221_io_open(struct inode *inode, struct file *file) dprintk("%s\n", __func__); - if (!try_module_get(ca->pub->owner)) + mutex_lock(&ca->remove_mutex); + + if (ca->exit) { + mutex_unlock(&ca->remove_mutex); + return -ENODEV; + } + + if (!try_module_get(ca->pub->owner)) { + mutex_unlock(&ca->remove_mutex); return -EIO; + } err = dvb_generic_open(inode, file); if (err < 0) { module_put(ca->pub->owner); + mutex_unlock(&ca->remove_mutex); return err; } @@ -1743,6 +1759,7 @@ static int dvb_ca_en50221_io_open(struct inode *inode, struct file *file) dvb_ca_private_get(ca); + mutex_unlock(&ca->remove_mutex); return 0; } @@ -1762,6 +1779,8 @@ static int dvb_ca_en50221_io_release(struct inode *inode, struct file *file) dprintk("%s\n", __func__); + mutex_lock(&ca->remove_mutex); + /* mark the CA device as closed */ ca->open = 0; dvb_ca_en50221_thread_update_delay(ca); @@ -1772,6 +1791,13 @@ static int dvb_ca_en50221_io_release(struct inode *inode, struct file *file) dvb_ca_private_put(ca); + if (dvbdev->users == 1 && ca->exit == 1) { + mutex_unlock(&ca->remove_mutex); + wake_up(&dvbdev->wait_queue); + } else { + mutex_unlock(&ca->remove_mutex); + } + return err; } @@ -1896,6 +1922,7 @@ int dvb_ca_en50221_init(struct dvb_adapter *dvb_adapter, } mutex_init(&ca->ioctl_mutex); + mutex_init(&ca->remove_mutex); if (signal_pending(current)) { ret = -EINTR; @@ -1939,6 +1966,14 @@ void dvb_ca_en50221_release(struct dvb_ca_en50221 *pubca) dprintk("%s\n", __func__); + mutex_lock(&ca->remove_mutex); + ca->exit = 1; + mutex_unlock(&ca->remove_mutex); + + if (ca->dvbdev->users < 1) + wait_event(ca->dvbdev->wait_queue, + ca->dvbdev->users == 1); + /* shutdown the thread if there was one */ kthread_stop(ca->thread); diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c index e3a4a4688c2ec..651234584eb2c 100644 --- a/drivers/media/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb-core/dvb_frontend.c @@ -301,14 +301,22 @@ static int dvb_frontend_get_event(struct dvb_frontend *fe, } if (events->eventw == events->eventr) { - int ret; + struct wait_queue_entry wait; + int ret = 0; if (flags & O_NONBLOCK) return -EWOULDBLOCK; - ret = wait_event_interruptible(events->wait_queue, - dvb_frontend_test_event(fepriv, events)); - + init_waitqueue_entry(&wait, current); + add_wait_queue(&events->wait_queue, &wait); + while (!dvb_frontend_test_event(fepriv, events)) { + wait_woken(&wait, TASK_INTERRUPTIBLE, 0); + if (signal_pending(current)) { + ret = -ERESTARTSYS; + break; + } + } + remove_wait_queue(&events->wait_queue, &wait); if (ret < 0) return ret; } diff --git a/drivers/media/pci/netup_unidvb/netup_unidvb_core.c b/drivers/media/pci/netup_unidvb/netup_unidvb_core.c index 4f2ea0f035ae5..0a9086f8c759d 100644 --- a/drivers/media/pci/netup_unidvb/netup_unidvb_core.c +++ b/drivers/media/pci/netup_unidvb/netup_unidvb_core.c @@ -897,12 +897,7 @@ static int netup_unidvb_initdev(struct pci_dev *pci_dev, ndev->lmmio0, (u32)pci_resource_len(pci_dev, 0), ndev->lmmio1, (u32)pci_resource_len(pci_dev, 1), pci_dev->irq); - if (request_irq(pci_dev->irq, netup_unidvb_isr, IRQF_SHARED, - "netup_unidvb", pci_dev) < 0) { - dev_err(&pci_dev->dev, - "%s(): can't get IRQ %d\n", __func__, pci_dev->irq); - goto irq_request_err; - } + ndev->dma_size = 2 * 188 * NETUP_DMA_BLOCKS_COUNT * NETUP_DMA_PACKETS_COUNT; ndev->dma_virt = dma_alloc_coherent(&pci_dev->dev, @@ -943,6 +938,14 @@ static int netup_unidvb_initdev(struct pci_dev *pci_dev, dev_err(&pci_dev->dev, "netup_unidvb: DMA setup failed\n"); goto dma_setup_err; } + + if (request_irq(pci_dev->irq, netup_unidvb_isr, IRQF_SHARED, + "netup_unidvb", pci_dev) < 0) { + dev_err(&pci_dev->dev, + "%s(): can't get IRQ %d\n", __func__, pci_dev->irq); + goto dma_setup_err; + } + dev_info(&pci_dev->dev, "netup_unidvb: device has been initialized\n"); return 0; @@ -961,8 +964,6 @@ spi_setup_err: dma_free_coherent(&pci_dev->dev, ndev->dma_size, ndev->dma_virt, ndev->dma_phys); dma_alloc_err: - free_irq(pci_dev->irq, pci_dev); -irq_request_err: iounmap(ndev->lmmio1); pci_bar1_error: iounmap(ndev->lmmio0); diff --git a/drivers/media/usb/dvb-usb-v2/ce6230.c b/drivers/media/usb/dvb-usb-v2/ce6230.c index e596031a708d0..80a07aab3b4b0 100644 --- a/drivers/media/usb/dvb-usb-v2/ce6230.c +++ b/drivers/media/usb/dvb-usb-v2/ce6230.c @@ -111,6 +111,10 @@ static int ce6230_i2c_master_xfer(struct i2c_adapter *adap, if (num > i + 1 && (msg[i+1].flags & I2C_M_RD)) { if (msg[i].addr == ce6230_zl10353_config.demod_address) { + if (msg[i].len < 1) { + i = -EOPNOTSUPP; + break; + } req.cmd = DEMOD_READ; req.value = msg[i].addr >> 1; req.index = msg[i].buf[0]; @@ -127,6 +131,10 @@ static int ce6230_i2c_master_xfer(struct i2c_adapter *adap, } else { if (msg[i].addr == ce6230_zl10353_config.demod_address) { + if (msg[i].len < 1) { + i = -EOPNOTSUPP; + break; + } req.cmd = DEMOD_WRITE; req.value = msg[i].addr >> 1; req.index = msg[i].buf[0]; diff --git a/drivers/media/usb/dvb-usb-v2/ec168.c b/drivers/media/usb/dvb-usb-v2/ec168.c index 1db8aeef36553..19605958501e1 100644 --- a/drivers/media/usb/dvb-usb-v2/ec168.c +++ b/drivers/media/usb/dvb-usb-v2/ec168.c @@ -125,6 +125,10 @@ static int ec168_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], while (i < num) { if (num > i + 1 && (msg[i+1].flags & I2C_M_RD)) { if (msg[i].addr == ec168_ec100_config.demod_address) { + if (msg[i].len < 1) { + i = -EOPNOTSUPP; + break; + } req.cmd = READ_DEMOD; req.value = 0; req.index = 0xff00 + msg[i].buf[0]; /* reg */ @@ -141,6 +145,10 @@ static int ec168_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], } } else { if (msg[i].addr == ec168_ec100_config.demod_address) { + if (msg[i].len < 1) { + i = -EOPNOTSUPP; + break; + } req.cmd = WRITE_DEMOD; req.value = msg[i].buf[1]; /* val */ req.index = 0xff00 + msg[i].buf[0]; /* reg */ @@ -149,6 +157,10 @@ static int ec168_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], ret = ec168_ctrl_msg(d, &req); i += 1; } else { + if (msg[i].len < 1) { + i = -EOPNOTSUPP; + break; + } req.cmd = WRITE_I2C; req.value = msg[i].buf[0]; /* val */ req.index = 0x0100 + msg[i].addr; /* I2C addr */ diff --git a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c index bfce2d6addf7e..5c0ad2dc315a5 100644 --- a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c +++ b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c @@ -189,6 +189,10 @@ static int rtl28xxu_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], ret = -EOPNOTSUPP; goto err_mutex_unlock; } else if (msg[0].addr == 0x10) { + if (msg[0].len < 1 || msg[1].len < 1) { + ret = -EOPNOTSUPP; + goto err_mutex_unlock; + } /* method 1 - integrated demod */ if (msg[0].buf[0] == 0x00) { /* return demod page from driver cache */ @@ -202,6 +206,10 @@ static int rtl28xxu_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], ret = rtl28xxu_ctrl_msg(d, &req); } } else if (msg[0].len < 2) { + if (msg[0].len < 1) { + ret = -EOPNOTSUPP; + goto err_mutex_unlock; + } /* method 2 - old I2C */ req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1); req.index = CMD_I2C_RD; @@ -230,8 +238,16 @@ static int rtl28xxu_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], ret = -EOPNOTSUPP; goto err_mutex_unlock; } else if (msg[0].addr == 0x10) { + if (msg[0].len < 1) { + ret = -EOPNOTSUPP; + goto err_mutex_unlock; + } /* method 1 - integrated demod */ if (msg[0].buf[0] == 0x00) { + if (msg[0].len < 2) { + ret = -EOPNOTSUPP; + goto err_mutex_unlock; + } /* save demod page for later demod access */ dev->page = msg[0].buf[1]; ret = 0; @@ -244,6 +260,10 @@ static int rtl28xxu_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], ret = rtl28xxu_ctrl_msg(d, &req); } } else if ((msg[0].len < 23) && (!dev->new_i2c_write)) { + if (msg[0].len < 1) { + ret = -EOPNOTSUPP; + goto err_mutex_unlock; + } /* method 2 - old I2C */ req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1); req.index = CMD_I2C_WR; diff --git a/drivers/media/usb/dvb-usb/az6027.c b/drivers/media/usb/dvb-usb/az6027.c index f2b5ba1d28098..05988c5ce63ca 100644 --- a/drivers/media/usb/dvb-usb/az6027.c +++ b/drivers/media/usb/dvb-usb/az6027.c @@ -991,6 +991,10 @@ static int az6027_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], int n /* write/read request */ if (i + 1 < num && (msg[i + 1].flags & I2C_M_RD)) { req = 0xB9; + if (msg[i].len < 1) { + i = -EOPNOTSUPP; + break; + } index = (((msg[i].buf[0] << 8) & 0xff00) | (msg[i].buf[1] & 0x00ff)); value = msg[i].addr + (msg[i].len << 8); length = msg[i + 1].len + 6; @@ -1004,6 +1008,10 @@ static int az6027_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], int n /* demod 16bit addr */ req = 0xBD; + if (msg[i].len < 1) { + i = -EOPNOTSUPP; + break; + } index = (((msg[i].buf[0] << 8) & 0xff00) | (msg[i].buf[1] & 0x00ff)); value = msg[i].addr + (2 << 8); length = msg[i].len - 2; @@ -1029,6 +1037,10 @@ static int az6027_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], int n } else { req = 0xBD; + if (msg[i].len < 1) { + i = -EOPNOTSUPP; + break; + } index = msg[i].buf[0] & 0x00FF; value = msg[i].addr + (1 << 8); length = msg[i].len - 1; diff --git a/drivers/media/usb/dvb-usb/digitv.c b/drivers/media/usb/dvb-usb/digitv.c index 20d33f0544ed2..0e2cffa946f69 100644 --- a/drivers/media/usb/dvb-usb/digitv.c +++ b/drivers/media/usb/dvb-usb/digitv.c @@ -66,6 +66,10 @@ static int digitv_i2c_xfer(struct i2c_adapter *adap,struct i2c_msg msg[],int num warn("more than 2 i2c messages at a time is not handled yet. TODO."); for (i = 0; i < num; i++) { + if (msg[i].len < 1) { + i = -EOPNOTSUPP; + break; + } /* write/read request */ if (i+1 < num && (msg[i+1].flags & I2C_M_RD)) { if (digitv_ctrl_msg(d, USB_READ_COFDM, msg[i].buf[0], NULL, 0, diff --git a/drivers/media/usb/dvb-usb/dw2102.c b/drivers/media/usb/dvb-usb/dw2102.c index 98770a95721b9..2c9c4432a0e65 100644 --- a/drivers/media/usb/dvb-usb/dw2102.c +++ b/drivers/media/usb/dvb-usb/dw2102.c @@ -951,7 +951,7 @@ static int su3000_read_mac_address(struct dvb_usb_device *d, u8 mac[6]) for (i = 0; i < 6; i++) { obuf[1] = 0xf0 + i; if (i2c_transfer(&d->i2c_adap, msg, 2) != 2) - break; + return -1; else mac[i] = ibuf[0]; } diff --git a/drivers/media/usb/ttusb-dec/ttusb_dec.c b/drivers/media/usb/ttusb-dec/ttusb_dec.c index cad2746158160..d41ba80881759 100644 --- a/drivers/media/usb/ttusb-dec/ttusb_dec.c +++ b/drivers/media/usb/ttusb-dec/ttusb_dec.c @@ -1571,8 +1571,7 @@ static void ttusb_dec_exit_dvb(struct ttusb_dec *dec) dvb_dmx_release(&dec->demux); if (dec->fe) { dvb_unregister_frontend(dec->fe); - if (dec->fe->ops.release) - dec->fe->ops.release(dec->fe); + dvb_frontend_detach(dec->fe); } dvb_unregister_adapter(&dec->adapter); } diff --git a/drivers/mmc/host/vub300.c b/drivers/mmc/host/vub300.c index 8ab330dc72086..85d0a171256d6 100644 --- a/drivers/mmc/host/vub300.c +++ b/drivers/mmc/host/vub300.c @@ -1718,6 +1718,9 @@ static void construct_request_response(struct vub300_mmc_host *vub300, int bytes = 3 & less_cmd; int words = less_cmd >> 2; u8 *r = vub300->resp.response.command_response; + + if (!resp_len) + return; if (bytes == 3) { cmd->resp[words] = (r[1 + (words << 2)] << 24) | (r[2 + (words << 2)] << 16) diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index ef016c9f7c744..e8f6d70c1ec64 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -4060,7 +4060,7 @@ static int mv88e6xxx_probe(struct mdio_device *mdiodev) } } if (chip->reset) - usleep_range(1000, 2000); + usleep_range(10000, 20000); err = mv88e6xxx_mdios_register(chip, np); if (err) diff --git a/drivers/net/ethernet/sun/cassini.c b/drivers/net/ethernet/sun/cassini.c index ba546f993fb53..0d26e8047d70a 100644 --- a/drivers/net/ethernet/sun/cassini.c +++ b/drivers/net/ethernet/sun/cassini.c @@ -1349,7 +1349,7 @@ static void cas_init_rx_dma(struct cas *cp) writel(val, cp->regs + REG_RX_PAGE_SIZE); /* enable the header parser if desired */ - if (CAS_HP_FIRMWARE == cas_prog_null) + if (&CAS_HP_FIRMWARE[0] == &cas_prog_null[0]) return; val = CAS_BASE(HP_CFG_NUM_CPU, CAS_NCPUS > 63 ? 0 : CAS_NCPUS); @@ -3819,7 +3819,7 @@ static void cas_reset(struct cas *cp, int blkflag) /* program header parser */ if ((cp->cas_flags & CAS_FLAG_TARGET_ABORT) || - (CAS_HP_ALT_FIRMWARE == cas_prog_null)) { + (&CAS_HP_ALT_FIRMWARE[0] == &cas_prog_null[0])) { cas_load_firmware(cp, CAS_HP_FIRMWARE); } else { cas_load_firmware(cp, CAS_HP_ALT_FIRMWARE); diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c index 7e4595510c938..ac6091ceb5f84 100644 --- a/drivers/net/usb/cdc_ncm.c +++ b/drivers/net/usb/cdc_ncm.c @@ -175,10 +175,17 @@ static u32 cdc_ncm_check_tx_max(struct usbnet *dev, u32 new_tx) u32 val, max, min; /* clamp new_tx to sane values */ - min = ctx->max_datagram_size + ctx->max_ndp_size + sizeof(struct usb_cdc_ncm_nth16); - max = min_t(u32, CDC_NCM_NTB_MAX_SIZE_TX, le32_to_cpu(ctx->ncm_parm.dwNtbOutMaxSize)); - if (max == 0) + if (ctx->is_ndp16) + min = ctx->max_datagram_size + ctx->max_ndp_size + sizeof(struct usb_cdc_ncm_nth16); + else + min = ctx->max_datagram_size + ctx->max_ndp_size + sizeof(struct usb_cdc_ncm_nth32); + + if (le32_to_cpu(ctx->ncm_parm.dwNtbOutMaxSize) == 0) max = CDC_NCM_NTB_MAX_SIZE_TX; /* dwNtbOutMaxSize not set */ + else + max = clamp_t(u32, le32_to_cpu(ctx->ncm_parm.dwNtbOutMaxSize), + USB_CDC_NCM_NTB_MIN_OUT_SIZE, + CDC_NCM_NTB_MAX_SIZE_TX); /* some devices set dwNtbOutMaxSize too low for the above default */ min = min(min, max); @@ -309,10 +316,17 @@ static ssize_t ndp_to_end_store(struct device *d, struct device_attribute *attr if (enable == (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END)) return len; - if (enable && !ctx->delayed_ndp16) { - ctx->delayed_ndp16 = kzalloc(ctx->max_ndp_size, GFP_KERNEL); - if (!ctx->delayed_ndp16) - return -ENOMEM; + if (enable) { + if (ctx->is_ndp16 && !ctx->delayed_ndp16) { + ctx->delayed_ndp16 = kzalloc(ctx->max_ndp_size, GFP_KERNEL); + if (!ctx->delayed_ndp16) + return -ENOMEM; + } + if (!ctx->is_ndp16 && !ctx->delayed_ndp32) { + ctx->delayed_ndp32 = kzalloc(ctx->max_ndp_size, GFP_KERNEL); + if (!ctx->delayed_ndp32) + return -ENOMEM; + } } /* flush pending data before changing flag */ @@ -514,6 +528,9 @@ static int cdc_ncm_init(struct usbnet *dev) dev_err(&dev->intf->dev, "SET_CRC_MODE failed\n"); } + /* use ndp16 by default */ + ctx->is_ndp16 = 1; + /* set NTB format, if both formats are supported. * * "The host shall only send this command while the NCM Data @@ -521,14 +538,27 @@ static int cdc_ncm_init(struct usbnet *dev) */ if (le16_to_cpu(ctx->ncm_parm.bmNtbFormatsSupported) & USB_CDC_NCM_NTB32_SUPPORTED) { - dev_dbg(&dev->intf->dev, "Setting NTB format to 16-bit\n"); - err = usbnet_write_cmd(dev, USB_CDC_SET_NTB_FORMAT, - USB_TYPE_CLASS | USB_DIR_OUT - | USB_RECIP_INTERFACE, - USB_CDC_NCM_NTB16_FORMAT, - iface_no, NULL, 0); - if (err < 0) + if (ctx->drvflags & CDC_NCM_FLAG_PREFER_NTB32) { + ctx->is_ndp16 = 0; + dev_dbg(&dev->intf->dev, "Setting NTB format to 32-bit\n"); + err = usbnet_write_cmd(dev, USB_CDC_SET_NTB_FORMAT, + USB_TYPE_CLASS | USB_DIR_OUT + | USB_RECIP_INTERFACE, + USB_CDC_NCM_NTB32_FORMAT, + iface_no, NULL, 0); + } else { + ctx->is_ndp16 = 1; + dev_dbg(&dev->intf->dev, "Setting NTB format to 16-bit\n"); + err = usbnet_write_cmd(dev, USB_CDC_SET_NTB_FORMAT, + USB_TYPE_CLASS | USB_DIR_OUT + | USB_RECIP_INTERFACE, + USB_CDC_NCM_NTB16_FORMAT, + iface_no, NULL, 0); + } + if (err < 0) { + ctx->is_ndp16 = 1; dev_err(&dev->intf->dev, "SET_NTB_FORMAT failed\n"); + } } /* set initial device values */ @@ -551,7 +581,10 @@ static int cdc_ncm_init(struct usbnet *dev) ctx->tx_max_datagrams = CDC_NCM_DPT_DATAGRAMS_MAX; /* set up maximum NDP size */ - ctx->max_ndp_size = sizeof(struct usb_cdc_ncm_ndp16) + (ctx->tx_max_datagrams + 1) * sizeof(struct usb_cdc_ncm_dpe16); + if (ctx->is_ndp16) + ctx->max_ndp_size = sizeof(struct usb_cdc_ncm_ndp16) + (ctx->tx_max_datagrams + 1) * sizeof(struct usb_cdc_ncm_dpe16); + else + ctx->max_ndp_size = sizeof(struct usb_cdc_ncm_ndp32) + (ctx->tx_max_datagrams + 1) * sizeof(struct usb_cdc_ncm_dpe32); /* initial coalescing timer interval */ ctx->timer_interval = CDC_NCM_TIMER_INTERVAL_USEC * NSEC_PER_USEC; @@ -736,7 +769,10 @@ static void cdc_ncm_free(struct cdc_ncm_ctx *ctx) ctx->tx_curr_skb = NULL; } - kfree(ctx->delayed_ndp16); + if (ctx->is_ndp16) + kfree(ctx->delayed_ndp16); + else + kfree(ctx->delayed_ndp32); kfree(ctx); } @@ -774,10 +810,8 @@ int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_ u8 *buf; int len; int temp; - int err; u8 iface_no; struct usb_cdc_parsed_header hdr; - __le16 curr_ntb_format; ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); if (!ctx) @@ -882,32 +916,6 @@ int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_ goto error2; } - /* - * Some Huawei devices have been observed to come out of reset in NDP32 mode. - * Let's check if this is the case, and set the device to NDP16 mode again if - * needed. - */ - if (ctx->drvflags & CDC_NCM_FLAG_RESET_NTB16) { - err = usbnet_read_cmd(dev, USB_CDC_GET_NTB_FORMAT, - USB_TYPE_CLASS | USB_DIR_IN | USB_RECIP_INTERFACE, - 0, iface_no, &curr_ntb_format, 2); - if (err < 0) { - goto error2; - } - - if (curr_ntb_format == cpu_to_le16(USB_CDC_NCM_NTB32_FORMAT)) { - dev_info(&intf->dev, "resetting NTB format to 16-bit"); - err = usbnet_write_cmd(dev, USB_CDC_SET_NTB_FORMAT, - USB_TYPE_CLASS | USB_DIR_OUT - | USB_RECIP_INTERFACE, - USB_CDC_NCM_NTB16_FORMAT, - iface_no, NULL, 0); - - if (err < 0) - goto error2; - } - } - cdc_ncm_find_endpoints(dev, ctx->data); cdc_ncm_find_endpoints(dev, ctx->control); if (!dev->in || !dev->out || !dev->status) { @@ -932,9 +940,15 @@ int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_ /* Allocate the delayed NDP if needed. */ if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END) { - ctx->delayed_ndp16 = kzalloc(ctx->max_ndp_size, GFP_KERNEL); - if (!ctx->delayed_ndp16) - goto error2; + if (ctx->is_ndp16) { + ctx->delayed_ndp16 = kzalloc(ctx->max_ndp_size, GFP_KERNEL); + if (!ctx->delayed_ndp16) + goto error2; + } else { + ctx->delayed_ndp32 = kzalloc(ctx->max_ndp_size, GFP_KERNEL); + if (!ctx->delayed_ndp32) + goto error2; + } dev_info(&intf->dev, "NDP will be placed at end of frame for this device."); } @@ -1059,7 +1073,7 @@ static void cdc_ncm_align_tail(struct sk_buff *skb, size_t modulus, size_t remai /* return a pointer to a valid struct usb_cdc_ncm_ndp16 of type sign, possibly * allocating a new one within skb */ -static struct usb_cdc_ncm_ndp16 *cdc_ncm_ndp(struct cdc_ncm_ctx *ctx, struct sk_buff *skb, __le32 sign, size_t reserve) +static struct usb_cdc_ncm_ndp16 *cdc_ncm_ndp16(struct cdc_ncm_ctx *ctx, struct sk_buff *skb, __le32 sign, size_t reserve) { struct usb_cdc_ncm_ndp16 *ndp16 = NULL; struct usb_cdc_ncm_nth16 *nth16 = (void *)skb->data; @@ -1114,12 +1128,73 @@ static struct usb_cdc_ncm_ndp16 *cdc_ncm_ndp(struct cdc_ncm_ctx *ctx, struct sk_ return ndp16; } +static struct usb_cdc_ncm_ndp32 *cdc_ncm_ndp32(struct cdc_ncm_ctx *ctx, struct sk_buff *skb, __le32 sign, size_t reserve) +{ + struct usb_cdc_ncm_ndp32 *ndp32 = NULL; + struct usb_cdc_ncm_nth32 *nth32 = (void *)skb->data; + size_t ndpoffset = le32_to_cpu(nth32->dwNdpIndex); + + /* If NDP should be moved to the end of the NCM package, we can't follow the + * NTH32 header as we would normally do. NDP isn't written to the SKB yet, and + * the wNdpIndex field in the header is actually not consistent with reality. It will be later. + */ + if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END) { + if (ctx->delayed_ndp32->dwSignature == sign) + return ctx->delayed_ndp32; + + /* We can only push a single NDP to the end. Return + * NULL to send what we've already got and queue this + * skb for later. + */ + else if (ctx->delayed_ndp32->dwSignature) + return NULL; + } + + /* follow the chain of NDPs, looking for a match */ + while (ndpoffset) { + ndp32 = (struct usb_cdc_ncm_ndp32 *)(skb->data + ndpoffset); + if (ndp32->dwSignature == sign) + return ndp32; + ndpoffset = le32_to_cpu(ndp32->dwNextNdpIndex); + } + + /* align new NDP */ + if (!(ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END)) + cdc_ncm_align_tail(skb, ctx->tx_ndp_modulus, 0, ctx->tx_curr_size); + + /* verify that there is room for the NDP and the datagram (reserve) */ + if ((ctx->tx_curr_size - skb->len - reserve) < ctx->max_ndp_size) + return NULL; + + /* link to it */ + if (ndp32) + ndp32->dwNextNdpIndex = cpu_to_le32(skb->len); + else + nth32->dwNdpIndex = cpu_to_le32(skb->len); + + /* push a new empty NDP */ + if (!(ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END)) + ndp32 = skb_put_zero(skb, ctx->max_ndp_size); + else + ndp32 = ctx->delayed_ndp32; + + ndp32->dwSignature = sign; + ndp32->wLength = cpu_to_le16(sizeof(struct usb_cdc_ncm_ndp32) + sizeof(struct usb_cdc_ncm_dpe32)); + return ndp32; +} + struct sk_buff * cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) { struct cdc_ncm_ctx *ctx = (struct cdc_ncm_ctx *)dev->data[0]; - struct usb_cdc_ncm_nth16 *nth16; - struct usb_cdc_ncm_ndp16 *ndp16; + union { + struct usb_cdc_ncm_nth16 *nth16; + struct usb_cdc_ncm_nth32 *nth32; + } nth; + union { + struct usb_cdc_ncm_ndp16 *ndp16; + struct usb_cdc_ncm_ndp32 *ndp32; + } ndp; struct sk_buff *skb_out; u16 n = 0, index, ndplen; u8 ready2send = 0; @@ -1159,6 +1234,9 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) * further. */ if (skb_out == NULL) { + /* If even the smallest allocation fails, abort. */ + if (ctx->tx_curr_size == USB_CDC_NCM_NTB_MIN_OUT_SIZE) + goto alloc_failed; ctx->tx_low_mem_max_cnt = min(ctx->tx_low_mem_max_cnt + 1, (unsigned)CDC_NCM_LOW_MEM_MAX_CNT); ctx->tx_low_mem_val = ctx->tx_low_mem_max_cnt; @@ -1177,20 +1255,23 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) skb_out = alloc_skb(ctx->tx_curr_size, GFP_ATOMIC); /* No allocation possible so we will abort */ - if (skb_out == NULL) { - if (skb != NULL) { - dev_kfree_skb_any(skb); - dev->net->stats.tx_dropped++; - } - goto exit_no_skb; - } + if (!skb_out) + goto alloc_failed; ctx->tx_low_mem_val--; } - /* fill out the initial 16-bit NTB header */ - nth16 = skb_put_zero(skb_out, sizeof(struct usb_cdc_ncm_nth16)); - nth16->dwSignature = cpu_to_le32(USB_CDC_NCM_NTH16_SIGN); - nth16->wHeaderLength = cpu_to_le16(sizeof(struct usb_cdc_ncm_nth16)); - nth16->wSequence = cpu_to_le16(ctx->tx_seq++); + if (ctx->is_ndp16) { + /* fill out the initial 16-bit NTB header */ + nth.nth16 = skb_put_zero(skb_out, sizeof(struct usb_cdc_ncm_nth16)); + nth.nth16->dwSignature = cpu_to_le32(USB_CDC_NCM_NTH16_SIGN); + nth.nth16->wHeaderLength = cpu_to_le16(sizeof(struct usb_cdc_ncm_nth16)); + nth.nth16->wSequence = cpu_to_le16(ctx->tx_seq++); + } else { + /* fill out the initial 32-bit NTB header */ + nth.nth32 = skb_put_zero(skb_out, sizeof(struct usb_cdc_ncm_nth32)); + nth.nth32->dwSignature = cpu_to_le32(USB_CDC_NCM_NTH32_SIGN); + nth.nth32->wHeaderLength = cpu_to_le16(sizeof(struct usb_cdc_ncm_nth32)); + nth.nth32->wSequence = cpu_to_le16(ctx->tx_seq++); + } /* count total number of frames in this NTB */ ctx->tx_curr_frame_num = 0; @@ -1212,13 +1293,17 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) } /* get the appropriate NDP for this skb */ - ndp16 = cdc_ncm_ndp(ctx, skb_out, sign, skb->len + ctx->tx_modulus + ctx->tx_remainder); + if (ctx->is_ndp16) + ndp.ndp16 = cdc_ncm_ndp16(ctx, skb_out, sign, skb->len + ctx->tx_modulus + ctx->tx_remainder); + else + ndp.ndp32 = cdc_ncm_ndp32(ctx, skb_out, sign, skb->len + ctx->tx_modulus + ctx->tx_remainder); /* align beginning of next frame */ cdc_ncm_align_tail(skb_out, ctx->tx_modulus, ctx->tx_remainder, ctx->tx_curr_size); /* check if we had enough room left for both NDP and frame */ - if (!ndp16 || skb_out->len + skb->len + delayed_ndp_size > ctx->tx_curr_size) { + if ((ctx->is_ndp16 && !ndp.ndp16) || (!ctx->is_ndp16 && !ndp.ndp32) || + skb_out->len + skb->len + delayed_ndp_size > ctx->tx_curr_size) { if (n == 0) { /* won't fit, MTU problem? */ dev_kfree_skb_any(skb); @@ -1240,13 +1325,22 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) } /* calculate frame number withing this NDP */ - ndplen = le16_to_cpu(ndp16->wLength); - index = (ndplen - sizeof(struct usb_cdc_ncm_ndp16)) / sizeof(struct usb_cdc_ncm_dpe16) - 1; + if (ctx->is_ndp16) { + ndplen = le16_to_cpu(ndp.ndp16->wLength); + index = (ndplen - sizeof(struct usb_cdc_ncm_ndp16)) / sizeof(struct usb_cdc_ncm_dpe16) - 1; + + /* OK, add this skb */ + ndp.ndp16->dpe16[index].wDatagramLength = cpu_to_le16(skb->len); + ndp.ndp16->dpe16[index].wDatagramIndex = cpu_to_le16(skb_out->len); + ndp.ndp16->wLength = cpu_to_le16(ndplen + sizeof(struct usb_cdc_ncm_dpe16)); + } else { + ndplen = le16_to_cpu(ndp.ndp32->wLength); + index = (ndplen - sizeof(struct usb_cdc_ncm_ndp32)) / sizeof(struct usb_cdc_ncm_dpe32) - 1; - /* OK, add this skb */ - ndp16->dpe16[index].wDatagramLength = cpu_to_le16(skb->len); - ndp16->dpe16[index].wDatagramIndex = cpu_to_le16(skb_out->len); - ndp16->wLength = cpu_to_le16(ndplen + sizeof(struct usb_cdc_ncm_dpe16)); + ndp.ndp32->dpe32[index].dwDatagramLength = cpu_to_le32(skb->len); + ndp.ndp32->dpe32[index].dwDatagramIndex = cpu_to_le32(skb_out->len); + ndp.ndp32->wLength = cpu_to_le16(ndplen + sizeof(struct usb_cdc_ncm_dpe32)); + } skb_put_data(skb_out, skb->data, skb->len); ctx->tx_curr_frame_payload += skb->len; /* count real tx payload data */ dev_kfree_skb_any(skb); @@ -1293,13 +1387,22 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) /* If requested, put NDP at end of frame. */ if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END) { - nth16 = (struct usb_cdc_ncm_nth16 *)skb_out->data; - cdc_ncm_align_tail(skb_out, ctx->tx_ndp_modulus, 0, ctx->tx_curr_size - ctx->max_ndp_size); - nth16->wNdpIndex = cpu_to_le16(skb_out->len); - skb_put_data(skb_out, ctx->delayed_ndp16, ctx->max_ndp_size); + if (ctx->is_ndp16) { + nth.nth16 = (struct usb_cdc_ncm_nth16 *)skb_out->data; + cdc_ncm_align_tail(skb_out, ctx->tx_ndp_modulus, 0, ctx->tx_curr_size - ctx->max_ndp_size); + nth.nth16->wNdpIndex = cpu_to_le16(skb_out->len); + skb_put_data(skb_out, ctx->delayed_ndp16, ctx->max_ndp_size); + + /* Zero out delayed NDP - signature checking will naturally fail. */ + ndp.ndp16 = memset(ctx->delayed_ndp16, 0, ctx->max_ndp_size); + } else { + nth.nth32 = (struct usb_cdc_ncm_nth32 *)skb_out->data; + cdc_ncm_align_tail(skb_out, ctx->tx_ndp_modulus, 0, ctx->tx_curr_size - ctx->max_ndp_size); + nth.nth32->dwNdpIndex = cpu_to_le32(skb_out->len); + skb_put_data(skb_out, ctx->delayed_ndp32, ctx->max_ndp_size); - /* Zero out delayed NDP - signature checking will naturally fail. */ - ndp16 = memset(ctx->delayed_ndp16, 0, ctx->max_ndp_size); + ndp.ndp32 = memset(ctx->delayed_ndp32, 0, ctx->max_ndp_size); + } } /* If collected data size is less or equal ctx->min_tx_pkt @@ -1322,8 +1425,13 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) } /* set final frame length */ - nth16 = (struct usb_cdc_ncm_nth16 *)skb_out->data; - nth16->wBlockLength = cpu_to_le16(skb_out->len); + if (ctx->is_ndp16) { + nth.nth16 = (struct usb_cdc_ncm_nth16 *)skb_out->data; + nth.nth16->wBlockLength = cpu_to_le16(skb_out->len); + } else { + nth.nth32 = (struct usb_cdc_ncm_nth32 *)skb_out->data; + nth.nth32->dwBlockLength = cpu_to_le32(skb_out->len); + } /* return skb */ ctx->tx_curr_skb = NULL; @@ -1341,6 +1449,11 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) return skb_out; +alloc_failed: + if (skb) { + dev_kfree_skb_any(skb); + dev->net->stats.tx_dropped++; + } exit_no_skb: /* Start timer, if there is a remaining non-empty skb */ if (ctx->tx_curr_skb != NULL && n > 0) @@ -1406,7 +1519,12 @@ cdc_ncm_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags) goto error; spin_lock_bh(&ctx->mtx); - skb_out = cdc_ncm_fill_tx_frame(dev, skb, cpu_to_le32(USB_CDC_NCM_NDP16_NOCRC_SIGN)); + + if (ctx->is_ndp16) + skb_out = cdc_ncm_fill_tx_frame(dev, skb, cpu_to_le32(USB_CDC_NCM_NDP16_NOCRC_SIGN)); + else + skb_out = cdc_ncm_fill_tx_frame(dev, skb, cpu_to_le32(USB_CDC_NCM_NDP32_NOCRC_SIGN)); + spin_unlock_bh(&ctx->mtx); return skb_out; @@ -1467,6 +1585,54 @@ error: } EXPORT_SYMBOL_GPL(cdc_ncm_rx_verify_nth16); +int cdc_ncm_rx_verify_nth32(struct cdc_ncm_ctx *ctx, struct sk_buff *skb_in) +{ + struct usbnet *dev = netdev_priv(skb_in->dev); + struct usb_cdc_ncm_nth32 *nth32; + int len; + int ret = -EINVAL; + + if (ctx == NULL) + goto error; + + if (skb_in->len < (sizeof(struct usb_cdc_ncm_nth32) + + sizeof(struct usb_cdc_ncm_ndp32))) { + netif_dbg(dev, rx_err, dev->net, "frame too short\n"); + goto error; + } + + nth32 = (struct usb_cdc_ncm_nth32 *)skb_in->data; + + if (nth32->dwSignature != cpu_to_le32(USB_CDC_NCM_NTH32_SIGN)) { + netif_dbg(dev, rx_err, dev->net, + "invalid NTH32 signature <%#010x>\n", + le32_to_cpu(nth32->dwSignature)); + goto error; + } + + len = le32_to_cpu(nth32->dwBlockLength); + if (len > ctx->rx_max) { + netif_dbg(dev, rx_err, dev->net, + "unsupported NTB block length %u/%u\n", len, + ctx->rx_max); + goto error; + } + + if ((ctx->rx_seq + 1) != le16_to_cpu(nth32->wSequence) && + (ctx->rx_seq || le16_to_cpu(nth32->wSequence)) && + !((ctx->rx_seq == 0xffff) && !le16_to_cpu(nth32->wSequence))) { + netif_dbg(dev, rx_err, dev->net, + "sequence number glitch prev=%d curr=%d\n", + ctx->rx_seq, le16_to_cpu(nth32->wSequence)); + } + ctx->rx_seq = le16_to_cpu(nth32->wSequence); + + ret = le32_to_cpu(nth32->dwNdpIndex); +error: + return ret; +} +EXPORT_SYMBOL_GPL(cdc_ncm_rx_verify_nth32); + /* verify NDP header and return number of datagrams, or negative error */ int cdc_ncm_rx_verify_ndp16(struct sk_buff *skb_in, int ndpoffset) { @@ -1503,6 +1669,42 @@ error: } EXPORT_SYMBOL_GPL(cdc_ncm_rx_verify_ndp16); +/* verify NDP header and return number of datagrams, or negative error */ +int cdc_ncm_rx_verify_ndp32(struct sk_buff *skb_in, int ndpoffset) +{ + struct usbnet *dev = netdev_priv(skb_in->dev); + struct usb_cdc_ncm_ndp32 *ndp32; + int ret = -EINVAL; + + if ((ndpoffset + sizeof(struct usb_cdc_ncm_ndp32)) > skb_in->len) { + netif_dbg(dev, rx_err, dev->net, "invalid NDP offset <%u>\n", + ndpoffset); + goto error; + } + ndp32 = (struct usb_cdc_ncm_ndp32 *)(skb_in->data + ndpoffset); + + if (le16_to_cpu(ndp32->wLength) < USB_CDC_NCM_NDP32_LENGTH_MIN) { + netif_dbg(dev, rx_err, dev->net, "invalid DPT32 length <%u>\n", + le16_to_cpu(ndp32->wLength)); + goto error; + } + + ret = ((le16_to_cpu(ndp32->wLength) - + sizeof(struct usb_cdc_ncm_ndp32)) / + sizeof(struct usb_cdc_ncm_dpe32)); + ret--; /* we process NDP entries except for the last one */ + + if ((sizeof(struct usb_cdc_ncm_ndp32) + + ret * (sizeof(struct usb_cdc_ncm_dpe32))) > skb_in->len) { + netif_dbg(dev, rx_err, dev->net, "Invalid nframes = %d\n", ret); + ret = -EINVAL; + } + +error: + return ret; +} +EXPORT_SYMBOL_GPL(cdc_ncm_rx_verify_ndp32); + int cdc_ncm_rx_fixup(struct usbnet *dev, struct sk_buff *skb_in) { struct sk_buff *skb; @@ -1511,34 +1713,66 @@ int cdc_ncm_rx_fixup(struct usbnet *dev, struct sk_buff *skb_in) int nframes; int x; int offset; - struct usb_cdc_ncm_ndp16 *ndp16; - struct usb_cdc_ncm_dpe16 *dpe16; + union { + struct usb_cdc_ncm_ndp16 *ndp16; + struct usb_cdc_ncm_ndp32 *ndp32; + } ndp; + union { + struct usb_cdc_ncm_dpe16 *dpe16; + struct usb_cdc_ncm_dpe32 *dpe32; + } dpe; + int ndpoffset; int loopcount = 50; /* arbitrary max preventing infinite loop */ u32 payload = 0; - ndpoffset = cdc_ncm_rx_verify_nth16(ctx, skb_in); + if (ctx->is_ndp16) + ndpoffset = cdc_ncm_rx_verify_nth16(ctx, skb_in); + else + ndpoffset = cdc_ncm_rx_verify_nth32(ctx, skb_in); + if (ndpoffset < 0) goto error; next_ndp: - nframes = cdc_ncm_rx_verify_ndp16(skb_in, ndpoffset); - if (nframes < 0) - goto error; + if (ctx->is_ndp16) { + nframes = cdc_ncm_rx_verify_ndp16(skb_in, ndpoffset); + if (nframes < 0) + goto error; - ndp16 = (struct usb_cdc_ncm_ndp16 *)(skb_in->data + ndpoffset); + ndp.ndp16 = (struct usb_cdc_ncm_ndp16 *)(skb_in->data + ndpoffset); - if (ndp16->dwSignature != cpu_to_le32(USB_CDC_NCM_NDP16_NOCRC_SIGN)) { - netif_dbg(dev, rx_err, dev->net, - "invalid DPT16 signature <%#010x>\n", - le32_to_cpu(ndp16->dwSignature)); - goto err_ndp; + if (ndp.ndp16->dwSignature != cpu_to_le32(USB_CDC_NCM_NDP16_NOCRC_SIGN)) { + netif_dbg(dev, rx_err, dev->net, + "invalid DPT16 signature <%#010x>\n", + le32_to_cpu(ndp.ndp16->dwSignature)); + goto err_ndp; + } + dpe.dpe16 = ndp.ndp16->dpe16; + } else { + nframes = cdc_ncm_rx_verify_ndp32(skb_in, ndpoffset); + if (nframes < 0) + goto error; + + ndp.ndp32 = (struct usb_cdc_ncm_ndp32 *)(skb_in->data + ndpoffset); + + if (ndp.ndp32->dwSignature != cpu_to_le32(USB_CDC_NCM_NDP32_NOCRC_SIGN)) { + netif_dbg(dev, rx_err, dev->net, + "invalid DPT32 signature <%#010x>\n", + le32_to_cpu(ndp.ndp32->dwSignature)); + goto err_ndp; + } + dpe.dpe32 = ndp.ndp32->dpe32; } - dpe16 = ndp16->dpe16; - for (x = 0; x < nframes; x++, dpe16++) { - offset = le16_to_cpu(dpe16->wDatagramIndex); - len = le16_to_cpu(dpe16->wDatagramLength); + for (x = 0; x < nframes; x++) { + if (ctx->is_ndp16) { + offset = le16_to_cpu(dpe.dpe16->wDatagramIndex); + len = le16_to_cpu(dpe.dpe16->wDatagramLength); + } else { + offset = le32_to_cpu(dpe.dpe32->dwDatagramIndex); + len = le32_to_cpu(dpe.dpe32->dwDatagramLength); + } /* * CDC NCM ch. 3.7 @@ -1569,10 +1803,19 @@ next_ndp: usbnet_skb_return(dev, skb); payload += len; /* count payload bytes in this NTB */ } + + if (ctx->is_ndp16) + dpe.dpe16++; + else + dpe.dpe32++; } err_ndp: /* are there more NDPs to process? */ - ndpoffset = le16_to_cpu(ndp16->wNextNdpIndex); + if (ctx->is_ndp16) + ndpoffset = le16_to_cpu(ndp.ndp16->wNextNdpIndex); + else + ndpoffset = le32_to_cpu(ndp.ndp32->dwNextNdpIndex); + if (ndpoffset && loopcount--) goto next_ndp; diff --git a/drivers/net/usb/huawei_cdc_ncm.c b/drivers/net/usb/huawei_cdc_ncm.c index 63f28908afda7..ac86fb0efb259 100644 --- a/drivers/net/usb/huawei_cdc_ncm.c +++ b/drivers/net/usb/huawei_cdc_ncm.c @@ -81,11 +81,11 @@ static int huawei_cdc_ncm_bind(struct usbnet *usbnet_dev, */ drvflags |= CDC_NCM_FLAG_NDP_TO_END; - /* Additionally, it has been reported that some Huawei E3372H devices, with - * firmware version 21.318.01.00.541, come out of reset in NTB32 format mode, hence - * needing to be set to the NTB16 one again. + /* For many Huawei devices the NTB32 mode is the default and the best mode + * they work with. Huawei E5785 and E5885 devices refuse to work in NTB16 mode at all. */ - drvflags |= CDC_NCM_FLAG_RESET_NTB16; + drvflags |= CDC_NCM_FLAG_PREFER_NTB32; + ret = cdc_ncm_bind_common(usbnet_dev, intf, 1, drvflags); if (ret) goto err; diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 68547724a1011..1a35c99b0770b 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -1274,7 +1274,7 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x2001, 0x7e3d, 4)}, /* D-Link DWM-222 A2 */ {QMI_FIXED_INTF(0x2020, 0x2031, 4)}, /* Olicard 600 */ {QMI_FIXED_INTF(0x2020, 0x2033, 4)}, /* BroadMobi BM806U */ - {QMI_FIXED_INTF(0x2020, 0x2060, 4)}, /* BroadMobi BM818 */ + {QMI_QUIRK_SET_DTR(0x2020, 0x2060, 4)}, /* BroadMobi BM818 */ {QMI_FIXED_INTF(0x0f3d, 0x68a2, 8)}, /* Sierra Wireless MC7700 */ {QMI_FIXED_INTF(0x114f, 0x68a2, 8)}, /* Sierra Wireless MC7750 */ {QMI_FIXED_INTF(0x1199, 0x68a2, 8)}, /* Sierra Wireless MC7710 in QMI mode */ diff --git a/drivers/net/wireless/broadcom/b43/b43.h b/drivers/net/wireless/broadcom/b43/b43.h index b77d1a904f7e6..a449561fccf28 100644 --- a/drivers/net/wireless/broadcom/b43/b43.h +++ b/drivers/net/wireless/broadcom/b43/b43.h @@ -651,7 +651,7 @@ struct b43_iv { union { __be16 d16; __be32 d32; - } data __packed; + } __packed data; } __packed; diff --git a/drivers/net/wireless/broadcom/b43legacy/b43legacy.h b/drivers/net/wireless/broadcom/b43legacy/b43legacy.h index 6b0cec467938f..f49365d14619f 100644 --- a/drivers/net/wireless/broadcom/b43legacy/b43legacy.h +++ b/drivers/net/wireless/broadcom/b43legacy/b43legacy.h @@ -379,7 +379,7 @@ struct b43legacy_iv { union { __be16 d16; __be32 d32; - } data __packed; + } __packed data; } __packed; #define B43legacy_PHYMODE(phytype) (1 << (phytype)) diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h index c1163f2a09251..1913b51c1e809 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h @@ -1268,6 +1268,7 @@ struct rtl8xxxu_priv { u32 rege9c; u32 regeb4; u32 regebc; + u32 regrcr; int next_mbox; int nr_out_eps; diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c index 1c9f7e1f63cfd..bfd704b17a447 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c @@ -4051,6 +4051,7 @@ static int rtl8xxxu_init_device(struct ieee80211_hw *hw) RCR_ACCEPT_MGMT_FRAME | RCR_HTC_LOC_CTRL | RCR_APPEND_PHYSTAT | RCR_APPEND_ICV | RCR_APPEND_MIC; rtl8xxxu_write32(priv, REG_RCR, val32); + priv->regrcr = val32; /* * Accept all multicast @@ -5591,7 +5592,7 @@ static void rtl8xxxu_configure_filter(struct ieee80211_hw *hw, unsigned int *total_flags, u64 multicast) { struct rtl8xxxu_priv *priv = hw->priv; - u32 rcr = rtl8xxxu_read32(priv, REG_RCR); + u32 rcr = priv->regrcr; dev_dbg(&priv->udev->dev, "%s: changed_flags %08x, total_flags %08x\n", __func__, changed_flags, *total_flags); @@ -5637,6 +5638,7 @@ static void rtl8xxxu_configure_filter(struct ieee80211_hw *hw, */ rtl8xxxu_write32(priv, REG_RCR, rcr); + priv->regrcr = rcr; *total_flags &= (FIF_ALLMULTI | FIF_FCSFAIL | FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL | FIF_OTHER_BSS | FIF_PSPOLL | diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c index de98d88199d6e..53734250479c5 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c @@ -2414,14 +2414,10 @@ void rtl92d_phy_reload_iqk_setting(struct ieee80211_hw *hw, u8 channel) RT_TRACE(rtlpriv, COMP_SCAN, DBG_LOUD, "Just Read IQK Matrix reg for channel:%d....\n", channel); - if ((rtlphy->iqk_matrix[indexforchannel]. - value[0] != NULL) - /*&&(regea4 != 0) */) + if (rtlphy->iqk_matrix[indexforchannel].value[0][0] != 0) _rtl92d_phy_patha_fill_iqk_matrix(hw, true, - rtlphy->iqk_matrix[ - indexforchannel].value, 0, - (rtlphy->iqk_matrix[ - indexforchannel].value[0][2] == 0)); + rtlphy->iqk_matrix[indexforchannel].value, 0, + rtlphy->iqk_matrix[indexforchannel].value[0][2] == 0); if (IS_92D_SINGLEPHY(rtlhal->version)) { if ((rtlphy->iqk_matrix[ indexforchannel].value[0][4] != 0) diff --git a/drivers/power/supply/bq27xxx_battery.c b/drivers/power/supply/bq27xxx_battery.c index 37b5743ce35e4..49d351027d0e8 100644 --- a/drivers/power/supply/bq27xxx_battery.c +++ b/drivers/power/supply/bq27xxx_battery.c @@ -1817,8 +1817,8 @@ static void bq27xxx_external_power_changed(struct power_supply *psy) { struct bq27xxx_device_info *di = power_supply_get_drvdata(psy); - cancel_delayed_work_sync(&di->work); - schedule_delayed_work(&di->work, 0); + /* After charger plug in/out wait 0.5s for things to stabilize */ + mod_delayed_work(system_wq, &di->work, HZ / 2); } int bq27xxx_battery_setup(struct bq27xxx_device_info *di) diff --git a/drivers/regulator/da9052-regulator.c b/drivers/regulator/da9052-regulator.c index bd91c95f73e0e..99713d0e9f0cf 100644 --- a/drivers/regulator/da9052-regulator.c +++ b/drivers/regulator/da9052-regulator.c @@ -421,7 +421,7 @@ static int da9052_regulator_probe(struct platform_device *pdev) config.dev = &pdev->dev; config.driver_data = regulator; config.regmap = da9052->regmap; - if (pdata && pdata->regulators) { + if (pdata) { config.init_data = pdata->regulators[cell->id]; } else { #ifdef CONFIG_OF diff --git a/drivers/regulator/da9055-regulator.c b/drivers/regulator/da9055-regulator.c index d029c941a1e10..a118f63f9366e 100644 --- a/drivers/regulator/da9055-regulator.c +++ b/drivers/regulator/da9055-regulator.c @@ -612,7 +612,7 @@ static int da9055_regulator_probe(struct platform_device *pdev) config.driver_data = regulator; config.regmap = da9055->regmap; - if (pdata && pdata->regulators) { + if (pdata) { config.init_data = pdata->regulators[pdev->id]; } else { ret = da9055_regulator_dt_init(pdev, regulator, &config, diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig index 881906dc33b83..ba1bfb30a2729 100644 --- a/drivers/scsi/Kconfig +++ b/drivers/scsi/Kconfig @@ -480,7 +480,7 @@ config SCSI_MVUMI config SCSI_DPT_I2O tristate "Adaptec I2O RAID support " - depends on SCSI && PCI && VIRT_TO_BUS + depends on SCSI && PCI help This driver supports all of Adaptec's I2O based RAID controllers as well as the DPT SmartRaid V cards. This is an Adaptec maintained diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c index fd172b0890d33..bbd358993e5c0 100644 --- a/drivers/scsi/dpt_i2o.c +++ b/drivers/scsi/dpt_i2o.c @@ -59,7 +59,7 @@ MODULE_DESCRIPTION("Adaptec I2O RAID Driver"); #include /* for boot_cpu_data */ #include -#include /* for virt_to_bus, etc. */ +#include #include #include @@ -630,51 +630,6 @@ static struct scsi_cmnd * return NULL; } -/* - * Turn a pointer to ioctl reply data into an u32 'context' - */ -static u32 adpt_ioctl_to_context(adpt_hba * pHba, void *reply) -{ -#if BITS_PER_LONG == 32 - return (u32)(unsigned long)reply; -#else - ulong flags = 0; - u32 nr, i; - - spin_lock_irqsave(pHba->host->host_lock, flags); - nr = ARRAY_SIZE(pHba->ioctl_reply_context); - for (i = 0; i < nr; i++) { - if (pHba->ioctl_reply_context[i] == NULL) { - pHba->ioctl_reply_context[i] = reply; - break; - } - } - spin_unlock_irqrestore(pHba->host->host_lock, flags); - if (i >= nr) { - printk(KERN_WARNING"%s: Too many outstanding " - "ioctl commands\n", pHba->name); - return (u32)-1; - } - - return i; -#endif -} - -/* - * Go from an u32 'context' to a pointer to ioctl reply data. - */ -static void *adpt_ioctl_from_context(adpt_hba *pHba, u32 context) -{ -#if BITS_PER_LONG == 32 - return (void *)(unsigned long)context; -#else - void *p = pHba->ioctl_reply_context[context]; - pHba->ioctl_reply_context[context] = NULL; - - return p; -#endif -} - /*=========================================================================== * Error Handling routines *=========================================================================== @@ -1698,201 +1653,6 @@ static int adpt_close(struct inode *inode, struct file *file) return 0; } - -static int adpt_i2o_passthru(adpt_hba* pHba, u32 __user *arg) -{ - u32 msg[MAX_MESSAGE_SIZE]; - u32* reply = NULL; - u32 size = 0; - u32 reply_size = 0; - u32 __user *user_msg = arg; - u32 __user * user_reply = NULL; - void *sg_list[pHba->sg_tablesize]; - u32 sg_offset = 0; - u32 sg_count = 0; - int sg_index = 0; - u32 i = 0; - u32 rcode = 0; - void *p = NULL; - dma_addr_t addr; - ulong flags = 0; - - memset(&msg, 0, MAX_MESSAGE_SIZE*4); - // get user msg size in u32s - if(get_user(size, &user_msg[0])){ - return -EFAULT; - } - size = size>>16; - - user_reply = &user_msg[size]; - if(size > MAX_MESSAGE_SIZE){ - return -EFAULT; - } - size *= 4; // Convert to bytes - - /* Copy in the user's I2O command */ - if(copy_from_user(msg, user_msg, size)) { - return -EFAULT; - } - get_user(reply_size, &user_reply[0]); - reply_size = reply_size>>16; - if(reply_size > REPLY_FRAME_SIZE){ - reply_size = REPLY_FRAME_SIZE; - } - reply_size *= 4; - reply = kzalloc(REPLY_FRAME_SIZE*4, GFP_KERNEL); - if(reply == NULL) { - printk(KERN_WARNING"%s: Could not allocate reply buffer\n",pHba->name); - return -ENOMEM; - } - sg_offset = (msg[0]>>4)&0xf; - msg[2] = 0x40000000; // IOCTL context - msg[3] = adpt_ioctl_to_context(pHba, reply); - if (msg[3] == (u32)-1) { - kfree(reply); - return -EBUSY; - } - - memset(sg_list,0, sizeof(sg_list[0])*pHba->sg_tablesize); - if(sg_offset) { - // TODO add 64 bit API - struct sg_simple_element *sg = (struct sg_simple_element*) (msg+sg_offset); - sg_count = (size - sg_offset*4) / sizeof(struct sg_simple_element); - if (sg_count > pHba->sg_tablesize){ - printk(KERN_DEBUG"%s:IOCTL SG List too large (%u)\n", pHba->name,sg_count); - kfree (reply); - return -EINVAL; - } - - for(i = 0; i < sg_count; i++) { - int sg_size; - - if (!(sg[i].flag_count & 0x10000000 /*I2O_SGL_FLAGS_SIMPLE_ADDRESS_ELEMENT*/)) { - printk(KERN_DEBUG"%s:Bad SG element %d - not simple (%x)\n",pHba->name,i, sg[i].flag_count); - rcode = -EINVAL; - goto cleanup; - } - sg_size = sg[i].flag_count & 0xffffff; - /* Allocate memory for the transfer */ - p = dma_alloc_coherent(&pHba->pDev->dev, sg_size, &addr, GFP_KERNEL); - if(!p) { - printk(KERN_DEBUG"%s: Could not allocate SG buffer - size = %d buffer number %d of %d\n", - pHba->name,sg_size,i,sg_count); - rcode = -ENOMEM; - goto cleanup; - } - sg_list[sg_index++] = p; // sglist indexed with input frame, not our internal frame. - /* Copy in the user's SG buffer if necessary */ - if(sg[i].flag_count & 0x04000000 /*I2O_SGL_FLAGS_DIR*/) { - // sg_simple_element API is 32 bit - if (copy_from_user(p,(void __user *)(ulong)sg[i].addr_bus, sg_size)) { - printk(KERN_DEBUG"%s: Could not copy SG buf %d FROM user\n",pHba->name,i); - rcode = -EFAULT; - goto cleanup; - } - } - /* sg_simple_element API is 32 bit, but addr < 4GB */ - sg[i].addr_bus = addr; - } - } - - do { - /* - * Stop any new commands from enterring the - * controller while processing the ioctl - */ - if (pHba->host) { - scsi_block_requests(pHba->host); - spin_lock_irqsave(pHba->host->host_lock, flags); - } - rcode = adpt_i2o_post_wait(pHba, msg, size, FOREVER); - if (rcode != 0) - printk("adpt_i2o_passthru: post wait failed %d %p\n", - rcode, reply); - if (pHba->host) { - spin_unlock_irqrestore(pHba->host->host_lock, flags); - scsi_unblock_requests(pHba->host); - } - } while (rcode == -ETIMEDOUT); - - if(rcode){ - goto cleanup; - } - - if(sg_offset) { - /* Copy back the Scatter Gather buffers back to user space */ - u32 j; - // TODO add 64 bit API - struct sg_simple_element* sg; - int sg_size; - - // re-acquire the original message to handle correctly the sg copy operation - memset(&msg, 0, MAX_MESSAGE_SIZE*4); - // get user msg size in u32s - if(get_user(size, &user_msg[0])){ - rcode = -EFAULT; - goto cleanup; - } - size = size>>16; - size *= 4; - if (size > MAX_MESSAGE_SIZE) { - rcode = -EINVAL; - goto cleanup; - } - /* Copy in the user's I2O command */ - if (copy_from_user (msg, user_msg, size)) { - rcode = -EFAULT; - goto cleanup; - } - sg_count = (size - sg_offset*4) / sizeof(struct sg_simple_element); - - // TODO add 64 bit API - sg = (struct sg_simple_element*)(msg + sg_offset); - for (j = 0; j < sg_count; j++) { - /* Copy out the SG list to user's buffer if necessary */ - if(! (sg[j].flag_count & 0x4000000 /*I2O_SGL_FLAGS_DIR*/)) { - sg_size = sg[j].flag_count & 0xffffff; - // sg_simple_element API is 32 bit - if (copy_to_user((void __user *)(ulong)sg[j].addr_bus,sg_list[j], sg_size)) { - printk(KERN_WARNING"%s: Could not copy %p TO user %x\n",pHba->name, sg_list[j], sg[j].addr_bus); - rcode = -EFAULT; - goto cleanup; - } - } - } - } - - /* Copy back the reply to user space */ - if (reply_size) { - // we wrote our own values for context - now restore the user supplied ones - if(copy_from_user(reply+2, user_msg+2, sizeof(u32)*2)) { - printk(KERN_WARNING"%s: Could not copy message context FROM user\n",pHba->name); - rcode = -EFAULT; - } - if(copy_to_user(user_reply, reply, reply_size)) { - printk(KERN_WARNING"%s: Could not copy reply TO user\n",pHba->name); - rcode = -EFAULT; - } - } - - -cleanup: - if (rcode != -ETIME && rcode != -EINTR) { - struct sg_simple_element *sg = - (struct sg_simple_element*) (msg +sg_offset); - kfree (reply); - while(sg_index) { - if(sg_list[--sg_index]) { - dma_free_coherent(&pHba->pDev->dev, - sg[sg_index].flag_count & 0xffffff, - sg_list[sg_index], - sg[sg_index].addr_bus); - } - } - } - return rcode; -} - #if defined __ia64__ static void adpt_ia64_info(sysInfo_S* si) { @@ -2019,8 +1779,6 @@ static int adpt_ioctl(struct inode *inode, struct file *file, uint cmd, ulong ar return -EFAULT; } break; - case I2OUSRCMD: - return adpt_i2o_passthru(pHba, argp); case DPT_CTRLINFO:{ drvrHBAinfo_S HbaInfo; @@ -2154,7 +1912,7 @@ static irqreturn_t adpt_isr(int irq, void *dev_id) } else { /* Ick, we should *never* be here */ printk(KERN_ERR "dpti: reply frame not from pool\n"); - reply = (u8 *)bus_to_virt(m); + continue; } if (readl(reply) & MSG_FAIL) { @@ -2174,13 +1932,6 @@ static irqreturn_t adpt_isr(int irq, void *dev_id) adpt_send_nop(pHba, old_m); } context = readl(reply+8); - if(context & 0x40000000){ // IOCTL - void *p = adpt_ioctl_from_context(pHba, readl(reply+12)); - if( p != NULL) { - memcpy_fromio(p, reply, REPLY_FRAME_SIZE * 4); - } - // All IOCTLs will also be post wait - } if(context & 0x80000000){ // Post wait message status = readl(reply+16); if(status >> 24){ @@ -2188,12 +1939,9 @@ static irqreturn_t adpt_isr(int irq, void *dev_id) } else { status = I2O_POST_WAIT_OK; } - if(!(context & 0x40000000)) { - cmd = adpt_cmd_from_context(pHba, - readl(reply+12)); - if(cmd != NULL) { - printk(KERN_WARNING"%s: Apparent SCSI cmd in Post Wait Context - cmd=%p context=%x\n", pHba->name, cmd, context); - } + cmd = adpt_cmd_from_context(pHba, readl(reply+12)); + if(cmd != NULL) { + printk(KERN_WARNING"%s: Apparent SCSI cmd in Post Wait Context - cmd=%p context=%x\n", pHba->name, cmd, context); } adpt_i2o_post_wait_complete(context, status); } else { // SCSI message diff --git a/drivers/scsi/dpti.h b/drivers/scsi/dpti.h index 1fa345ab8ecba..62a57324bb00c 100644 --- a/drivers/scsi/dpti.h +++ b/drivers/scsi/dpti.h @@ -252,7 +252,6 @@ typedef struct _adpt_hba { void __iomem *FwDebugBLEDflag_P;// Virtual Addr Of FW Debug BLED void __iomem *FwDebugBLEDvalue_P;// Virtual Addr Of FW Debug BLED u32 FwDebugFlags; - u32 *ioctl_reply_context[4]; } adpt_hba; struct sg_simple_element { diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index fccda61e768c2..a2c13e437114e 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -1717,6 +1717,7 @@ static int scsi_dispatch_cmd(struct scsi_cmnd *cmd) */ SCSI_LOG_MLQUEUE(3, scmd_printk(KERN_INFO, cmd, "queuecommand : device blocked\n")); + atomic_dec(&cmd->device->iorequest_cnt); return SCSI_MLQUEUE_DEVICE_BUSY; } @@ -1749,6 +1750,7 @@ static int scsi_dispatch_cmd(struct scsi_cmnd *cmd) trace_scsi_dispatch_cmd_start(cmd); rtn = host->hostt->queuecommand(host, cmd); if (rtn) { + atomic_dec(&cmd->device->iorequest_cnt); trace_scsi_dispatch_cmd_error(cmd, rtn); if (rtn != SCSI_MLQUEUE_DEVICE_BUSY && rtn != SCSI_MLQUEUE_TARGET_BUSY) diff --git a/drivers/scsi/stex.c b/drivers/scsi/stex.c index 124a5d0ec05ca..b02f254ce40b7 100644 --- a/drivers/scsi/stex.c +++ b/drivers/scsi/stex.c @@ -114,7 +114,9 @@ enum { TASK_ATTRIBUTE_HEADOFQUEUE = 0x1, TASK_ATTRIBUTE_ORDERED = 0x2, TASK_ATTRIBUTE_ACA = 0x4, +}; +enum { SS_STS_NORMAL = 0x80000000, SS_STS_DONE = 0x40000000, SS_STS_HANDSHAKE = 0x20000000, @@ -126,7 +128,9 @@ enum { SS_I2H_REQUEST_RESET = 0x2000, SS_MU_OPERATIONAL = 0x80000000, +}; +enum { STEX_CDB_LENGTH = 16, STATUS_VAR_LEN = 128, diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c index e7ab8ec032cfe..06367c8cef0dd 100644 --- a/drivers/tty/serial/fsl_lpuart.c +++ b/drivers/tty/serial/fsl_lpuart.c @@ -1199,34 +1199,36 @@ static void lpuart_break_ctl(struct uart_port *port, int break_state) static void lpuart32_break_ctl(struct uart_port *port, int break_state) { - unsigned long temp, modem; - struct tty_struct *tty; - unsigned int cflag = 0; - - tty = tty_port_tty_get(&port->state->port); - if (tty) { - cflag = tty->termios.c_cflag; - tty_kref_put(tty); - } + unsigned long temp; - temp = lpuart32_read(port, UARTCTRL) & ~UARTCTRL_SBK; - modem = lpuart32_read(port, UARTMODIR); + temp = lpuart32_read(port, UARTCTRL); + /* + * LPUART IP now has two known bugs, one is CTS has higher priority than the + * break signal, which causes the break signal sending through UARTCTRL_SBK + * may impacted by the CTS input if the HW flow control is enabled. It + * exists on all platforms we support in this driver. + * Another bug is i.MX8QM LPUART may have an additional break character + * being sent after SBK was cleared. + * To avoid above two bugs, we use Transmit Data Inversion function to send + * the break signal instead of UARTCTRL_SBK. + */ if (break_state != 0) { - temp |= UARTCTRL_SBK; /* - * LPUART CTS has higher priority than SBK, need to disable CTS before - * asserting SBK to avoid any interference if flow control is enabled. + * Disable the transmitter to prevent any data from being sent out + * during break, then invert the TX line to send break. */ - if (cflag & CRTSCTS && modem & UARTMODIR_TXCTSE) - lpuart32_write(port, modem & ~UARTMODIR_TXCTSE, UARTMODIR); + temp &= ~UARTCTRL_TE; + lpuart32_write(port, temp, UARTCTRL); + temp |= UARTCTRL_TXINV; + lpuart32_write(port, temp, UARTCTRL); } else { - /* Re-enable the CTS when break off. */ - if (cflag & CRTSCTS && !(modem & UARTMODIR_TXCTSE)) - lpuart32_write(port, modem | UARTMODIR_TXCTSE, UARTMODIR); + /* Disable the TXINV to turn off break and re-enable transmitter. */ + temp &= ~UARTCTRL_TXINV; + lpuart32_write(port, temp, UARTCTRL); + temp |= UARTCTRL_TE; + lpuart32_write(port, temp, UARTCTRL); } - - lpuart32_write(port, temp, UARTCTRL); } static void lpuart_setup_watermark(struct lpuart_port *sport) diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c index ba9af04ad37ac..b66b70812554d 100644 --- a/drivers/usb/gadget/function/f_fs.c +++ b/drivers/usb/gadget/function/f_fs.c @@ -3500,6 +3500,7 @@ static void ffs_func_unbind(struct usb_configuration *c, /* Drain any pending AIO completions */ drain_workqueue(ffs->io_completion_wq); + ffs_event_add(ffs, FUNCTIONFS_UNBIND); if (!--opts->refcnt) functionfs_unbind(ffs); @@ -3524,7 +3525,6 @@ static void ffs_func_unbind(struct usb_configuration *c, func->function.ssp_descriptors = NULL; func->interfaces_nums = NULL; - ffs_event_add(ffs, FUNCTIONFS_UNBIND); } static struct usb_function *ffs_alloc(struct usb_function_instance *fi) diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c index 66212ba07cbc6..c41197402d81b 100644 --- a/drivers/vhost/net.c +++ b/drivers/vhost/net.c @@ -1047,13 +1047,9 @@ err: return ERR_PTR(r); } -static struct skb_array *get_tap_skb_array(int fd) +static struct skb_array *get_tap_skb_array(struct file *file) { struct skb_array *array; - struct file *file = fget(fd); - - if (!file) - return NULL; array = tun_get_skb_array(file); if (!IS_ERR(array)) goto out; @@ -1062,7 +1058,6 @@ static struct skb_array *get_tap_skb_array(int fd) goto out; array = NULL; out: - fput(file); return array; } @@ -1143,8 +1138,12 @@ static long vhost_net_set_backend(struct vhost_net *n, unsigned index, int fd) vhost_net_disable_vq(n, vq); vq->private_data = sock; vhost_net_buf_unproduce(nvq); - if (index == VHOST_NET_VQ_RX) - nvq->rx_array = get_tap_skb_array(fd); + if (index == VHOST_NET_VQ_RX) { + if (sock) + nvq->rx_array = get_tap_skb_array(sock->file); + else + nvq->rx_array = NULL; + } r = vhost_vq_init_access(vq); if (r) goto err_used; diff --git a/drivers/video/fbdev/core/bitblit.c b/drivers/video/fbdev/core/bitblit.c index 33408c1994a6a..78f34ba499e30 100644 --- a/drivers/video/fbdev/core/bitblit.c +++ b/drivers/video/fbdev/core/bitblit.c @@ -247,6 +247,9 @@ static void bit_cursor(struct vc_data *vc, struct fb_info *info, int mode, cursor.set = 0; + if (!vc->vc_font.data) + return; + c = scr_readw((u16 *) vc->vc_pos); attribute = get_attribute(info, c); src = vc->vc_font.data + ((c & charmask) * (w * vc->vc_font.height)); diff --git a/drivers/video/fbdev/core/modedb.c b/drivers/video/fbdev/core/modedb.c index a9d76e1b43781..d02712548a3e4 100644 --- a/drivers/video/fbdev/core/modedb.c +++ b/drivers/video/fbdev/core/modedb.c @@ -257,6 +257,11 @@ static const struct fb_videomode modedb[] = { { NULL, 72, 480, 300, 33386, 40, 24, 11, 19, 80, 3, 0, FB_VMODE_DOUBLE }, + /* 1920x1080 @ 60 Hz, 67.3 kHz hsync */ + { NULL, 60, 1920, 1080, 6734, 148, 88, 36, 4, 44, 5, 0, + FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + FB_VMODE_NONINTERLACED }, + /* 1920x1200 @ 60 Hz, 74.5 Khz hsync */ { NULL, 60, 1920, 1200, 5177, 128, 336, 1, 38, 208, 3, FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, diff --git a/drivers/video/fbdev/stifb.c b/drivers/video/fbdev/stifb.c index 9313562e739e1..16eed250fd8f3 100644 --- a/drivers/video/fbdev/stifb.c +++ b/drivers/video/fbdev/stifb.c @@ -1373,6 +1373,7 @@ out_err1: iounmap(info->screen_base); out_err0: kfree(fb); + sti->info = NULL; return -ENXIO; } diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index 624b34b048376..b43f28736cfc4 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -947,11 +947,13 @@ do { \ * where the second inode has larger inode number * than the first * I_DATA_SEM_QUOTA - Used for quota inodes only + * I_DATA_SEM_EA - Used for ea_inodes only */ enum { I_DATA_SEM_NORMAL = 0, I_DATA_SEM_OTHER, I_DATA_SEM_QUOTA, + I_DATA_SEM_EA }; diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c index 4d55cb2cb7bda..e6c3bf7ad9b90 100644 --- a/fs/ext4/xattr.c +++ b/fs/ext4/xattr.c @@ -120,7 +120,11 @@ ext4_expand_inode_array(struct ext4_xattr_inode_array **ea_inode_array, #ifdef CONFIG_LOCKDEP void ext4_xattr_inode_set_class(struct inode *ea_inode) { + struct ext4_inode_info *ei = EXT4_I(ea_inode); + lockdep_set_subclass(&ea_inode->i_rwsem, 1); + (void) ei; /* shut up clang warning if !CONFIG_LOCKDEP */ + lockdep_set_subclass(&ei->i_data_sem, I_DATA_SEM_EA); } #endif diff --git a/include/linux/usb/cdc_ncm.h b/include/linux/usb/cdc_ncm.h index 1a59699cf82a9..a400cab12f057 100644 --- a/include/linux/usb/cdc_ncm.h +++ b/include/linux/usb/cdc_ncm.h @@ -45,9 +45,12 @@ #define CDC_NCM_DATA_ALTSETTING_NCM 1 #define CDC_NCM_DATA_ALTSETTING_MBIM 2 -/* CDC NCM subclass 3.2.1 */ +/* CDC NCM subclass 3.3.1 */ #define USB_CDC_NCM_NDP16_LENGTH_MIN 0x10 +/* CDC NCM subclass 3.3.2 */ +#define USB_CDC_NCM_NDP32_LENGTH_MIN 0x20 + /* Maximum NTB length */ #define CDC_NCM_NTB_MAX_SIZE_TX 32768 /* bytes */ #define CDC_NCM_NTB_MAX_SIZE_RX 32768 /* bytes */ @@ -83,7 +86,7 @@ /* Driver flags */ #define CDC_NCM_FLAG_NDP_TO_END 0x02 /* NDP is placed at end of frame */ #define CDC_MBIM_FLAG_AVOID_ALTSETTING_TOGGLE 0x04 /* Avoid altsetting toggle during init */ -#define CDC_NCM_FLAG_RESET_NTB16 0x08 /* set NDP16 one more time after altsetting switch */ +#define CDC_NCM_FLAG_PREFER_NTB32 0x08 /* prefer NDP32 over NDP16 */ #define cdc_ncm_comm_intf_is_mbim(x) ((x)->desc.bInterfaceSubClass == USB_CDC_SUBCLASS_MBIM && \ (x)->desc.bInterfaceProtocol == USB_CDC_PROTO_NONE) @@ -112,7 +115,11 @@ struct cdc_ncm_ctx { u32 timer_interval; u32 max_ndp_size; - struct usb_cdc_ncm_ndp16 *delayed_ndp16; + u8 is_ndp16; + union { + struct usb_cdc_ncm_ndp16 *delayed_ndp16; + struct usb_cdc_ncm_ndp32 *delayed_ndp32; + }; u32 tx_timer_pending; u32 tx_curr_frame_num; @@ -149,6 +156,8 @@ void cdc_ncm_unbind(struct usbnet *dev, struct usb_interface *intf); struct sk_buff *cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign); int cdc_ncm_rx_verify_nth16(struct cdc_ncm_ctx *ctx, struct sk_buff *skb_in); int cdc_ncm_rx_verify_ndp16(struct sk_buff *skb_in, int ndpoffset); +int cdc_ncm_rx_verify_nth32(struct cdc_ncm_ctx *ctx, struct sk_buff *skb_in); +int cdc_ncm_rx_verify_ndp32(struct sk_buff *skb_in, int ndpoffset); struct sk_buff * cdc_ncm_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags); int cdc_ncm_rx_fixup(struct usbnet *dev, struct sk_buff *skb_in); diff --git a/kernel/extable.c b/kernel/extable.c index 9aa1cc41ecf79..59650ce26b2ef 100644 --- a/kernel/extable.c +++ b/kernel/extable.c @@ -44,7 +44,8 @@ u32 __initdata __visible main_extable_sort_needed = 1; /* Sort the kernel's built-in exception table */ void __init sort_main_extable(void) { - if (main_extable_sort_needed && __stop___ex_table > __start___ex_table) { + if (main_extable_sort_needed && + &__stop___ex_table > &__start___ex_table) { pr_notice("Sorting __ex_table...\n"); sort_extable(__start___ex_table, __stop___ex_table); } diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c index 01591a7b151f2..4d61fa3c6ec92 100644 --- a/lib/dynamic_debug.c +++ b/lib/dynamic_debug.c @@ -984,7 +984,7 @@ static int __init dynamic_debug_init(void) int n = 0, entries = 0, modct = 0; int verbose_bytes = 0; - if (__start___verbose == __stop___verbose) { + if (&__start___verbose == &__stop___verbose) { pr_warn("_ddebug table is empty in a CONFIG_DYNAMIC_DEBUG build\n"); return 1; } diff --git a/net/atm/resources.c b/net/atm/resources.c index bada395ecdb18..9389080224f87 100644 --- a/net/atm/resources.c +++ b/net/atm/resources.c @@ -447,6 +447,7 @@ done: return error; } +#ifdef CONFIG_PROC_FS void *atm_dev_seq_start(struct seq_file *seq, loff_t *pos) { mutex_lock(&atm_dev_mutex); @@ -462,3 +463,4 @@ void *atm_dev_seq_next(struct seq_file *seq, void *v, loff_t *pos) { return seq_list_next(v, &atm_devs, pos); } +#endif diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c index 837b0767892e1..9b1658346396f 100644 --- a/net/bluetooth/hci_sock.c +++ b/net/bluetooth/hci_sock.c @@ -968,6 +968,34 @@ static int hci_sock_ioctl(struct socket *sock, unsigned int cmd, BT_DBG("cmd %x arg %lx", cmd, arg); + /* Make sure the cmd is valid before doing anything */ + switch (cmd) { + case HCIGETDEVLIST: + case HCIGETDEVINFO: + case HCIGETCONNLIST: + case HCIDEVUP: + case HCIDEVDOWN: + case HCIDEVRESET: + case HCIDEVRESTAT: + case HCISETSCAN: + case HCISETAUTH: + case HCISETENCRYPT: + case HCISETPTYPE: + case HCISETLINKPOL: + case HCISETLINKMODE: + case HCISETACLMTU: + case HCISETSCOMTU: + case HCIINQUIRY: + case HCISETRAW: + case HCIGETCONNINFO: + case HCIGETAUTHINFO: + case HCIBLOCKADDR: + case HCIUNBLOCKADDR: + break; + default: + return -ENOIOCTLCMD; + } + lock_sock(sk); if (hci_pi(sk)->channel != HCI_CHANNEL_RAW) { diff --git a/net/core/sock.c b/net/core/sock.c index 002c91dd7191f..b05296d79f621 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -1788,7 +1788,6 @@ void sk_setup_caps(struct sock *sk, struct dst_entry *dst) { u32 max_segs = 1; - sk_dst_set(sk, dst); sk->sk_route_caps = dst->dev->features; if (sk->sk_route_caps & NETIF_F_GSO) sk->sk_route_caps |= NETIF_F_GSO_SOFTWARE; @@ -1803,6 +1802,7 @@ void sk_setup_caps(struct sock *sk, struct dst_entry *dst) } } sk->sk_gso_max_segs = max_segs; + sk_dst_set(sk, dst); } EXPORT_SYMBOL_GPL(sk_setup_caps); diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 160ed3e7c24d6..c93aa6542d43b 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -3037,7 +3037,8 @@ static int do_tcp_getsockopt(struct sock *sk, int level, switch (optname) { case TCP_MAXSEG: val = tp->mss_cache; - if (!val && ((1 << sk->sk_state) & (TCPF_CLOSE | TCPF_LISTEN))) + if (tp->rx_opt.user_mss && + ((1 << sk->sk_state) & (TCPF_CLOSE | TCPF_LISTEN))) val = tp->rx_opt.user_mss; if (tp->repair) val = tp->rx_opt.mss_clamp; diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c index 733e61fc50433..1d0abd8529e62 100644 --- a/net/netfilter/nf_conntrack_netlink.c +++ b/net/netfilter/nf_conntrack_netlink.c @@ -2531,7 +2531,9 @@ nla_put_failure: return -1; } +#if IS_ENABLED(CONFIG_NF_NAT) static const union nf_inet_addr any_addr; +#endif static __be32 nf_expect_get_id(const struct nf_conntrack_expect *exp) { @@ -3031,10 +3033,12 @@ ctnetlink_change_expect(struct nf_conntrack_expect *x, return 0; } +#if IS_ENABLED(CONFIG_NF_NAT) static const struct nla_policy exp_nat_nla_policy[CTA_EXPECT_NAT_MAX+1] = { [CTA_EXPECT_NAT_DIR] = { .type = NLA_U32 }, [CTA_EXPECT_NAT_TUPLE] = { .type = NLA_NESTED }, }; +#endif static int ctnetlink_parse_expect_nat(const struct nlattr *attr, diff --git a/net/netrom/nr_subr.c b/net/netrom/nr_subr.c index 029c8bb90f4c3..a7d3a265befb9 100644 --- a/net/netrom/nr_subr.c +++ b/net/netrom/nr_subr.c @@ -126,7 +126,7 @@ void nr_write_internal(struct sock *sk, int frametype) unsigned char *dptr; int len, timeout; - len = NR_NETWORK_LEN + NR_TRANSPORT_LEN; + len = NR_TRANSPORT_LEN; switch (frametype & 0x0F) { case NR_CONNREQ: @@ -144,7 +144,8 @@ void nr_write_internal(struct sock *sk, int frametype) return; } - if ((skb = alloc_skb(len, GFP_ATOMIC)) == NULL) + skb = alloc_skb(NR_NETWORK_LEN + len, GFP_ATOMIC); + if (!skb) return; /* @@ -152,7 +153,7 @@ void nr_write_internal(struct sock *sk, int frametype) */ skb_reserve(skb, NR_NETWORK_LEN); - dptr = skb_put(skb, skb_tailroom(skb)); + dptr = skb_put(skb, len); switch (frametype & 0x0F) { case NR_CONNREQ: diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 2089da69da103..228a409eb92da 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -3153,6 +3153,9 @@ static int packet_do_bind(struct sock *sk, const char *name, int ifindex, lock_sock(sk); spin_lock(&po->bind_lock); + if (!proto) + proto = po->num; + rcu_read_lock(); if (po->fanout) { @@ -3255,7 +3258,7 @@ static int packet_bind_spkt(struct socket *sock, struct sockaddr *uaddr, memcpy(name, uaddr->sa_data, sizeof(uaddr->sa_data)); name[sizeof(uaddr->sa_data)] = 0; - return packet_do_bind(sk, name, 0, pkt_sk(sk)->num); + return packet_do_bind(sk, name, 0, 0); } static int packet_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len) @@ -3272,8 +3275,7 @@ static int packet_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len if (sll->sll_family != AF_PACKET) return -EINVAL; - return packet_do_bind(sk, NULL, sll->sll_ifindex, - sll->sll_protocol ? : pkt_sk(sk)->num); + return packet_do_bind(sk, NULL, sll->sll_ifindex, sll->sll_protocol); } static struct proto packet_proto = { diff --git a/net/packet/diag.c b/net/packet/diag.c index d9f912ad23dfa..ecabf78d29b8e 100644 --- a/net/packet/diag.c +++ b/net/packet/diag.c @@ -142,7 +142,7 @@ static int sk_diag_fill(struct sock *sk, struct sk_buff *skb, rp = nlmsg_data(nlh); rp->pdiag_family = AF_PACKET; rp->pdiag_type = sk->sk_type; - rp->pdiag_num = ntohs(po->num); + rp->pdiag_num = ntohs(READ_ONCE(po->num)); rp->pdiag_ino = sk_ino; sock_diag_save_cookie(sk, rp->pdiag_cookie); diff --git a/security/selinux/Makefile b/security/selinux/Makefile index 08ba8ca81d403..89c67a8145666 100644 --- a/security/selinux/Makefile +++ b/security/selinux/Makefile @@ -22,5 +22,9 @@ quiet_cmd_flask = GEN $(obj)/flask.h $(obj)/av_permissions.h cmd_flask = $< $(obj)/flask.h $(obj)/av_permissions.h targets += flask.h av_permissions.h -$(obj)/flask.h $(obj)/av_permissions.h &: scripts/selinux/genheaders/genheaders FORCE +# once make >= 4.3 is required, we can use grouped targets in the rule below, +# which basically involves adding both headers and a '&' before the colon, see +# the example below: +# $(obj)/flask.h $(obj)/av_permissions.h &: scripts/selinux/... +$(obj)/flask.h: scripts/selinux/genheaders/genheaders FORCE $(call if_changed,flask) diff --git a/sound/core/oss/pcm_plugin.h b/sound/core/oss/pcm_plugin.h index c9cd29d86efda..64a2057aa0610 100644 --- a/sound/core/oss/pcm_plugin.h +++ b/sound/core/oss/pcm_plugin.h @@ -156,6 +156,14 @@ int snd_pcm_area_copy(const struct snd_pcm_channel_area *src_channel, void *snd_pcm_plug_buf_alloc(struct snd_pcm_substream *plug, snd_pcm_uframes_t size); void snd_pcm_plug_buf_unlock(struct snd_pcm_substream *plug, void *ptr); +#else + +static inline snd_pcm_sframes_t snd_pcm_plug_client_size(struct snd_pcm_substream *handle, snd_pcm_uframes_t drv_size) { return drv_size; } +static inline snd_pcm_sframes_t snd_pcm_plug_slave_size(struct snd_pcm_substream *handle, snd_pcm_uframes_t clt_size) { return clt_size; } +static inline int snd_pcm_plug_slave_format(int format, const struct snd_mask *format_mask) { return format; } + +#endif + snd_pcm_sframes_t snd_pcm_oss_write3(struct snd_pcm_substream *substream, const char *ptr, snd_pcm_uframes_t size, int in_kernel); @@ -166,14 +174,6 @@ snd_pcm_sframes_t snd_pcm_oss_writev3(struct snd_pcm_substream *substream, snd_pcm_sframes_t snd_pcm_oss_readv3(struct snd_pcm_substream *substream, void **bufs, snd_pcm_uframes_t frames); -#else - -static inline snd_pcm_sframes_t snd_pcm_plug_client_size(struct snd_pcm_substream *handle, snd_pcm_uframes_t drv_size) { return drv_size; } -static inline snd_pcm_sframes_t snd_pcm_plug_slave_size(struct snd_pcm_substream *handle, snd_pcm_uframes_t clt_size) { return clt_size; } -static inline int snd_pcm_plug_slave_format(int format, const struct snd_mask *format_mask) { return format; } - -#endif - #ifdef PLUGIN_DEBUG #define pdprintf(fmt, args...) printk(KERN_DEBUG "plugin: " fmt, ##args) #else diff --git a/sound/soc/codecs/ssm2602.c b/sound/soc/codecs/ssm2602.c index 5e80867d09ef7..256e5af6690b7 100644 --- a/sound/soc/codecs/ssm2602.c +++ b/sound/soc/codecs/ssm2602.c @@ -67,6 +67,18 @@ static const struct reg_default ssm2602_reg[SSM2602_CACHEREGNUM] = { { .reg = 0x09, .def = 0x0000 } }; +/* + * ssm2602 register patch + * Workaround for playback distortions after power up: activates digital + * core, and then powers on output, DAC, and whole chip at the same time + */ + +static const struct reg_sequence ssm2602_patch[] = { + { SSM2602_ACTIVE, 0x01 }, + { SSM2602_PWR, 0x07 }, + { SSM2602_RESET, 0x00 }, +}; + /*Appending several "None"s just for OSS mixer use*/ static const char *ssm2602_input_select[] = { @@ -577,6 +589,9 @@ static int ssm260x_codec_probe(struct snd_soc_codec *codec) return ret; } + regmap_register_patch(ssm2602->regmap, ssm2602_patch, + ARRAY_SIZE(ssm2602_patch)); + /* set the update bits */ regmap_update_bits(ssm2602->regmap, SSM2602_LINVOL, LINVOL_LRIN_BOTH, LINVOL_LRIN_BOTH); diff --git a/sound/soc/dwc/dwc-i2s.c b/sound/soc/dwc/dwc-i2s.c index e27e21f8569a0..e6a0ec3c0e764 100644 --- a/sound/soc/dwc/dwc-i2s.c +++ b/sound/soc/dwc/dwc-i2s.c @@ -132,13 +132,13 @@ static irqreturn_t i2s_irq_handler(int irq, void *dev_id) /* Error Handling: TX */ if (isr[i] & ISR_TXFO) { - dev_err(dev->dev, "TX overrun (ch_id=%d)\n", i); + dev_err_ratelimited(dev->dev, "TX overrun (ch_id=%d)\n", i); irq_valid = true; } /* Error Handling: TX */ if (isr[i] & ISR_RXFO) { - dev_err(dev->dev, "RX overrun (ch_id=%d)\n", i); + dev_err_ratelimited(dev->dev, "RX overrun (ch_id=%d)\n", i); irq_valid = true; } } diff --git a/sound/soc/intel/skylake/skl-tplg-interface.h b/sound/soc/intel/skylake/skl-tplg-interface.h index f8d1749a2e0c8..2fab55e6537c4 100644 --- a/sound/soc/intel/skylake/skl-tplg-interface.h +++ b/sound/soc/intel/skylake/skl-tplg-interface.h @@ -71,7 +71,8 @@ enum skl_ch_cfg { SKL_CH_CFG_DUAL_MONO = 9, SKL_CH_CFG_I2S_DUAL_STEREO_0 = 10, SKL_CH_CFG_I2S_DUAL_STEREO_1 = 11, - SKL_CH_CFG_4_CHANNEL = 12, + SKL_CH_CFG_7_1 = 12, + SKL_CH_CFG_4_CHANNEL = SKL_CH_CFG_7_1, SKL_CH_CFG_INVALID };