diff --git a/Makefile b/Makefile
index ce277ff0fd72..2d084a418789 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 VERSION = 3
 PATCHLEVEL = 4
-SUBLEVEL = 74
+SUBLEVEL = 75
 EXTRAVERSION =
 NAME = Saber-toothed Squirrel
 
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 48f36246a5d7..e09e5211bace 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -503,6 +503,7 @@ EXPORT_SYMBOL(kernel_thread);
 unsigned long get_wchan(struct task_struct *p)
 {
 	struct stackframe frame;
+	unsigned long stack_page;
 	int count = 0;
 	if (!p || p == current || p->state == TASK_RUNNING)
 		return 0;
@@ -511,9 +512,11 @@ unsigned long get_wchan(struct task_struct *p)
 	frame.sp = thread_saved_sp(p);
 	frame.lr = 0;			/* recovered from the stack */
 	frame.pc = thread_saved_pc(p);
+	stack_page = (unsigned long)task_stack_page(p);
 	do {
-		int ret = unwind_frame(&frame);
-		if (ret < 0)
+		if (frame.sp < stack_page ||
+		    frame.sp >= stack_page + THREAD_SIZE ||
+		    unwind_frame(&frame) < 0)
 			return 0;
 		if (!in_sched_functions(frame.pc))
 			return frame.pc;
diff --git a/arch/arm/kernel/stacktrace.c b/arch/arm/kernel/stacktrace.c
index 00f79e59985b..af4e8c8a5422 100644
--- a/arch/arm/kernel/stacktrace.c
+++ b/arch/arm/kernel/stacktrace.c
@@ -31,7 +31,7 @@ int notrace unwind_frame(struct stackframe *frame)
 	high = ALIGN(low, THREAD_SIZE);
 
 	/* check current frame pointer is within bounds */
-	if (fp < (low + 12) || fp + 4 >= high)
+	if (fp < low + 12 || fp > high - 4)
 		return -EINVAL;
 
 	/* restore the registers from the stack frame */
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index 7144ae651d3d..bb7ed98ab9af 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -317,7 +317,7 @@ static int _set_clockactivity(struct omap_hwmod *oh, u8 clockact, u32 *v)
 }
 
 /**
- * _set_softreset: set OCP_SYSCONFIG.CLOCKACTIVITY bits in @v
+ * _set_softreset: set OCP_SYSCONFIG.SOFTRESET bit in @v
  * @oh: struct omap_hwmod *
  * @v: pointer to register contents to modify
  *
@@ -1378,6 +1378,36 @@ static int _read_hardreset(struct omap_hwmod *oh, const char *name)
 }
 
 /**
+ * _clear_softreset: clear OCP_SYSCONFIG.SOFTRESET bit in @v
+ * @oh: struct omap_hwmod *
+ * @v: pointer to register contents to modify
+ *
+ * Clear the SOFTRESET bit in @v for hwmod @oh.  Returns -EINVAL upon
+ * error or 0 upon success.
+ */
+static int _clear_softreset(struct omap_hwmod *oh, u32 *v)
+{
+	u32 softrst_mask;
+
+	if (!oh->class->sysc ||
+	    !(oh->class->sysc->sysc_flags & SYSC_HAS_SOFTRESET))
+		return -EINVAL;
+
+	if (!oh->class->sysc->sysc_fields) {
+		WARN(1,
+		     "omap_hwmod: %s: sysc_fields absent for sysconfig class\n",
+		     oh->name);
+		return -EINVAL;
+	}
+
+	softrst_mask = (0x1 << oh->class->sysc->sysc_fields->srst_shift);
+
+	*v &= ~softrst_mask;
+
+	return 0;
+}
+
+/**
  * _ocp_softreset - reset an omap_hwmod via the OCP_SYSCONFIG bit
  * @oh: struct omap_hwmod *
  *
@@ -1420,6 +1450,12 @@ static int _ocp_softreset(struct omap_hwmod *oh)
 	ret = _set_softreset(oh, &v);
 	if (ret)
 		goto dis_opt_clks;
+
+	_write_sysconfig(v, oh);
+	ret = _clear_softreset(oh, &v);
+	if (ret)
+		goto dis_opt_clks;
+
 	_write_sysconfig(v, oh);
 
 	if (oh->class->sysc->srst_udelay)
@@ -1918,6 +1954,11 @@ int omap_hwmod_softreset(struct omap_hwmod *oh)
 		goto error;
 	_write_sysconfig(v, oh);
 
+	ret = _clear_softreset(oh, &v);
+	if (ret)
+		goto error;
+	_write_sysconfig(v, oh);
+
 error:
 	return ret;
 }
diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
index db86ce90c69f..a875de49aa9c 100644
--- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
@@ -3347,7 +3347,8 @@ static struct omap_hwmod_class_sysconfig omap3xxx_usb_host_hs_sysc = {
 	.syss_offs	= 0x0014,
 	.sysc_flags	= (SYSC_HAS_MIDLEMODE | SYSC_HAS_CLOCKACTIVITY |
 			   SYSC_HAS_SIDLEMODE | SYSC_HAS_ENAWAKEUP |
-			   SYSC_HAS_SOFTRESET | SYSC_HAS_AUTOIDLE),
+			   SYSC_HAS_SOFTRESET | SYSC_HAS_AUTOIDLE |
+			   SYSS_HAS_RESET_STATUS),
 	.idlemodes	= (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
 			   MSTANDBY_FORCE | MSTANDBY_NO | MSTANDBY_SMART),
 	.sysc_fields	= &omap_hwmod_sysc_type1,
@@ -3465,15 +3466,7 @@ static struct omap_hwmod omap3xxx_usb_host_hs_hwmod = {
 	 * hence HWMOD_SWSUP_MSTANDBY
 	 */
 
-	/*
-	 * During system boot; If the hwmod framework resets the module
-	 * the module will have smart idle settings; which can lead to deadlock
-	 * (above Errata Id:i660); so, dont reset the module during boot;
-	 * Use HWMOD_INIT_NO_RESET.
-	 */
-
-	.flags		= HWMOD_SWSUP_SIDLE | HWMOD_SWSUP_MSTANDBY |
-			  HWMOD_INIT_NO_RESET,
+	.flags		= HWMOD_SWSUP_SIDLE | HWMOD_SWSUP_MSTANDBY,
 };
 
 /*
diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c
index 4d4eb60bad1e..aeb7c10daf56 100644
--- a/arch/arm/mach-pxa/tosa.c
+++ b/arch/arm/mach-pxa/tosa.c
@@ -424,57 +424,57 @@ static struct platform_device tosa_power_device = {
  * Tosa Keyboard
  */
 static const uint32_t tosakbd_keymap[] = {
-	KEY(0, 2, KEY_W),
-	KEY(0, 6, KEY_K),
-	KEY(0, 7, KEY_BACKSPACE),
-	KEY(0, 8, KEY_P),
-	KEY(1, 1, KEY_Q),
-	KEY(1, 2, KEY_E),
-	KEY(1, 3, KEY_T),
-	KEY(1, 4, KEY_Y),
-	KEY(1, 6, KEY_O),
-	KEY(1, 7, KEY_I),
-	KEY(1, 8, KEY_COMMA),
-	KEY(2, 1, KEY_A),
-	KEY(2, 2, KEY_D),
-	KEY(2, 3, KEY_G),
-	KEY(2, 4, KEY_U),
-	KEY(2, 6, KEY_L),
-	KEY(2, 7, KEY_ENTER),
-	KEY(2, 8, KEY_DOT),
-	KEY(3, 1, KEY_Z),
-	KEY(3, 2, KEY_C),
-	KEY(3, 3, KEY_V),
-	KEY(3, 4, KEY_J),
-	KEY(3, 5, TOSA_KEY_ADDRESSBOOK),
-	KEY(3, 6, TOSA_KEY_CANCEL),
-	KEY(3, 7, TOSA_KEY_CENTER),
-	KEY(3, 8, TOSA_KEY_OK),
-	KEY(3, 9, KEY_LEFTSHIFT),
-	KEY(4, 1, KEY_S),
-	KEY(4, 2, KEY_R),
-	KEY(4, 3, KEY_B),
-	KEY(4, 4, KEY_N),
-	KEY(4, 5, TOSA_KEY_CALENDAR),
-	KEY(4, 6, TOSA_KEY_HOMEPAGE),
-	KEY(4, 7, KEY_LEFTCTRL),
-	KEY(4, 8, TOSA_KEY_LIGHT),
-	KEY(4, 10, KEY_RIGHTSHIFT),
-	KEY(5, 1, KEY_TAB),
-	KEY(5, 2, KEY_SLASH),
-	KEY(5, 3, KEY_H),
-	KEY(5, 4, KEY_M),
-	KEY(5, 5, TOSA_KEY_MENU),
-	KEY(5, 7, KEY_UP),
-	KEY(5, 11, TOSA_KEY_FN),
-	KEY(6, 1, KEY_X),
-	KEY(6, 2, KEY_F),
-	KEY(6, 3, KEY_SPACE),
-	KEY(6, 4, KEY_APOSTROPHE),
-	KEY(6, 5, TOSA_KEY_MAIL),
-	KEY(6, 6, KEY_LEFT),
-	KEY(6, 7, KEY_DOWN),
-	KEY(6, 8, KEY_RIGHT),
+	KEY(0, 1, KEY_W),
+	KEY(0, 5, KEY_K),
+	KEY(0, 6, KEY_BACKSPACE),
+	KEY(0, 7, KEY_P),
+	KEY(1, 0, KEY_Q),
+	KEY(1, 1, KEY_E),
+	KEY(1, 2, KEY_T),
+	KEY(1, 3, KEY_Y),
+	KEY(1, 5, KEY_O),
+	KEY(1, 6, KEY_I),
+	KEY(1, 7, KEY_COMMA),
+	KEY(2, 0, KEY_A),
+	KEY(2, 1, KEY_D),
+	KEY(2, 2, KEY_G),
+	KEY(2, 3, KEY_U),
+	KEY(2, 5, KEY_L),
+	KEY(2, 6, KEY_ENTER),
+	KEY(2, 7, KEY_DOT),
+	KEY(3, 0, KEY_Z),
+	KEY(3, 1, KEY_C),
+	KEY(3, 2, KEY_V),
+	KEY(3, 3, KEY_J),
+	KEY(3, 4, TOSA_KEY_ADDRESSBOOK),
+	KEY(3, 5, TOSA_KEY_CANCEL),
+	KEY(3, 6, TOSA_KEY_CENTER),
+	KEY(3, 7, TOSA_KEY_OK),
+	KEY(3, 8, KEY_LEFTSHIFT),
+	KEY(4, 0, KEY_S),
+	KEY(4, 1, KEY_R),
+	KEY(4, 2, KEY_B),
+	KEY(4, 3, KEY_N),
+	KEY(4, 4, TOSA_KEY_CALENDAR),
+	KEY(4, 5, TOSA_KEY_HOMEPAGE),
+	KEY(4, 6, KEY_LEFTCTRL),
+	KEY(4, 7, TOSA_KEY_LIGHT),
+	KEY(4, 9, KEY_RIGHTSHIFT),
+	KEY(5, 0, KEY_TAB),
+	KEY(5, 1, KEY_SLASH),
+	KEY(5, 2, KEY_H),
+	KEY(5, 3, KEY_M),
+	KEY(5, 4, TOSA_KEY_MENU),
+	KEY(5, 6, KEY_UP),
+	KEY(5, 10, TOSA_KEY_FN),
+	KEY(6, 0, KEY_X),
+	KEY(6, 1, KEY_F),
+	KEY(6, 2, KEY_SPACE),
+	KEY(6, 3, KEY_APOSTROPHE),
+	KEY(6, 4, TOSA_KEY_MAIL),
+	KEY(6, 5, KEY_LEFT),
+	KEY(6, 6, KEY_DOWN),
+	KEY(6, 7, KEY_RIGHT),
 };
 
 static struct matrix_keymap_data tosakbd_keymap_data = {
diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c
index 3fab2046c8a4..0eea2d2e8563 100644
--- a/arch/mips/mm/dma-default.c
+++ b/arch/mips/mm/dma-default.c
@@ -30,16 +30,20 @@ static inline struct page *dma_addr_to_page(struct device *dev,
 }
 
 /*
+ * The affected CPUs below in 'cpu_needs_post_dma_flush()' can
+ * speculatively fill random cachelines with stale data at any time,
+ * requiring an extra flush post-DMA.
+ *
  * Warning on the terminology - Linux calls an uncached area coherent;
  * MIPS terminology calls memory areas with hardware maintained coherency
  * coherent.
  */
-
-static inline int cpu_is_noncoherent_r10000(struct device *dev)
+static inline int cpu_needs_post_dma_flush(struct device *dev)
 {
 	return !plat_device_is_coherent(dev) &&
 	       (current_cpu_type() == CPU_R10000 ||
-	       current_cpu_type() == CPU_R12000);
+		current_cpu_type() == CPU_R12000 ||
+		current_cpu_type() == CPU_BMIPS5000);
 }
 
 static gfp_t massage_gfp_flags(const struct device *dev, gfp_t gfp)
@@ -209,7 +213,7 @@ static inline void __dma_sync(struct page *page,
 static void mips_dma_unmap_page(struct device *dev, dma_addr_t dma_addr,
 	size_t size, enum dma_data_direction direction, struct dma_attrs *attrs)
 {
-	if (cpu_is_noncoherent_r10000(dev))
+	if (cpu_needs_post_dma_flush(dev))
 		__dma_sync(dma_addr_to_page(dev, dma_addr),
 			   dma_addr & ~PAGE_MASK, size, direction);
 
@@ -260,7 +264,7 @@ static void mips_dma_unmap_sg(struct device *dev, struct scatterlist *sg,
 static void mips_dma_sync_single_for_cpu(struct device *dev,
 	dma_addr_t dma_handle, size_t size, enum dma_data_direction direction)
 {
-	if (cpu_is_noncoherent_r10000(dev))
+	if (cpu_needs_post_dma_flush(dev))
 		__dma_sync(dma_addr_to_page(dev, dma_handle),
 			   dma_handle & ~PAGE_MASK, size, direction);
 }
@@ -281,7 +285,7 @@ static void mips_dma_sync_sg_for_cpu(struct device *dev,
 
 	/* Make sure that gcc doesn't leave the empty loop body.  */
 	for (i = 0; i < nelems; i++, sg++) {
-		if (cpu_is_noncoherent_r10000(dev))
+		if (cpu_needs_post_dma_flush(dev))
 			__dma_sync(sg_page(sg), sg->offset, sg->length,
 				   direction);
 	}
diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c
index 454548c309f1..8a67b7c019b8 100644
--- a/arch/x86/platform/efi/efi.c
+++ b/arch/x86/platform/efi/efi.c
@@ -744,13 +744,6 @@ void __init efi_init(void)
 
 	set_bit(EFI_MEMMAP, &x86_efi_facility);
 
-#ifdef CONFIG_X86_32
-	if (efi_is_native()) {
-		x86_platform.get_wallclock = efi_get_time;
-		x86_platform.set_wallclock = efi_set_rtc_mmss;
-	}
-#endif
-
 #if EFI_DEBUG
 	print_efi_memmap();
 #endif
diff --git a/crypto/algif_hash.c b/crypto/algif_hash.c
index 585c3b279feb..850246206b12 100644
--- a/crypto/algif_hash.c
+++ b/crypto/algif_hash.c
@@ -117,9 +117,6 @@ static ssize_t hash_sendpage(struct socket *sock, struct page *page,
 	if (flags & MSG_SENDPAGE_NOTLAST)
 		flags |= MSG_MORE;
 
-	if (flags & MSG_SENDPAGE_NOTLAST)
-		flags |= MSG_MORE;
-
 	lock_sock(sk);
 	sg_init_table(ctx->sgl.sg, 1);
 	sg_set_page(ctx->sgl.sg, page, size, offset);
diff --git a/crypto/algif_skcipher.c b/crypto/algif_skcipher.c
index 918a3b4148b8..a19c027b29bd 100644
--- a/crypto/algif_skcipher.c
+++ b/crypto/algif_skcipher.c
@@ -381,9 +381,6 @@ static ssize_t skcipher_sendpage(struct socket *sock, struct page *page,
 	if (flags & MSG_SENDPAGE_NOTLAST)
 		flags |= MSG_MORE;
 
-	if (flags & MSG_SENDPAGE_NOTLAST)
-		flags |= MSG_MORE;
-
 	lock_sock(sk);
 	if (!ctx->more && ctx->used)
 		goto unlock;
diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
index bd1f18c341d5..c22b5e7849f8 100644
--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -2479,8 +2479,15 @@ static int si_mc_init(struct radeon_device *rdev)
 	rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0);
 	rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0);
 	/* size in MB on si */
-	rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE) * 1024ULL * 1024ULL;
-	rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE) * 1024ULL * 1024ULL;
+	tmp = RREG32(CONFIG_MEMSIZE);
+	/* some boards may have garbage in the upper 16 bits */
+	if (tmp & 0xffff0000) {
+		DRM_INFO("Probable bad vram size: 0x%08x\n", tmp);
+		if (tmp & 0xffff)
+			tmp &= 0xffff;
+	}
+	rdev->mc.mc_vram_size = tmp * 1024ULL * 1024ULL;
+	rdev->mc.real_vram_size = rdev->mc.mc_vram_size;
 	rdev->mc.visible_vram_size = rdev->mc.aper_size;
 	si_vram_gtt_location(rdev, &rdev->mc);
 	radeon_update_bandwidth_info(rdev);
diff --git a/drivers/hwmon/w83l786ng.c b/drivers/hwmon/w83l786ng.c
index 5850b7706088..a97a62063356 100644
--- a/drivers/hwmon/w83l786ng.c
+++ b/drivers/hwmon/w83l786ng.c
@@ -510,7 +510,7 @@ store_pwm_enable(struct device *dev, struct device_attribute *attr,
 	mutex_lock(&data->update_lock);
 	reg = w83l786ng_read_value(client, W83L786NG_REG_FAN_CFG);
 	data->pwm_enable[nr] = val;
-	reg &= ~(0x02 << W83L786NG_PWM_ENABLE_SHIFT[nr]);
+	reg &= ~(0x03 << W83L786NG_PWM_ENABLE_SHIFT[nr]);
 	reg |= (val - 1) << W83L786NG_PWM_ENABLE_SHIFT[nr];
 	w83l786ng_write_value(client, W83L786NG_REG_FAN_CFG, reg);
 	mutex_unlock(&data->update_lock);
@@ -781,7 +781,7 @@ static struct w83l786ng_data *w83l786ng_update_device(struct device *dev)
 			    ((pwmcfg >> W83L786NG_PWM_MODE_SHIFT[i]) & 1)
 			    ? 0 : 1;
 			data->pwm_enable[i] =
-			    ((pwmcfg >> W83L786NG_PWM_ENABLE_SHIFT[i]) & 2) + 1;
+			    ((pwmcfg >> W83L786NG_PWM_ENABLE_SHIFT[i]) & 3) + 1;
 			data->pwm[i] = w83l786ng_read_value(client,
 			    W83L786NG_REG_PWM[i]);
 		}
diff --git a/drivers/input/touchscreen/usbtouchscreen.c b/drivers/input/touchscreen/usbtouchscreen.c
index 22cd96f58c99..ce384a449a65 100644
--- a/drivers/input/touchscreen/usbtouchscreen.c
+++ b/drivers/input/touchscreen/usbtouchscreen.c
@@ -106,6 +106,7 @@ struct usbtouch_device_info {
 struct usbtouch_usb {
 	unsigned char *data;
 	dma_addr_t data_dma;
+	int data_size;
 	unsigned char *buffer;
 	int buf_len;
 	struct urb *irq;
@@ -1474,7 +1475,7 @@ static int usbtouch_reset_resume(struct usb_interface *intf)
 static void usbtouch_free_buffers(struct usb_device *udev,
 				  struct usbtouch_usb *usbtouch)
 {
-	usb_free_coherent(udev, usbtouch->type->rept_size,
+	usb_free_coherent(udev, usbtouch->data_size,
 			  usbtouch->data, usbtouch->data_dma);
 	kfree(usbtouch->buffer);
 }
@@ -1519,7 +1520,20 @@ static int usbtouch_probe(struct usb_interface *intf,
 	if (!type->process_pkt)
 		type->process_pkt = usbtouch_process_pkt;
 
-	usbtouch->data = usb_alloc_coherent(udev, type->rept_size,
+	usbtouch->data_size = type->rept_size;
+	if (type->get_pkt_len) {
+		/*
+		 * When dealing with variable-length packets we should
+		 * not request more than wMaxPacketSize bytes at once
+		 * as we do not know if there is more data coming or
+		 * we filled exactly wMaxPacketSize bytes and there is
+		 * nothing else.
+		 */
+		usbtouch->data_size = min(usbtouch->data_size,
+					  usb_endpoint_maxp(endpoint));
+	}
+
+	usbtouch->data = usb_alloc_coherent(udev, usbtouch->data_size,
 					    GFP_KERNEL, &usbtouch->data_dma);
 	if (!usbtouch->data)
 		goto out_free;
@@ -1578,12 +1592,12 @@ static int usbtouch_probe(struct usb_interface *intf,
 	if (usb_endpoint_type(endpoint) == USB_ENDPOINT_XFER_INT)
 		usb_fill_int_urb(usbtouch->irq, udev,
 			 usb_rcvintpipe(udev, endpoint->bEndpointAddress),
-			 usbtouch->data, type->rept_size,
+			 usbtouch->data, usbtouch->data_size,
 			 usbtouch_irq, usbtouch, endpoint->bInterval);
 	else
 		usb_fill_bulk_urb(usbtouch->irq, udev,
 			 usb_rcvbulkpipe(udev, endpoint->bEndpointAddress),
-			 usbtouch->data, type->rept_size,
+			 usbtouch->data, usbtouch->data_size,
 			 usbtouch_irq, usbtouch);
 
 	usbtouch->irq->dev = udev;
diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c
index cc06a1e52423..4c260dc7910e 100644
--- a/drivers/md/dm-bufio.c
+++ b/drivers/md/dm-bufio.c
@@ -1642,6 +1642,11 @@ static int __init dm_bufio_init(void)
 {
 	__u64 mem;
 
+	dm_bufio_allocated_kmem_cache = 0;
+	dm_bufio_allocated_get_free_pages = 0;
+	dm_bufio_allocated_vmalloc = 0;
+	dm_bufio_current_allocated = 0;
+
 	memset(&dm_bufio_caches, 0, sizeof dm_bufio_caches);
 	memset(&dm_bufio_cache_names, 0, sizeof dm_bufio_cache_names);
 
diff --git a/drivers/md/dm-delay.c b/drivers/md/dm-delay.c
index ee99912596cb..fb4bf9bac1a7 100644
--- a/drivers/md/dm-delay.c
+++ b/drivers/md/dm-delay.c
@@ -20,6 +20,7 @@
 struct delay_c {
 	struct timer_list delay_timer;
 	struct mutex timer_lock;
+	struct workqueue_struct *kdelayd_wq;
 	struct work_struct flush_expired_bios;
 	struct list_head delayed_bios;
 	atomic_t may_delay;
@@ -45,14 +46,13 @@ struct dm_delay_info {
 
 static DEFINE_MUTEX(delayed_bios_lock);
 
-static struct workqueue_struct *kdelayd_wq;
 static struct kmem_cache *delayed_cache;
 
 static void handle_delayed_timer(unsigned long data)
 {
 	struct delay_c *dc = (struct delay_c *)data;
 
-	queue_work(kdelayd_wq, &dc->flush_expired_bios);
+	queue_work(dc->kdelayd_wq, &dc->flush_expired_bios);
 }
 
 static void queue_timeout(struct delay_c *dc, unsigned long expires)
@@ -191,6 +191,12 @@ out:
 		goto bad_dev_write;
 	}
 
+	dc->kdelayd_wq = alloc_workqueue("kdelayd", WQ_MEM_RECLAIM, 0);
+	if (!dc->kdelayd_wq) {
+		DMERR("Couldn't start kdelayd");
+		goto bad_queue;
+	}
+
 	setup_timer(&dc->delay_timer, handle_delayed_timer, (unsigned long)dc);
 
 	INIT_WORK(&dc->flush_expired_bios, flush_expired_bios);
@@ -203,6 +209,8 @@ out:
 	ti->private = dc;
 	return 0;
 
+bad_queue:
+	mempool_destroy(dc->delayed_pool);
 bad_dev_write:
 	if (dc->dev_write)
 		dm_put_device(ti, dc->dev_write);
@@ -217,7 +225,7 @@ static void delay_dtr(struct dm_target *ti)
 {
 	struct delay_c *dc = ti->private;
 
-	flush_workqueue(kdelayd_wq);
+	destroy_workqueue(dc->kdelayd_wq);
 
 	dm_put_device(ti, dc->dev_read);
 
@@ -351,12 +359,6 @@ static int __init dm_delay_init(void)
 {
 	int r = -ENOMEM;
 
-	kdelayd_wq = alloc_workqueue("kdelayd", WQ_MEM_RECLAIM, 0);
-	if (!kdelayd_wq) {
-		DMERR("Couldn't start kdelayd");
-		goto bad_queue;
-	}
-
 	delayed_cache = KMEM_CACHE(dm_delay_info, 0);
 	if (!delayed_cache) {
 		DMERR("Couldn't create delayed bio cache.");
@@ -374,8 +376,6 @@ static int __init dm_delay_init(void)
 bad_register:
 	kmem_cache_destroy(delayed_cache);
 bad_memcache:
-	destroy_workqueue(kdelayd_wq);
-bad_queue:
 	return r;
 }
 
@@ -383,7 +383,6 @@ static void __exit dm_delay_exit(void)
 {
 	dm_unregister_target(&delay_target);
 	kmem_cache_destroy(delayed_cache);
-	destroy_workqueue(kdelayd_wq);
 }
 
 /* Module hooks */
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index d509f236bd54..43e19b76af8c 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -215,6 +215,11 @@ int dm_table_create(struct dm_table **result, fmode_t mode,
 
 	num_targets = dm_round_up(num_targets, KEYS_PER_NODE);
 
+	if (!num_targets) {
+		kfree(t);
+		return -ENOMEM;
+	}
+
 	if (alloc_targets(t, num_targets)) {
 		kfree(t);
 		t = NULL;
diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c
index dc474bc6522d..7029c8016dd5 100644
--- a/drivers/rtc/rtc-at91rm9200.c
+++ b/drivers/rtc/rtc-at91rm9200.c
@@ -162,6 +162,8 @@ static int at91_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm)
 
 	at91_alarm_year = tm.tm_year;
 
+	tm.tm_mon = alrm->time.tm_mon;
+	tm.tm_mday = alrm->time.tm_mday;
 	tm.tm_hour = alrm->time.tm_hour;
 	tm.tm_min = alrm->time.tm_min;
 	tm.tm_sec = alrm->time.tm_sec;
diff --git a/drivers/staging/comedi/drivers/pcmuio.c b/drivers/staging/comedi/drivers/pcmuio.c
index 661ba2e03892..6e936c54f113 100644
--- a/drivers/staging/comedi/drivers/pcmuio.c
+++ b/drivers/staging/comedi/drivers/pcmuio.c
@@ -464,13 +464,13 @@ static int pcmuio_detach(struct comedi_device *dev)
 	if (dev->iobase)
 		release_region(dev->iobase, ASIC_IOSIZE * thisboard->num_asics);
 
-	for (i = 0; i < MAX_ASICS; ++i) {
-		if (devpriv->asics[i].irq)
-			free_irq(devpriv->asics[i].irq, dev);
-	}
-
-	if (devpriv && devpriv->sprivs)
+	if (devpriv) {
+		for (i = 0; i < MAX_ASICS; ++i) {
+			if (devpriv->asics[i].irq)
+				free_irq(devpriv->asics[i].irq, dev);
+		}
 		kfree(devpriv->sprivs);
+	}
 
 	return 0;
 }
diff --git a/drivers/staging/comedi/drivers/ssv_dnp.c b/drivers/staging/comedi/drivers/ssv_dnp.c
index 526de2efa125..0316780103b5 100644
--- a/drivers/staging/comedi/drivers/ssv_dnp.c
+++ b/drivers/staging/comedi/drivers/ssv_dnp.c
@@ -251,11 +251,11 @@ static int dnp_dio_insn_bits(struct comedi_device *dev,
 
 	/* on return, data[1] contains the value of the digital input lines. */
 	outb(PADR, CSCIR);
-	data[0] = inb(CSCDR);
+	data[1] = inb(CSCDR);
 	outb(PBDR, CSCIR);
-	data[0] += inb(CSCDR) << 8;
+	data[1] += inb(CSCDR) << 8;
 	outb(PCDR, CSCIR);
-	data[0] += ((inb(CSCDR) & 0xF0) << 12);
+	data[1] += ((inb(CSCDR) & 0xF0) << 12);
 
 	return 2;
 
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 82fce32ca229..14476faf9a00 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -3891,8 +3891,9 @@ static void hub_events(void)
 					hub->hdev->children[i - 1];
 
 				dev_dbg(hub_dev, "warm reset port %d\n", i);
-				if (!udev || !(portstatus &
-						USB_PORT_STAT_CONNECTION)) {
+				if (!udev ||
+				    !(portstatus & USB_PORT_STAT_CONNECTION) ||
+				    udev->state == USB_STATE_NOTATTACHED) {
 					status = hub_port_reset(hub, i,
 							NULL, HUB_BH_RESET_TIME,
 							true);
diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c
index e4d87d700554..5bf2bc00821b 100644
--- a/drivers/usb/dwc3/ep0.c
+++ b/drivers/usb/dwc3/ep0.c
@@ -380,6 +380,8 @@ static int dwc3_ep0_handle_feature(struct dwc3 *dwc,
 			dep = dwc3_wIndex_to_dep(dwc, wIndex);
 			if (!dep)
 				return -EINVAL;
+			if (set == 0 && (dep->flags & DWC3_EP_WEDGE))
+				break;
 			ret = __dwc3_gadget_ep_set_halt(dep, set);
 			if (ret)
 				return -EINVAL;
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 6d6fb88913c8..80e3094c8e19 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -1101,9 +1101,6 @@ int __dwc3_gadget_ep_set_halt(struct dwc3_ep *dep, int value)
 		else
 			dep->flags |= DWC3_EP_STALL;
 	} else {
-		if (dep->flags & DWC3_EP_WEDGE)
-			return 0;
-
 		ret = dwc3_send_gadget_ep_cmd(dwc, dep->number,
 			DWC3_DEPCMD_CLEARSTALL, &params);
 		if (ret)
@@ -1111,7 +1108,7 @@ int __dwc3_gadget_ep_set_halt(struct dwc3_ep *dep, int value)
 					value ? "set" : "clear",
 					dep->name);
 		else
-			dep->flags &= ~DWC3_EP_STALL;
+			dep->flags &= ~(DWC3_EP_STALL | DWC3_EP_WEDGE);
 	}
 
 	return ret;
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index baaebf2830fc..f28b6de05f90 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -584,6 +584,7 @@ static void reset_config(struct usb_composite_dev *cdev)
 		bitmap_zero(f->endpoints, 32);
 	}
 	cdev->config = NULL;
+	cdev->delayed_status = 0;
 }
 
 static int set_config(struct usb_composite_dev *cdev,
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index a5477554ecb6..66f5e5472c17 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -85,6 +85,7 @@ static void option_instat_callback(struct urb *urb);
 #define HUAWEI_PRODUCT_K4505			0x1464
 #define HUAWEI_PRODUCT_K3765			0x1465
 #define HUAWEI_PRODUCT_K4605			0x14C6
+#define HUAWEI_PRODUCT_E173S6			0x1C07
 
 #define QUANTA_VENDOR_ID			0x0408
 #define QUANTA_PRODUCT_Q101			0xEA02
@@ -586,6 +587,8 @@ static const struct usb_device_id option_ids[] = {
 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x1c23, USB_CLASS_COMM, 0x02, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E173, 0xff, 0xff, 0xff),
 		.driver_info = (kernel_ulong_t) &net_intf1_blacklist },
+	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E173S6, 0xff, 0xff, 0xff),
+		.driver_info = (kernel_ulong_t) &net_intf1_blacklist },
 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1750, 0xff, 0xff, 0xff),
 		.driver_info = (kernel_ulong_t) &net_intf2_blacklist },
 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x1441, USB_CLASS_COMM, 0x02, 0xff) },
@@ -648,6 +651,10 @@ static const struct usb_device_id option_ids[] = {
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x6D) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x6E) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x6F) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x72) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x73) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x74) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x75) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x78) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x79) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x01, 0x7A) },
@@ -702,6 +709,10 @@ static const struct usb_device_id option_ids[] = {
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x6D) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x6E) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x6F) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x72) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x73) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x74) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x75) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x78) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x79) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x02, 0x7A) },
@@ -756,6 +767,10 @@ static const struct usb_device_id option_ids[] = {
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x6D) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x6E) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x6F) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x72) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x73) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x74) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x75) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x78) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x79) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x03, 0x7A) },
@@ -810,6 +825,10 @@ static const struct usb_device_id option_ids[] = {
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x6D) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x6E) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x6F) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x72) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x73) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x74) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x75) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x78) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x79) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x04, 0x7A) },
@@ -864,6 +883,10 @@ static const struct usb_device_id option_ids[] = {
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x6D) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x6E) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x6F) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x72) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x73) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x74) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x75) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x78) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x79) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x05, 0x7A) },
@@ -918,6 +941,10 @@ static const struct usb_device_id option_ids[] = {
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x6D) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x6E) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x6F) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x72) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x73) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x74) },
+	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x75) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x78) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x79) },
 	{ USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0xff, 0x06, 0x7A) },
diff --git a/drivers/watchdog/sc1200wdt.c b/drivers/watchdog/sc1200wdt.c
index 3fb83b0c28c2..ab6d3f56cbca 100644
--- a/drivers/watchdog/sc1200wdt.c
+++ b/drivers/watchdog/sc1200wdt.c
@@ -409,8 +409,9 @@ static int __init sc1200wdt_init(void)
 #if defined CONFIG_PNP
 	/* now that the user has specified an IO port and we haven't detected
 	 * any devices, disable pnp support */
+	if (isapnp)
+		pnp_unregister_driver(&scl200wdt_pnp_driver);
 	isapnp = 0;
-	pnp_unregister_driver(&scl200wdt_pnp_driver);
 #endif
 
 	if (!request_region(io, io_len, SC1200_MODULE_NAME)) {
diff --git a/fs/hpfs/file.c b/fs/hpfs/file.c
index 89d2a5803ae3..5ecfffe25334 100644
--- a/fs/hpfs/file.c
+++ b/fs/hpfs/file.c
@@ -116,9 +116,12 @@ static int hpfs_write_begin(struct file *file, struct address_space *mapping,
 				hpfs_get_block,
 				&hpfs_i(mapping->host)->mmu_private);
 	if (unlikely(ret)) {
-		loff_t isize = mapping->host->i_size;
+		loff_t isize;
+		hpfs_lock(mapping->host->i_sb);
+		isize = mapping->host->i_size;
 		if (pos + len > isize)
 			vmtruncate(mapping->host, isize);
+		hpfs_unlock(mapping->host->i_sb);
 	}
 
 	return ret;
diff --git a/fs/nfs/blocklayout/extents.c b/fs/nfs/blocklayout/extents.c
index 1f9a6032796b..51f9ff25d475 100644
--- a/fs/nfs/blocklayout/extents.c
+++ b/fs/nfs/blocklayout/extents.c
@@ -44,7 +44,7 @@
 static inline sector_t normalize(sector_t s, int base)
 {
 	sector_t tmp = s; /* Since do_div modifies its argument */
-	return s - do_div(tmp, base);
+	return s - sector_div(tmp, base);
 }
 
 static inline sector_t normalize_up(sector_t s, int base)
diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
index 91f8ff547ab3..6a6c1fdb7892 100644
--- a/fs/xfs/xfs_ioctl.c
+++ b/fs/xfs/xfs_ioctl.c
@@ -400,7 +400,8 @@ xfs_attrlist_by_handle(
 		return -XFS_ERROR(EPERM);
 	if (copy_from_user(&al_hreq, arg, sizeof(xfs_fsop_attrlist_handlereq_t)))
 		return -XFS_ERROR(EFAULT);
-	if (al_hreq.buflen > XATTR_LIST_MAX)
+	if (al_hreq.buflen < sizeof(struct attrlist) ||
+	    al_hreq.buflen > XATTR_LIST_MAX)
 		return -XFS_ERROR(EINVAL);
 
 	/*
diff --git a/fs/xfs/xfs_ioctl32.c b/fs/xfs/xfs_ioctl32.c
index a849a5473aff..745ea4ea98ab 100644
--- a/fs/xfs/xfs_ioctl32.c
+++ b/fs/xfs/xfs_ioctl32.c
@@ -361,7 +361,8 @@ xfs_compat_attrlist_by_handle(
 	if (copy_from_user(&al_hreq, arg,
 			   sizeof(compat_xfs_fsop_attrlist_handlereq_t)))
 		return -XFS_ERROR(EFAULT);
-	if (al_hreq.buflen > XATTR_LIST_MAX)
+	if (al_hreq.buflen < sizeof(struct attrlist) ||
+	    al_hreq.buflen > XATTR_LIST_MAX)
 		return -XFS_ERROR(EINVAL);
 
 	/*
diff --git a/include/sound/memalloc.h b/include/sound/memalloc.h
index c42506212649..ab240bb608a8 100644
--- a/include/sound/memalloc.h
+++ b/include/sound/memalloc.h
@@ -101,7 +101,7 @@ static inline unsigned int snd_sgbuf_aligned_pages(size_t size)
 static inline dma_addr_t snd_sgbuf_get_addr(struct snd_sg_buf *sgbuf, size_t offset)
 {
 	dma_addr_t addr = sgbuf->table[offset >> PAGE_SHIFT].addr;
-	addr &= PAGE_MASK;
+	addr &= ~((dma_addr_t)PAGE_SIZE - 1);
 	return addr + offset % PAGE_SIZE;
 }
 
diff --git a/kernel/futex.c b/kernel/futex.c
index f0ee318df9c0..e564a9a3ea2a 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -285,7 +285,7 @@ again:
 		put_page(page);
 		/* serialize against __split_huge_page_splitting() */
 		local_irq_disable();
-		if (likely(__get_user_pages_fast(address, 1, 1, &page) == 1)) {
+		if (likely(__get_user_pages_fast(address, 1, !ro, &page) == 1)) {
 			page_head = compound_head(page);
 			/*
 			 * page_head is valid pointer but we must pin
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 19e784237f7a..7949b5d1663f 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1042,9 +1042,6 @@ int udp_sendpage(struct sock *sk, struct page *page, int offset,
 	if (flags & MSG_SENDPAGE_NOTLAST)
 		flags |= MSG_MORE;
 
-	if (flags & MSG_SENDPAGE_NOTLAST)
-		flags |= MSG_MORE;
-
 	if (!up->pending) {
 		struct msghdr msg = {	.msg_flags = flags|MSG_MORE };
 
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 067aa2a23055..6937a84bef3a 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -763,7 +763,8 @@ static void ieee80211_rx_reorder_ampdu(struct ieee80211_rx_data *rx)
 	u16 sc;
 	u8 tid, ack_policy;
 
-	if (!ieee80211_is_data_qos(hdr->frame_control))
+	if (!ieee80211_is_data_qos(hdr->frame_control) ||
+	    is_multicast_ether_addr(hdr->addr1))
 		goto dont_reorder;
 
 	/*
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 56262223190d..d32db4140aa0 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -52,6 +52,7 @@
 #include <net/icmp.h>
 #include <net/ip.h>		/* for local_port_range[] */
 #include <net/tcp.h>		/* struct or_callable used in sock_rcv_skb */
+#include <net/inet_connection_sock.h>
 #include <net/net_namespace.h>
 #include <net/netlabel.h>
 #include <linux/uaccess.h>
@@ -3733,6 +3734,30 @@ static int selinux_skb_peerlbl_sid(struct sk_buff *skb, u16 family, u32 *sid)
 	return 0;
 }
 
+/**
+ * selinux_conn_sid - Determine the child socket label for a connection
+ * @sk_sid: the parent socket's SID
+ * @skb_sid: the packet's SID
+ * @conn_sid: the resulting connection SID
+ *
+ * If @skb_sid is valid then the user:role:type information from @sk_sid is
+ * combined with the MLS information from @skb_sid in order to create
+ * @conn_sid.  If @skb_sid is not valid then then @conn_sid is simply a copy
+ * of @sk_sid.  Returns zero on success, negative values on failure.
+ *
+ */
+static int selinux_conn_sid(u32 sk_sid, u32 skb_sid, u32 *conn_sid)
+{
+	int err = 0;
+
+	if (skb_sid != SECSID_NULL)
+		err = security_sid_mls_copy(sk_sid, skb_sid, conn_sid);
+	else
+		*conn_sid = sk_sid;
+
+	return err;
+}
+
 /* socket security operations */
 
 static int socket_sockcreate_sid(const struct task_security_struct *tsec,
@@ -4354,7 +4379,7 @@ static int selinux_inet_conn_request(struct sock *sk, struct sk_buff *skb,
 	struct sk_security_struct *sksec = sk->sk_security;
 	int err;
 	u16 family = sk->sk_family;
-	u32 newsid;
+	u32 connsid;
 	u32 peersid;
 
 	/* handle mapped IPv4 packets arriving via IPv6 sockets */
@@ -4364,16 +4389,11 @@ static int selinux_inet_conn_request(struct sock *sk, struct sk_buff *skb,
 	err = selinux_skb_peerlbl_sid(skb, family, &peersid);
 	if (err)
 		return err;
-	if (peersid == SECSID_NULL) {
-		req->secid = sksec->sid;
-		req->peer_secid = SECSID_NULL;
-	} else {
-		err = security_sid_mls_copy(sksec->sid, peersid, &newsid);
-		if (err)
-			return err;
-		req->secid = newsid;
-		req->peer_secid = peersid;
-	}
+	err = selinux_conn_sid(sksec->sid, peersid, &connsid);
+	if (err)
+		return err;
+	req->secid = connsid;
+	req->peer_secid = peersid;
 
 	return selinux_netlbl_inet_conn_request(req, family);
 }
@@ -4605,6 +4625,7 @@ static unsigned int selinux_ipv6_forward(unsigned int hooknum,
 static unsigned int selinux_ip_output(struct sk_buff *skb,
 				      u16 family)
 {
+	struct sock *sk;
 	u32 sid;
 
 	if (!netlbl_enabled())
@@ -4613,8 +4634,27 @@ static unsigned int selinux_ip_output(struct sk_buff *skb,
 	/* we do this in the LOCAL_OUT path and not the POST_ROUTING path
 	 * because we want to make sure we apply the necessary labeling
 	 * before IPsec is applied so we can leverage AH protection */
-	if (skb->sk) {
-		struct sk_security_struct *sksec = skb->sk->sk_security;
+	sk = skb->sk;
+	if (sk) {
+		struct sk_security_struct *sksec;
+
+		if (sk->sk_state == TCP_LISTEN)
+			/* if the socket is the listening state then this
+			 * packet is a SYN-ACK packet which means it needs to
+			 * be labeled based on the connection/request_sock and
+			 * not the parent socket.  unfortunately, we can't
+			 * lookup the request_sock yet as it isn't queued on
+			 * the parent socket until after the SYN-ACK is sent.
+			 * the "solution" is to simply pass the packet as-is
+			 * as any IP option based labeling should be copied
+			 * from the initial connection request (in the IP
+			 * layer).  it is far from ideal, but until we get a
+			 * security label in the packet itself this is the
+			 * best we can do. */
+			return NF_ACCEPT;
+
+		/* standard practice, label using the parent socket */
+		sksec = sk->sk_security;
 		sid = sksec->sid;
 	} else
 		sid = SECINITSID_KERNEL;
@@ -4702,12 +4742,12 @@ static unsigned int selinux_ip_postroute(struct sk_buff *skb, int ifindex,
 	if (!secmark_active && !peerlbl_active)
 		return NF_ACCEPT;
 
-	/* if the packet is being forwarded then get the peer label from the
-	 * packet itself; otherwise check to see if it is from a local
-	 * application or the kernel, if from an application get the peer label
-	 * from the sending socket, otherwise use the kernel's sid */
 	sk = skb->sk;
 	if (sk == NULL) {
+		/* Without an associated socket the packet is either coming
+		 * from the kernel or it is being forwarded; check the packet
+		 * to determine which and if the packet is being forwarded
+		 * query the packet directly to determine the security label. */
 		if (skb->skb_iif) {
 			secmark_perm = PACKET__FORWARD_OUT;
 			if (selinux_skb_peerlbl_sid(skb, family, &peer_sid))
@@ -4716,7 +4756,26 @@ static unsigned int selinux_ip_postroute(struct sk_buff *skb, int ifindex,
 			secmark_perm = PACKET__SEND;
 			peer_sid = SECINITSID_KERNEL;
 		}
+	} else if (sk->sk_state == TCP_LISTEN) {
+		/* Locally generated packet but the associated socket is in the
+		 * listening state which means this is a SYN-ACK packet.  In
+		 * this particular case the correct security label is assigned
+		 * to the connection/request_sock but unfortunately we can't
+		 * query the request_sock as it isn't queued on the parent
+		 * socket until after the SYN-ACK packet is sent; the only
+		 * viable choice is to regenerate the label like we do in
+		 * selinux_inet_conn_request().  See also selinux_ip_output()
+		 * for similar problems. */
+		u32 skb_sid;
+		struct sk_security_struct *sksec = sk->sk_security;
+		if (selinux_skb_peerlbl_sid(skb, family, &skb_sid))
+			return NF_DROP;
+		if (selinux_conn_sid(sksec->sid, skb_sid, &peer_sid))
+			return NF_DROP;
+		secmark_perm = PACKET__SEND;
 	} else {
+		/* Locally generated packet, fetch the security label from the
+		 * associated socket. */
 		struct sk_security_struct *sksec = sk->sk_security;
 		peer_sid = sksec->sid;
 		secmark_perm = PACKET__SEND;
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 91a0a2f8cbc7..bc5ed1412382 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -1668,6 +1668,9 @@ static int kvm_vm_ioctl_create_vcpu(struct kvm *kvm, u32 id)
 	int r;
 	struct kvm_vcpu *vcpu, *v;
 
+	if (id >= KVM_MAX_VCPUS)
+		return -EINVAL;
+
 	vcpu = kvm_arch_vcpu_create(kvm, id);
 	if (IS_ERR(vcpu))
 		return PTR_ERR(vcpu);