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From: "Mike Pagano" <mpagano@gentoo.org>
To: gentoo-commits@lists.gentoo.org
Subject: [gentoo-commits] proj/linux-patches:4.4 commit in: /
Date: Sun,  8 Apr 2018 14:25:22 +0000 (UTC)	[thread overview]
Message-ID: <1523197512.e735967d53114565a8f1cca6fee1f471490c4b2b.mpagano@gentoo> (raw)

commit:     e735967d53114565a8f1cca6fee1f471490c4b2b
Author:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
AuthorDate: Sun Apr  8 14:25:12 2018 +0000
Commit:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
CommitDate: Sun Apr  8 14:25:12 2018 +0000
URL:        https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=e735967d

Linux patch 4.4.127

 0000_README              |    8 +-
 1126_linux-4.4.127.patch | 2344 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 2350 insertions(+), 2 deletions(-)

diff --git a/0000_README b/0000_README
index a22a4ac..67e1c31 100644
--- a/0000_README
+++ b/0000_README
@@ -543,9 +543,13 @@ Patch:  1124_linux-4.4.125.patch
 From:   http://www.kernel.org
 Desc:   Linux 4.4.125
 
-Patch:  1125_linux-4.4.125.patch
+Patch:  1125_linux-4.4.126.patch
 From:   http://www.kernel.org
-Desc:   Linux 4.4.125
+Desc:   Linux 4.4.126
+
+Patch:  1126_linux-4.4.127.patch
+From:   http://www.kernel.org
+Desc:   Linux 4.4.127
 
 Patch:  1500_XATTR_USER_PREFIX.patch
 From:   https://bugs.gentoo.org/show_bug.cgi?id=470644

diff --git a/1126_linux-4.4.127.patch b/1126_linux-4.4.127.patch
new file mode 100644
index 0000000..8cd3c43
--- /dev/null
+++ b/1126_linux-4.4.127.patch
@@ -0,0 +1,2344 @@
+diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-palmas.txt b/Documentation/devicetree/bindings/pinctrl/pinctrl-palmas.txt
+index caf297bee1fb..c28d4eb83b76 100644
+--- a/Documentation/devicetree/bindings/pinctrl/pinctrl-palmas.txt
++++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-palmas.txt
+@@ -35,6 +35,15 @@ Optional properties:
+ - ti,palmas-enable-dvfs2: Enable DVFS2. Configure pins for DVFS2 mode.
+ 	Selection primary or secondary function associated to GPADC_START
+ 	and SYSEN2 pin/pad for DVFS2 interface
++- ti,palmas-override-powerhold: This is applicable for PMICs for which
++	GPIO7 is configured in POWERHOLD mode which has higher priority
++	over DEV_ON bit and keeps the PMIC supplies on even after the DEV_ON
++	bit is turned off. This property enables driver to over ride the
++	POWERHOLD value to GPIO7 so as to turn off the PMIC in power off
++	scenarios. So for GPIO7 if ti,palmas-override-powerhold is set
++	then the GPIO_7 field should never be muxed to anything else.
++	It should be set to POWERHOLD by default and only in case of
++	power off scenarios the driver will over ride the mux value.
+ 
+ This binding uses the following generic properties as defined in
+ pinctrl-bindings.txt:
+diff --git a/Documentation/filesystems/proc.txt b/Documentation/filesystems/proc.txt
+index 6716413c17ba..6d2689ebf824 100644
+--- a/Documentation/filesystems/proc.txt
++++ b/Documentation/filesystems/proc.txt
+@@ -383,32 +383,6 @@ is not associated with a file:
+ 
+  or if empty, the mapping is anonymous.
+ 
+-The /proc/PID/task/TID/maps is a view of the virtual memory from the viewpoint
+-of the individual tasks of a process. In this file you will see a mapping marked
+-as [stack] if that task sees it as a stack. Hence, for the example above, the
+-task-level map, i.e. /proc/PID/task/TID/maps for thread 1001 will look like this:
+-
+-08048000-08049000 r-xp 00000000 03:00 8312       /opt/test
+-08049000-0804a000 rw-p 00001000 03:00 8312       /opt/test
+-0804a000-0806b000 rw-p 00000000 00:00 0          [heap]
+-a7cb1000-a7cb2000 ---p 00000000 00:00 0
+-a7cb2000-a7eb2000 rw-p 00000000 00:00 0
+-a7eb2000-a7eb3000 ---p 00000000 00:00 0
+-a7eb3000-a7ed5000 rw-p 00000000 00:00 0          [stack]
+-a7ed5000-a8008000 r-xp 00000000 03:00 4222       /lib/libc.so.6
+-a8008000-a800a000 r--p 00133000 03:00 4222       /lib/libc.so.6
+-a800a000-a800b000 rw-p 00135000 03:00 4222       /lib/libc.so.6
+-a800b000-a800e000 rw-p 00000000 00:00 0
+-a800e000-a8022000 r-xp 00000000 03:00 14462      /lib/libpthread.so.0
+-a8022000-a8023000 r--p 00013000 03:00 14462      /lib/libpthread.so.0
+-a8023000-a8024000 rw-p 00014000 03:00 14462      /lib/libpthread.so.0
+-a8024000-a8027000 rw-p 00000000 00:00 0
+-a8027000-a8043000 r-xp 00000000 03:00 8317       /lib/ld-linux.so.2
+-a8043000-a8044000 r--p 0001b000 03:00 8317       /lib/ld-linux.so.2
+-a8044000-a8045000 rw-p 0001c000 03:00 8317       /lib/ld-linux.so.2
+-aff35000-aff4a000 rw-p 00000000 00:00 0
+-ffffe000-fffff000 r-xp 00000000 00:00 0          [vdso]
+-
+ The /proc/PID/smaps is an extension based on maps, showing the memory
+ consumption for each of the process's mappings. For each of mappings there
+ is a series of lines such as the following:
+diff --git a/Makefile b/Makefile
+index 2b699c5f6de4..58c0390573c1 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,6 +1,6 @@
+ VERSION = 4
+ PATCHLEVEL = 4
+-SUBLEVEL = 126
++SUBLEVEL = 127
+ EXTRAVERSION =
+ NAME = Blurry Fish Butt
+ 
+diff --git a/arch/arm/boot/dts/am335x-pepper.dts b/arch/arm/boot/dts/am335x-pepper.dts
+index 2dbe13a3d89b..7106114c7464 100644
+--- a/arch/arm/boot/dts/am335x-pepper.dts
++++ b/arch/arm/boot/dts/am335x-pepper.dts
+@@ -139,7 +139,7 @@
+ &audio_codec {
+ 	status = "okay";
+ 
+-	reset-gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
++	gpio-reset = <&gpio1 16 GPIO_ACTIVE_LOW>;
+ 	AVDD-supply = <&ldo3_reg>;
+ 	IOVDD-supply = <&ldo3_reg>;
+ 	DRVDD-supply = <&ldo3_reg>;
+diff --git a/arch/arm/boot/dts/am57xx-beagle-x15.dts b/arch/arm/boot/dts/am57xx-beagle-x15.dts
+index 00352e761b8c..5c3bd34af9fd 100644
+--- a/arch/arm/boot/dts/am57xx-beagle-x15.dts
++++ b/arch/arm/boot/dts/am57xx-beagle-x15.dts
+@@ -411,6 +411,7 @@
+ 		interrupt-controller;
+ 
+ 		ti,system-power-controller;
++		ti,palmas-override-powerhold;
+ 
+ 		tps659038_pmic {
+ 			compatible = "ti,tps659038-pmic";
+diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts
+index 864f60020124..0736d04f032e 100644
+--- a/arch/arm/boot/dts/dra7-evm.dts
++++ b/arch/arm/boot/dts/dra7-evm.dts
+@@ -410,6 +410,8 @@
+ 	tps659038: tps659038@58 {
+ 		compatible = "ti,tps659038";
+ 		reg = <0x58>;
++		ti,palmas-override-powerhold;
++		ti,system-power-controller;
+ 
+ 		tps659038_pmic {
+ 			compatible = "ti,tps659038-pmic";
+diff --git a/arch/arm/boot/dts/omap3-n900.dts b/arch/arm/boot/dts/omap3-n900.dts
+index 731860314ab5..27cd4abfc74d 100644
+--- a/arch/arm/boot/dts/omap3-n900.dts
++++ b/arch/arm/boot/dts/omap3-n900.dts
+@@ -488,7 +488,7 @@
+ 	tlv320aic3x: tlv320aic3x@18 {
+ 		compatible = "ti,tlv320aic3x";
+ 		reg = <0x18>;
+-		reset-gpios = <&gpio2 28 GPIO_ACTIVE_LOW>; /* 60 */
++		gpio-reset = <&gpio2 28 GPIO_ACTIVE_HIGH>; /* 60 */
+ 		ai3x-gpio-func = <
+ 			0 /* AIC3X_GPIO1_FUNC_DISABLED */
+ 			5 /* AIC3X_GPIO2_FUNC_DIGITAL_MIC_INPUT */
+@@ -505,7 +505,7 @@
+ 	tlv320aic3x_aux: tlv320aic3x@19 {
+ 		compatible = "ti,tlv320aic3x";
+ 		reg = <0x19>;
+-		reset-gpios = <&gpio2 28 GPIO_ACTIVE_LOW>; /* 60 */
++		gpio-reset = <&gpio2 28 GPIO_ACTIVE_HIGH>; /* 60 */
+ 
+ 		AVDD-supply = <&vmmc2>;
+ 		DRVDD-supply = <&vmmc2>;
+diff --git a/arch/arm64/include/asm/memory.h b/arch/arm64/include/asm/memory.h
+index 853953cd1f08..b42b930cc19a 100644
+--- a/arch/arm64/include/asm/memory.h
++++ b/arch/arm64/include/asm/memory.h
+@@ -49,8 +49,10 @@
+  * and PAGE_OFFSET - it must be within 128MB of the kernel text.
+  */
+ #define VA_BITS			(CONFIG_ARM64_VA_BITS)
+-#define VA_START		(UL(0xffffffffffffffff) << VA_BITS)
+-#define PAGE_OFFSET		(UL(0xffffffffffffffff) << (VA_BITS - 1))
++#define VA_START		(UL(0xffffffffffffffff) - \
++	(UL(1) << VA_BITS) + 1)
++#define PAGE_OFFSET		(UL(0xffffffffffffffff) - \
++	(UL(1) << (VA_BITS - 1)) + 1)
+ #define MODULES_END		(PAGE_OFFSET)
+ #define MODULES_VADDR		(MODULES_END - SZ_64M)
+ #define PCI_IO_END		(MODULES_VADDR - SZ_2M)
+diff --git a/arch/frv/include/asm/timex.h b/arch/frv/include/asm/timex.h
+index a89bddefdacf..139093fab326 100644
+--- a/arch/frv/include/asm/timex.h
++++ b/arch/frv/include/asm/timex.h
+@@ -16,5 +16,11 @@ static inline cycles_t get_cycles(void)
+ #define vxtime_lock()		do {} while (0)
+ #define vxtime_unlock()		do {} while (0)
+ 
++/* This attribute is used in include/linux/jiffies.h alongside with
++ * __cacheline_aligned_in_smp. It is assumed that __cacheline_aligned_in_smp
++ * for frv does not contain another section specification.
++ */
++#define __jiffy_arch_data	__attribute__((__section__(".data")))
++
+ #endif
+ 
+diff --git a/arch/x86/crypto/cast5_avx_glue.c b/arch/x86/crypto/cast5_avx_glue.c
+index 8648158f3916..f8fe11d24cde 100644
+--- a/arch/x86/crypto/cast5_avx_glue.c
++++ b/arch/x86/crypto/cast5_avx_glue.c
+@@ -66,8 +66,6 @@ static int ecb_crypt(struct blkcipher_desc *desc, struct blkcipher_walk *walk,
+ 	void (*fn)(struct cast5_ctx *ctx, u8 *dst, const u8 *src);
+ 	int err;
+ 
+-	fn = (enc) ? cast5_ecb_enc_16way : cast5_ecb_dec_16way;
+-
+ 	err = blkcipher_walk_virt(desc, walk);
+ 	desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP;
+ 
+@@ -79,6 +77,7 @@ static int ecb_crypt(struct blkcipher_desc *desc, struct blkcipher_walk *walk,
+ 
+ 		/* Process multi-block batch */
+ 		if (nbytes >= bsize * CAST5_PARALLEL_BLOCKS) {
++			fn = (enc) ? cast5_ecb_enc_16way : cast5_ecb_dec_16way;
+ 			do {
+ 				fn(ctx, wdst, wsrc);
+ 
+diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c
+index 565e24e9ddf2..df9be5b91270 100644
+--- a/arch/x86/kernel/kprobes/core.c
++++ b/arch/x86/kernel/kprobes/core.c
+@@ -49,6 +49,7 @@
+ #include <linux/kdebug.h>
+ #include <linux/kallsyms.h>
+ #include <linux/ftrace.h>
++#include <linux/moduleloader.h>
+ 
+ #include <asm/cacheflush.h>
+ #include <asm/desc.h>
+@@ -402,6 +403,14 @@ int __copy_instruction(u8 *dest, u8 *src)
+ 	return length;
+ }
+ 
++/* Recover page to RW mode before releasing it */
++void free_insn_page(void *page)
++{
++	set_memory_nx((unsigned long)page & PAGE_MASK, 1);
++	set_memory_rw((unsigned long)page & PAGE_MASK, 1);
++	module_memfree(page);
++}
++
+ static int arch_copy_kprobe(struct kprobe *p)
+ {
+ 	int ret;
+diff --git a/block/partitions/msdos.c b/block/partitions/msdos.c
+index 5610cd537da7..7d8d50c11ce7 100644
+--- a/block/partitions/msdos.c
++++ b/block/partitions/msdos.c
+@@ -300,7 +300,9 @@ static void parse_bsd(struct parsed_partitions *state,
+ 			continue;
+ 		bsd_start = le32_to_cpu(p->p_offset);
+ 		bsd_size = le32_to_cpu(p->p_size);
+-		if (memcmp(flavour, "bsd\0", 4) == 0)
++		/* FreeBSD has relative offset if C partition offset is zero */
++		if (memcmp(flavour, "bsd\0", 4) == 0 &&
++		    le32_to_cpu(l->d_partitions[2].p_offset) == 0)
+ 			bsd_start += offset;
+ 		if (offset == bsd_start && size == bsd_size)
+ 			/* full parent partition, we have it already */
+diff --git a/crypto/ahash.c b/crypto/ahash.c
+index 7006dbfd39bd..6978ad86e516 100644
+--- a/crypto/ahash.c
++++ b/crypto/ahash.c
+@@ -91,13 +91,14 @@ int crypto_hash_walk_done(struct crypto_hash_walk *walk, int err)
+ 
+ 	if (nbytes && walk->offset & alignmask && !err) {
+ 		walk->offset = ALIGN(walk->offset, alignmask + 1);
+-		walk->data += walk->offset;
+-
+ 		nbytes = min(nbytes,
+ 			     ((unsigned int)(PAGE_SIZE)) - walk->offset);
+ 		walk->entrylen -= nbytes;
+ 
+-		return nbytes;
++		if (nbytes) {
++			walk->data += walk->offset;
++			return nbytes;
++		}
+ 	}
+ 
+ 	if (walk->flags & CRYPTO_ALG_ASYNC)
+diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
+index 8a10a7ae6a8a..c8e169e46673 100644
+--- a/drivers/acpi/pci_irq.c
++++ b/drivers/acpi/pci_irq.c
+@@ -131,9 +131,6 @@ static void do_prt_fixups(struct acpi_prt_entry *entry,
+ 		quirk = &prt_quirks[i];
+ 
+ 		/* All current quirks involve link devices, not GSIs */
+-		if (!prt->source)
+-			continue;
+-
+ 		if (dmi_check_system(quirk->system) &&
+ 		    entry->id.segment == quirk->segment &&
+ 		    entry->id.bus == quirk->bus &&
+diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c
+index 9ba89315dae1..55d3d1da72de 100644
+--- a/drivers/block/mtip32xx/mtip32xx.c
++++ b/drivers/block/mtip32xx/mtip32xx.c
+@@ -169,25 +169,6 @@ static bool mtip_check_surprise_removal(struct pci_dev *pdev)
+ 	return false; /* device present */
+ }
+ 
+-/* we have to use runtime tag to setup command header */
+-static void mtip_init_cmd_header(struct request *rq)
+-{
+-	struct driver_data *dd = rq->q->queuedata;
+-	struct mtip_cmd *cmd = blk_mq_rq_to_pdu(rq);
+-	u32 host_cap_64 = readl(dd->mmio + HOST_CAP) & HOST_CAP_64;
+-
+-	/* Point the command headers at the command tables. */
+-	cmd->command_header = dd->port->command_list +
+-				(sizeof(struct mtip_cmd_hdr) * rq->tag);
+-	cmd->command_header_dma = dd->port->command_list_dma +
+-				(sizeof(struct mtip_cmd_hdr) * rq->tag);
+-
+-	if (host_cap_64)
+-		cmd->command_header->ctbau = __force_bit2int cpu_to_le32((cmd->command_dma >> 16) >> 16);
+-
+-	cmd->command_header->ctba = __force_bit2int cpu_to_le32(cmd->command_dma & 0xFFFFFFFF);
+-}
+-
+ static struct mtip_cmd *mtip_get_int_command(struct driver_data *dd)
+ {
+ 	struct request *rq;
+@@ -199,9 +180,6 @@ static struct mtip_cmd *mtip_get_int_command(struct driver_data *dd)
+ 	if (IS_ERR(rq))
+ 		return NULL;
+ 
+-	/* Internal cmd isn't submitted via .queue_rq */
+-	mtip_init_cmd_header(rq);
+-
+ 	return blk_mq_rq_to_pdu(rq);
+ }
+ 
+@@ -3840,8 +3818,6 @@ static int mtip_queue_rq(struct blk_mq_hw_ctx *hctx,
+ 	struct request *rq = bd->rq;
+ 	int ret;
+ 
+-	mtip_init_cmd_header(rq);
+-
+ 	if (unlikely(mtip_check_unal_depth(hctx, rq)))
+ 		return BLK_MQ_RQ_QUEUE_BUSY;
+ 
+@@ -3873,6 +3849,7 @@ static int mtip_init_cmd(void *data, struct request *rq, unsigned int hctx_idx,
+ {
+ 	struct driver_data *dd = data;
+ 	struct mtip_cmd *cmd = blk_mq_rq_to_pdu(rq);
++	u32 host_cap_64 = readl(dd->mmio + HOST_CAP) & HOST_CAP_64;
+ 
+ 	/*
+ 	 * For flush requests, request_idx starts at the end of the
+@@ -3889,6 +3866,17 @@ static int mtip_init_cmd(void *data, struct request *rq, unsigned int hctx_idx,
+ 
+ 	memset(cmd->command, 0, CMD_DMA_ALLOC_SZ);
+ 
++	/* Point the command headers at the command tables. */
++	cmd->command_header = dd->port->command_list +
++				(sizeof(struct mtip_cmd_hdr) * request_idx);
++	cmd->command_header_dma = dd->port->command_list_dma +
++				(sizeof(struct mtip_cmd_hdr) * request_idx);
++
++	if (host_cap_64)
++		cmd->command_header->ctbau = __force_bit2int cpu_to_le32((cmd->command_dma >> 16) >> 16);
++
++	cmd->command_header->ctba = __force_bit2int cpu_to_le32(cmd->command_dma & 0xFFFFFFFF);
++
+ 	sg_init_table(cmd->sg, MTIP_MAX_SG);
+ 	return 0;
+ }
+diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
+index c0fb6f12f547..ebed319657e7 100644
+--- a/drivers/cpufreq/cpufreq.c
++++ b/drivers/cpufreq/cpufreq.c
+@@ -551,8 +551,6 @@ static int cpufreq_parse_governor(char *str_governor, unsigned int *policy,
+ 			*governor = t;
+ 			err = 0;
+ 		}
+-		if (t && !try_module_get(t->owner))
+-			t = NULL;
+ 
+ 		mutex_unlock(&cpufreq_governor_mutex);
+ 	}
+@@ -671,10 +669,6 @@ static ssize_t store_scaling_governor(struct cpufreq_policy *policy,
+ 		return -EINVAL;
+ 
+ 	ret = cpufreq_set_policy(policy, &new_policy);
+-
+-	if (new_policy.governor)
+-		module_put(new_policy.governor->owner);
+-
+ 	return ret ? ret : count;
+ }
+ 
+diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c
+index 6a8024d9d742..864a7c8d82d3 100644
+--- a/drivers/infiniband/core/addr.c
++++ b/drivers/infiniband/core/addr.c
+@@ -86,6 +86,22 @@ int rdma_addr_size(struct sockaddr *addr)
+ }
+ EXPORT_SYMBOL(rdma_addr_size);
+ 
++int rdma_addr_size_in6(struct sockaddr_in6 *addr)
++{
++	int ret = rdma_addr_size((struct sockaddr *) addr);
++
++	return ret <= sizeof(*addr) ? ret : 0;
++}
++EXPORT_SYMBOL(rdma_addr_size_in6);
++
++int rdma_addr_size_kss(struct __kernel_sockaddr_storage *addr)
++{
++	int ret = rdma_addr_size((struct sockaddr *) addr);
++
++	return ret <= sizeof(*addr) ? ret : 0;
++}
++EXPORT_SYMBOL(rdma_addr_size_kss);
++
+ static struct rdma_addr_client self;
+ 
+ void rdma_addr_register_client(struct rdma_addr_client *client)
+diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c
+index cdac2c9421ab..960fcb613198 100644
+--- a/drivers/infiniband/core/ucma.c
++++ b/drivers/infiniband/core/ucma.c
+@@ -131,7 +131,7 @@ static inline struct ucma_context *_ucma_find_context(int id,
+ 	ctx = idr_find(&ctx_idr, id);
+ 	if (!ctx)
+ 		ctx = ERR_PTR(-ENOENT);
+-	else if (ctx->file != file)
++	else if (ctx->file != file || !ctx->cm_id)
+ 		ctx = ERR_PTR(-EINVAL);
+ 	return ctx;
+ }
+@@ -453,6 +453,7 @@ static ssize_t ucma_create_id(struct ucma_file *file, const char __user *inbuf,
+ 	struct rdma_ucm_create_id cmd;
+ 	struct rdma_ucm_create_id_resp resp;
+ 	struct ucma_context *ctx;
++	struct rdma_cm_id *cm_id;
+ 	enum ib_qp_type qp_type;
+ 	int ret;
+ 
+@@ -473,10 +474,10 @@ static ssize_t ucma_create_id(struct ucma_file *file, const char __user *inbuf,
+ 		return -ENOMEM;
+ 
+ 	ctx->uid = cmd.uid;
+-	ctx->cm_id = rdma_create_id(current->nsproxy->net_ns,
+-				    ucma_event_handler, ctx, cmd.ps, qp_type);
+-	if (IS_ERR(ctx->cm_id)) {
+-		ret = PTR_ERR(ctx->cm_id);
++	cm_id = rdma_create_id(current->nsproxy->net_ns,
++			       ucma_event_handler, ctx, cmd.ps, qp_type);
++	if (IS_ERR(cm_id)) {
++		ret = PTR_ERR(cm_id);
+ 		goto err1;
+ 	}
+ 
+@@ -486,14 +487,19 @@ static ssize_t ucma_create_id(struct ucma_file *file, const char __user *inbuf,
+ 		ret = -EFAULT;
+ 		goto err2;
+ 	}
++
++	ctx->cm_id = cm_id;
+ 	return 0;
+ 
+ err2:
+-	rdma_destroy_id(ctx->cm_id);
++	rdma_destroy_id(cm_id);
+ err1:
+ 	mutex_lock(&mut);
+ 	idr_remove(&ctx_idr, ctx->id);
+ 	mutex_unlock(&mut);
++	mutex_lock(&file->mut);
++	list_del(&ctx->list);
++	mutex_unlock(&file->mut);
+ 	kfree(ctx);
+ 	return ret;
+ }
+@@ -623,6 +629,9 @@ static ssize_t ucma_bind_ip(struct ucma_file *file, const char __user *inbuf,
+ 	if (copy_from_user(&cmd, inbuf, sizeof(cmd)))
+ 		return -EFAULT;
+ 
++	if (!rdma_addr_size_in6(&cmd.addr))
++		return -EINVAL;
++
+ 	ctx = ucma_get_ctx(file, cmd.id);
+ 	if (IS_ERR(ctx))
+ 		return PTR_ERR(ctx);
+@@ -636,22 +645,21 @@ static ssize_t ucma_bind(struct ucma_file *file, const char __user *inbuf,
+ 			 int in_len, int out_len)
+ {
+ 	struct rdma_ucm_bind cmd;
+-	struct sockaddr *addr;
+ 	struct ucma_context *ctx;
+ 	int ret;
+ 
+ 	if (copy_from_user(&cmd, inbuf, sizeof(cmd)))
+ 		return -EFAULT;
+ 
+-	addr = (struct sockaddr *) &cmd.addr;
+-	if (cmd.reserved || !cmd.addr_size || (cmd.addr_size != rdma_addr_size(addr)))
++	if (cmd.reserved || !cmd.addr_size ||
++	    cmd.addr_size != rdma_addr_size_kss(&cmd.addr))
+ 		return -EINVAL;
+ 
+ 	ctx = ucma_get_ctx(file, cmd.id);
+ 	if (IS_ERR(ctx))
+ 		return PTR_ERR(ctx);
+ 
+-	ret = rdma_bind_addr(ctx->cm_id, addr);
++	ret = rdma_bind_addr(ctx->cm_id, (struct sockaddr *) &cmd.addr);
+ 	ucma_put_ctx(ctx);
+ 	return ret;
+ }
+@@ -667,13 +675,16 @@ static ssize_t ucma_resolve_ip(struct ucma_file *file,
+ 	if (copy_from_user(&cmd, inbuf, sizeof(cmd)))
+ 		return -EFAULT;
+ 
++	if (!rdma_addr_size_in6(&cmd.src_addr) ||
++	    !rdma_addr_size_in6(&cmd.dst_addr))
++		return -EINVAL;
++
+ 	ctx = ucma_get_ctx(file, cmd.id);
+ 	if (IS_ERR(ctx))
+ 		return PTR_ERR(ctx);
+ 
+ 	ret = rdma_resolve_addr(ctx->cm_id, (struct sockaddr *) &cmd.src_addr,
+-				(struct sockaddr *) &cmd.dst_addr,
+-				cmd.timeout_ms);
++				(struct sockaddr *) &cmd.dst_addr, cmd.timeout_ms);
+ 	ucma_put_ctx(ctx);
+ 	return ret;
+ }
+@@ -683,24 +694,23 @@ static ssize_t ucma_resolve_addr(struct ucma_file *file,
+ 				 int in_len, int out_len)
+ {
+ 	struct rdma_ucm_resolve_addr cmd;
+-	struct sockaddr *src, *dst;
+ 	struct ucma_context *ctx;
+ 	int ret;
+ 
+ 	if (copy_from_user(&cmd, inbuf, sizeof(cmd)))
+ 		return -EFAULT;
+ 
+-	src = (struct sockaddr *) &cmd.src_addr;
+-	dst = (struct sockaddr *) &cmd.dst_addr;
+-	if (cmd.reserved || (cmd.src_size && (cmd.src_size != rdma_addr_size(src))) ||
+-	    !cmd.dst_size || (cmd.dst_size != rdma_addr_size(dst)))
++	if (cmd.reserved ||
++	    (cmd.src_size && (cmd.src_size != rdma_addr_size_kss(&cmd.src_addr))) ||
++	    !cmd.dst_size || (cmd.dst_size != rdma_addr_size_kss(&cmd.dst_addr)))
+ 		return -EINVAL;
+ 
+ 	ctx = ucma_get_ctx(file, cmd.id);
+ 	if (IS_ERR(ctx))
+ 		return PTR_ERR(ctx);
+ 
+-	ret = rdma_resolve_addr(ctx->cm_id, src, dst, cmd.timeout_ms);
++	ret = rdma_resolve_addr(ctx->cm_id, (struct sockaddr *) &cmd.src_addr,
++				(struct sockaddr *) &cmd.dst_addr, cmd.timeout_ms);
+ 	ucma_put_ctx(ctx);
+ 	return ret;
+ }
+@@ -1145,6 +1155,11 @@ static ssize_t ucma_init_qp_attr(struct ucma_file *file,
+ 	if (IS_ERR(ctx))
+ 		return PTR_ERR(ctx);
+ 
++	if (!ctx->cm_id->device) {
++		ret = -EINVAL;
++		goto out;
++	}
++
+ 	resp.qp_attr_mask = 0;
+ 	memset(&qp_attr, 0, sizeof qp_attr);
+ 	qp_attr.qp_state = cmd.qp_state;
+@@ -1301,7 +1316,7 @@ static ssize_t ucma_notify(struct ucma_file *file, const char __user *inbuf,
+ {
+ 	struct rdma_ucm_notify cmd;
+ 	struct ucma_context *ctx;
+-	int ret;
++	int ret = -EINVAL;
+ 
+ 	if (copy_from_user(&cmd, inbuf, sizeof(cmd)))
+ 		return -EFAULT;
+@@ -1310,7 +1325,9 @@ static ssize_t ucma_notify(struct ucma_file *file, const char __user *inbuf,
+ 	if (IS_ERR(ctx))
+ 		return PTR_ERR(ctx);
+ 
+-	ret = rdma_notify(ctx->cm_id, (enum ib_event_type) cmd.event);
++	if (ctx->cm_id->device)
++		ret = rdma_notify(ctx->cm_id, (enum ib_event_type)cmd.event);
++
+ 	ucma_put_ctx(ctx);
+ 	return ret;
+ }
+@@ -1328,7 +1345,7 @@ static ssize_t ucma_process_join(struct ucma_file *file,
+ 		return -ENOSPC;
+ 
+ 	addr = (struct sockaddr *) &cmd->addr;
+-	if (cmd->reserved || !cmd->addr_size || (cmd->addr_size != rdma_addr_size(addr)))
++	if (cmd->reserved || (cmd->addr_size != rdma_addr_size(addr)))
+ 		return -EINVAL;
+ 
+ 	ctx = ucma_get_ctx(file, cmd->id);
+@@ -1387,7 +1404,10 @@ static ssize_t ucma_join_ip_multicast(struct ucma_file *file,
+ 	join_cmd.response = cmd.response;
+ 	join_cmd.uid = cmd.uid;
+ 	join_cmd.id = cmd.id;
+-	join_cmd.addr_size = rdma_addr_size((struct sockaddr *) &cmd.addr);
++	join_cmd.addr_size = rdma_addr_size_in6(&cmd.addr);
++	if (!join_cmd.addr_size)
++		return -EINVAL;
++
+ 	join_cmd.reserved = 0;
+ 	memcpy(&join_cmd.addr, &cmd.addr, join_cmd.addr_size);
+ 
+@@ -1403,6 +1423,9 @@ static ssize_t ucma_join_multicast(struct ucma_file *file,
+ 	if (copy_from_user(&cmd, inbuf, sizeof(cmd)))
+ 		return -EFAULT;
+ 
++	if (!rdma_addr_size_kss(&cmd.addr))
++		return -EINVAL;
++
+ 	return ucma_process_join(file, &cmd, out_len);
+ }
+ 
+diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c
+index b604564dec5c..30328e57fdda 100644
+--- a/drivers/input/mousedev.c
++++ b/drivers/input/mousedev.c
+@@ -15,6 +15,7 @@
+ #define MOUSEDEV_MINORS		31
+ #define MOUSEDEV_MIX		63
+ 
++#include <linux/bitops.h>
+ #include <linux/sched.h>
+ #include <linux/slab.h>
+ #include <linux/poll.h>
+@@ -103,7 +104,7 @@ struct mousedev_client {
+ 	spinlock_t packet_lock;
+ 	int pos_x, pos_y;
+ 
+-	signed char ps2[6];
++	u8 ps2[6];
+ 	unsigned char ready, buffer, bufsiz;
+ 	unsigned char imexseq, impsseq;
+ 	enum mousedev_emul mode;
+@@ -291,11 +292,10 @@ static void mousedev_notify_readers(struct mousedev *mousedev,
+ 		}
+ 
+ 		client->pos_x += packet->dx;
+-		client->pos_x = client->pos_x < 0 ?
+-			0 : (client->pos_x >= xres ? xres : client->pos_x);
++		client->pos_x = clamp_val(client->pos_x, 0, xres);
++
+ 		client->pos_y += packet->dy;
+-		client->pos_y = client->pos_y < 0 ?
+-			0 : (client->pos_y >= yres ? yres : client->pos_y);
++		client->pos_y = clamp_val(client->pos_y, 0, yres);
+ 
+ 		p->dx += packet->dx;
+ 		p->dy += packet->dy;
+@@ -571,44 +571,50 @@ static int mousedev_open(struct inode *inode, struct file *file)
+ 	return error;
+ }
+ 
+-static inline int mousedev_limit_delta(int delta, int limit)
+-{
+-	return delta > limit ? limit : (delta < -limit ? -limit : delta);
+-}
+-
+-static void mousedev_packet(struct mousedev_client *client,
+-			    signed char *ps2_data)
++static void mousedev_packet(struct mousedev_client *client, u8 *ps2_data)
+ {
+ 	struct mousedev_motion *p = &client->packets[client->tail];
++	s8 dx, dy, dz;
++
++	dx = clamp_val(p->dx, -127, 127);
++	p->dx -= dx;
++
++	dy = clamp_val(p->dy, -127, 127);
++	p->dy -= dy;
+ 
+-	ps2_data[0] = 0x08 |
+-		((p->dx < 0) << 4) | ((p->dy < 0) << 5) | (p->buttons & 0x07);
+-	ps2_data[1] = mousedev_limit_delta(p->dx, 127);
+-	ps2_data[2] = mousedev_limit_delta(p->dy, 127);
+-	p->dx -= ps2_data[1];
+-	p->dy -= ps2_data[2];
++	ps2_data[0] = BIT(3);
++	ps2_data[0] |= ((dx & BIT(7)) >> 3) | ((dy & BIT(7)) >> 2);
++	ps2_data[0] |= p->buttons & 0x07;
++	ps2_data[1] = dx;
++	ps2_data[2] = dy;
+ 
+ 	switch (client->mode) {
+ 	case MOUSEDEV_EMUL_EXPS:
+-		ps2_data[3] = mousedev_limit_delta(p->dz, 7);
+-		p->dz -= ps2_data[3];
+-		ps2_data[3] = (ps2_data[3] & 0x0f) | ((p->buttons & 0x18) << 1);
++		dz = clamp_val(p->dz, -7, 7);
++		p->dz -= dz;
++
++		ps2_data[3] = (dz & 0x0f) | ((p->buttons & 0x18) << 1);
+ 		client->bufsiz = 4;
+ 		break;
+ 
+ 	case MOUSEDEV_EMUL_IMPS:
+-		ps2_data[0] |=
+-			((p->buttons & 0x10) >> 3) | ((p->buttons & 0x08) >> 1);
+-		ps2_data[3] = mousedev_limit_delta(p->dz, 127);
+-		p->dz -= ps2_data[3];
++		dz = clamp_val(p->dz, -127, 127);
++		p->dz -= dz;
++
++		ps2_data[0] |= ((p->buttons & 0x10) >> 3) |
++			       ((p->buttons & 0x08) >> 1);
++		ps2_data[3] = dz;
++
+ 		client->bufsiz = 4;
+ 		break;
+ 
+ 	case MOUSEDEV_EMUL_PS2:
+ 	default:
+-		ps2_data[0] |=
+-			((p->buttons & 0x10) >> 3) | ((p->buttons & 0x08) >> 1);
+ 		p->dz = 0;
++
++		ps2_data[0] |= ((p->buttons & 0x10) >> 3) |
++			       ((p->buttons & 0x08) >> 1);
++
+ 		client->bufsiz = 3;
+ 		break;
+ 	}
+@@ -714,7 +720,7 @@ static ssize_t mousedev_read(struct file *file, char __user *buffer,
+ {
+ 	struct mousedev_client *client = file->private_data;
+ 	struct mousedev *mousedev = client->mousedev;
+-	signed char data[sizeof(client->ps2)];
++	u8 data[sizeof(client->ps2)];
+ 	int retval = 0;
+ 
+ 	if (!client->ready && !client->buffer && mousedev->exist &&
+diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
+index d1051e3ce819..e484ea2dc787 100644
+--- a/drivers/input/serio/i8042-x86ia64io.h
++++ b/drivers/input/serio/i8042-x86ia64io.h
+@@ -530,6 +530,20 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
+ 	{ }
+ };
+ 
++static const struct dmi_system_id i8042_dmi_forcemux_table[] __initconst = {
++	{
++		/*
++		 * Sony Vaio VGN-CS series require MUX or the touch sensor
++		 * buttons will disturb touchpad operation
++		 */
++		.matches = {
++			DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
++			DMI_MATCH(DMI_PRODUCT_NAME, "VGN-CS"),
++		},
++	},
++	{ }
++};
++
+ /*
+  * On some Asus laptops, just running self tests cause problems.
+  */
+@@ -692,6 +706,13 @@ static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = {
+ 			DMI_MATCH(DMI_PRODUCT_NAME, "20046"),
+ 		},
+ 	},
++	{
++		/* Lenovo ThinkPad L460 */
++		.matches = {
++			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
++			DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L460"),
++		},
++	},
+ 	{
+ 		/* Clevo P650RS, 650RP6, Sager NP8152-S, and others */
+ 		.matches = {
+@@ -1223,6 +1244,9 @@ static int __init i8042_platform_init(void)
+ 	if (dmi_check_system(i8042_dmi_nomux_table))
+ 		i8042_nomux = true;
+ 
++	if (dmi_check_system(i8042_dmi_forcemux_table))
++		i8042_nomux = false;
++
+ 	if (dmi_check_system(i8042_dmi_notimeout_table))
+ 		i8042_notimeout = true;
+ 
+diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
+index e503279c34fc..6865b186f749 100644
+--- a/drivers/md/dm-ioctl.c
++++ b/drivers/md/dm-ioctl.c
+@@ -1773,12 +1773,12 @@ static int validate_params(uint cmd, struct dm_ioctl *param)
+ 	    cmd == DM_LIST_VERSIONS_CMD)
+ 		return 0;
+ 
+-	if ((cmd == DM_DEV_CREATE_CMD)) {
++	if (cmd == DM_DEV_CREATE_CMD) {
+ 		if (!*param->name) {
+ 			DMWARN("name not supplied when creating device");
+ 			return -EINVAL;
+ 		}
+-	} else if ((*param->uuid && *param->name)) {
++	} else if (*param->uuid && *param->name) {
+ 		DMWARN("only supply one of name or uuid, cmd(%u)", cmd);
+ 		return -EINVAL;
+ 	}
+diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
+index 3a0d557146c7..bf0410403a6f 100644
+--- a/drivers/md/raid10.c
++++ b/drivers/md/raid10.c
+@@ -3638,6 +3638,7 @@ static int run(struct mddev *mddev)
+ 
+ 		if (blk_queue_discard(bdev_get_queue(rdev->bdev)))
+ 			discard_supported = true;
++		first = 0;
+ 	}
+ 
+ 	if (mddev->queue) {
+diff --git a/drivers/media/usb/usbtv/usbtv-core.c b/drivers/media/usb/usbtv/usbtv-core.c
+index 3bbc77aa6a33..483457d4904f 100644
+--- a/drivers/media/usb/usbtv/usbtv-core.c
++++ b/drivers/media/usb/usbtv/usbtv-core.c
+@@ -95,6 +95,8 @@ static int usbtv_probe(struct usb_interface *intf,
+ 	return 0;
+ 
+ usbtv_audio_fail:
++	/* we must not free at this point */
++	usb_get_dev(usbtv->udev);
+ 	usbtv_video_free(usbtv);
+ 
+ usbtv_video_fail:
+diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c
+index 4ef189a7a2fb..8c04e342e30a 100644
+--- a/drivers/misc/mei/main.c
++++ b/drivers/misc/mei/main.c
+@@ -571,7 +571,6 @@ static long mei_ioctl(struct file *file, unsigned int cmd, unsigned long data)
+ 		break;
+ 
+ 	default:
+-		dev_err(dev->dev, ": unsupported ioctl %d.\n", cmd);
+ 		rets = -ENOIOCTLCMD;
+ 	}
+ 
+diff --git a/drivers/mtd/chips/jedec_probe.c b/drivers/mtd/chips/jedec_probe.c
+index 7c0b27d132b1..b479bd81120b 100644
+--- a/drivers/mtd/chips/jedec_probe.c
++++ b/drivers/mtd/chips/jedec_probe.c
+@@ -1889,6 +1889,8 @@ static inline u32 jedec_read_mfr(struct map_info *map, uint32_t base,
+ 	do {
+ 		uint32_t ofs = cfi_build_cmd_addr(0 + (bank << 8), map, cfi);
+ 		mask = (1 << (cfi->device_type * 8)) - 1;
++		if (ofs >= map->size)
++			return 0;
+ 		result = map_read(map, base + ofs);
+ 		bank++;
+ 	} while ((result.x[0] & mask) == CFI_MFR_CONTINUATION);
+diff --git a/drivers/net/ethernet/cavium/liquidio/lio_main.c b/drivers/net/ethernet/cavium/liquidio/lio_main.c
+index cc1725616f9d..50747573f42e 100644
+--- a/drivers/net/ethernet/cavium/liquidio/lio_main.c
++++ b/drivers/net/ethernet/cavium/liquidio/lio_main.c
+@@ -2823,7 +2823,7 @@ static int liquidio_xmit(struct sk_buff *skb, struct net_device *netdev)
+ 		if (!g) {
+ 			netif_info(lio, tx_err, lio->netdev,
+ 				   "Transmit scatter gather: glist null!\n");
+-			goto lio_xmit_dma_failed;
++			goto lio_xmit_failed;
+ 		}
+ 
+ 		cmdsetup.s.gather = 1;
+diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c
+index a20bd8362712..b8517b00e706 100644
+--- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c
++++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c
+@@ -648,7 +648,7 @@ static void hns_gmac_get_strings(u32 stringset, u8 *data)
+ 
+ static int hns_gmac_get_sset_count(int stringset)
+ {
+-	if (stringset == ETH_SS_STATS || stringset == ETH_SS_PRIV_FLAGS)
++	if (stringset == ETH_SS_STATS)
+ 		return ARRAY_SIZE(g_gmac_stats_string);
+ 
+ 	return 0;
+diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c
+index 6634aef0e841..67f33f185a44 100644
+--- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c
++++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c
+@@ -384,7 +384,7 @@ void hns_ppe_update_stats(struct hns_ppe_cb *ppe_cb)
+ 
+ int hns_ppe_get_sset_count(int stringset)
+ {
+-	if (stringset == ETH_SS_STATS || stringset == ETH_SS_PRIV_FLAGS)
++	if (stringset == ETH_SS_STATS)
+ 		return ETH_PPE_STATIC_NUM;
+ 	return 0;
+ }
+diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c
+index 1d5b18d7a1d7..4db32c62f062 100644
+--- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c
++++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c
+@@ -807,7 +807,7 @@ void hns_rcb_get_stats(struct hnae_queue *queue, u64 *data)
+  */
+ int hns_rcb_get_ring_sset_count(int stringset)
+ {
+-	if (stringset == ETH_SS_STATS || stringset == ETH_SS_PRIV_FLAGS)
++	if (stringset == ETH_SS_STATS)
+ 		return HNS_RING_STATIC_REG_NUM;
+ 
+ 	return 0;
+diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
+index a0332129970b..4b91eb70c683 100644
+--- a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
++++ b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
+@@ -1000,8 +1000,10 @@ int hns_get_sset_count(struct net_device *netdev, int stringset)
+ 			cnt--;
+ 
+ 		return cnt;
+-	} else {
++	} else if (stringset == ETH_SS_STATS) {
+ 		return (HNS_NET_STATS_CNT + ops->get_sset_count(h, stringset));
++	} else {
++		return -EOPNOTSUPP;
+ 	}
+ }
+ 
+diff --git a/drivers/parport/parport_pc.c b/drivers/parport/parport_pc.c
+index 78530d1714dc..bdce0679674c 100644
+--- a/drivers/parport/parport_pc.c
++++ b/drivers/parport/parport_pc.c
+@@ -2646,6 +2646,7 @@ enum parport_pc_pci_cards {
+ 	netmos_9901,
+ 	netmos_9865,
+ 	quatech_sppxp100,
++	wch_ch382l,
+ };
+ 
+ 
+@@ -2708,6 +2709,7 @@ static struct parport_pc_pci {
+ 	/* netmos_9901 */               { 1, { { 0, -1 }, } },
+ 	/* netmos_9865 */               { 1, { { 0, -1 }, } },
+ 	/* quatech_sppxp100 */		{ 1, { { 0, 1 }, } },
++	/* wch_ch382l */		{ 1, { { 2, -1 }, } },
+ };
+ 
+ static const struct pci_device_id parport_pc_pci_tbl[] = {
+@@ -2797,6 +2799,8 @@ static const struct pci_device_id parport_pc_pci_tbl[] = {
+ 	/* Quatech SPPXP-100 Parallel port PCI ExpressCard */
+ 	{ PCI_VENDOR_ID_QUATECH, PCI_DEVICE_ID_QUATECH_SPPXP_100,
+ 	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, quatech_sppxp100 },
++	/* WCH CH382L PCI-E single parallel port card */
++	{ 0x1c00, 0x3050, 0x1c00, 0x3050, 0, 0, wch_ch382l },
+ 	{ 0, } /* terminate list */
+ };
+ MODULE_DEVICE_TABLE(pci, parport_pc_pci_tbl);
+diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
+index 5e42b5f2f565..32bd8ab79d53 100644
+--- a/drivers/pci/pci-driver.c
++++ b/drivers/pci/pci-driver.c
+@@ -463,6 +463,8 @@ static void pci_device_shutdown(struct device *dev)
+ 
+ 	if (drv && drv->shutdown)
+ 		drv->shutdown(pci_dev);
++	pci_msi_shutdown(pci_dev);
++	pci_msix_shutdown(pci_dev);
+ 
+ #ifdef CONFIG_KEXEC_CORE
+ 	/*
+diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
+index 193ac13de49b..566897f24dee 100644
+--- a/drivers/pci/probe.c
++++ b/drivers/pci/probe.c
+@@ -230,7 +230,7 @@ int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type,
+ 			res->flags |= IORESOURCE_ROM_ENABLE;
+ 		l64 = l & PCI_ROM_ADDRESS_MASK;
+ 		sz64 = sz & PCI_ROM_ADDRESS_MASK;
+-		mask64 = (u32)PCI_ROM_ADDRESS_MASK;
++		mask64 = PCI_ROM_ADDRESS_MASK;
+ 	}
+ 
+ 	if (res->flags & IORESOURCE_MEM_64) {
+diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c
+index 25062966cbfa..8b2f8b2a574e 100644
+--- a/drivers/pci/setup-res.c
++++ b/drivers/pci/setup-res.c
+@@ -63,7 +63,7 @@ static void pci_std_update_resource(struct pci_dev *dev, int resno)
+ 		mask = (u32)PCI_BASE_ADDRESS_IO_MASK;
+ 		new |= res->flags & ~PCI_BASE_ADDRESS_IO_MASK;
+ 	} else if (resno == PCI_ROM_RESOURCE) {
+-		mask = (u32)PCI_ROM_ADDRESS_MASK;
++		mask = PCI_ROM_ADDRESS_MASK;
+ 	} else {
+ 		mask = (u32)PCI_BASE_ADDRESS_MEM_MASK;
+ 		new |= res->flags & ~PCI_BASE_ADDRESS_MEM_MASK;
+diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c
+index 578fae4d474f..8ef905cbfc9c 100644
+--- a/drivers/scsi/virtio_scsi.c
++++ b/drivers/scsi/virtio_scsi.c
+@@ -819,6 +819,7 @@ static struct scsi_host_template virtscsi_host_template_multi = {
+ 	.eh_abort_handler = virtscsi_abort,
+ 	.eh_device_reset_handler = virtscsi_device_reset,
+ 
++	.slave_alloc = virtscsi_device_alloc,
+ 	.can_queue = 1024,
+ 	.dma_boundary = UINT_MAX,
+ 	.use_clustering = ENABLE_CLUSTERING,
+diff --git a/drivers/spi/spi-davinci.c b/drivers/spi/spi-davinci.c
+index 1ddba9ae8c0f..c872a2e54c4b 100644
+--- a/drivers/spi/spi-davinci.c
++++ b/drivers/spi/spi-davinci.c
+@@ -651,7 +651,7 @@ static int davinci_spi_bufs(struct spi_device *spi, struct spi_transfer *t)
+ 			buf = t->rx_buf;
+ 		t->rx_dma = dma_map_single(&spi->dev, buf,
+ 				t->len, DMA_FROM_DEVICE);
+-		if (dma_mapping_error(&spi->dev, !t->rx_dma)) {
++		if (dma_mapping_error(&spi->dev, t->rx_dma)) {
+ 			ret = -EFAULT;
+ 			goto err_rx_map;
+ 		}
+diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c b/drivers/staging/comedi/drivers/ni_mio_common.c
+index c975f6e8be49..8f181caffca3 100644
+--- a/drivers/staging/comedi/drivers/ni_mio_common.c
++++ b/drivers/staging/comedi/drivers/ni_mio_common.c
+@@ -1348,6 +1348,8 @@ static void ack_a_interrupt(struct comedi_device *dev, unsigned short a_status)
+ 		ack |= NISTC_INTA_ACK_AI_START;
+ 	if (a_status & NISTC_AI_STATUS1_STOP)
+ 		ack |= NISTC_INTA_ACK_AI_STOP;
++	if (a_status & NISTC_AI_STATUS1_OVER)
++		ack |= NISTC_INTA_ACK_AI_ERR;
+ 	if (ack)
+ 		ni_stc_writew(dev, ack, NISTC_INTA_ACK_REG);
+ }
+diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
+index 251315c35747..ff3286fc22d8 100644
+--- a/drivers/tty/vt/vt.c
++++ b/drivers/tty/vt/vt.c
+@@ -1312,6 +1312,11 @@ static void csi_m(struct vc_data *vc)
+ 			case 3:
+ 				vc->vc_italic = 1;
+ 				break;
++			case 21:
++				/*
++				 * No console drivers support double underline, so
++				 * convert it to a single underline.
++				 */
+ 			case 4:
+ 				vc->vc_underline = 1;
+ 				break;
+@@ -1348,7 +1353,6 @@ static void csi_m(struct vc_data *vc)
+ 				vc->vc_disp_ctrl = 1;
+ 				vc->vc_toggle_meta = 1;
+ 				break;
+-			case 21:
+ 			case 22:
+ 				vc->vc_intensity = 1;
+ 				break;
+diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c
+index 88bd950665fa..85fb6226770c 100644
+--- a/drivers/usb/dwc2/hcd.c
++++ b/drivers/usb/dwc2/hcd.c
+@@ -1385,7 +1385,6 @@ static void dwc2_conn_id_status_change(struct work_struct *work)
+ 		dwc2_core_init(hsotg, false, -1);
+ 		dwc2_enable_global_interrupts(hsotg);
+ 		spin_lock_irqsave(&hsotg->lock, flags);
+-		dwc2_hsotg_disconnect(hsotg);
+ 		dwc2_hsotg_core_init_disconnected(hsotg, false);
+ 		spin_unlock_irqrestore(&hsotg->lock, flags);
+ 		dwc2_hsotg_core_connect(hsotg);
+@@ -1403,8 +1402,12 @@ static void dwc2_conn_id_status_change(struct work_struct *work)
+ 		if (count > 250)
+ 			dev_err(hsotg->dev,
+ 				"Connection id status change timed out\n");
+-		hsotg->op_state = OTG_STATE_A_HOST;
+ 
++		spin_lock_irqsave(&hsotg->lock, flags);
++		dwc2_hsotg_disconnect(hsotg);
++		spin_unlock_irqrestore(&hsotg->lock, flags);
++
++		hsotg->op_state = OTG_STATE_A_HOST;
+ 		/* Initialize the Core for Host mode */
+ 		dwc2_core_init(hsotg, false, -1);
+ 		dwc2_enable_global_interrupts(hsotg);
+diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c
+index ee579ba2b59e..a5dae5bb62ab 100644
+--- a/drivers/usb/gadget/function/f_hid.c
++++ b/drivers/usb/gadget/function/f_hid.c
+@@ -223,6 +223,13 @@ static ssize_t f_hidg_read(struct file *file, char __user *buffer,
+ 	/* pick the first one */
+ 	list = list_first_entry(&hidg->completed_out_req,
+ 				struct f_hidg_req_list, list);
++
++	/*
++	 * Remove this from list to protect it from beign free()
++	 * while host disables our function
++	 */
++	list_del(&list->list);
++
+ 	req = list->req;
+ 	count = min_t(unsigned int, count, req->actual - list->pos);
+ 	spin_unlock_irqrestore(&hidg->spinlock, flags);
+@@ -238,15 +245,20 @@ static ssize_t f_hidg_read(struct file *file, char __user *buffer,
+ 	 * call, taking into account its current read position.
+ 	 */
+ 	if (list->pos == req->actual) {
+-		spin_lock_irqsave(&hidg->spinlock, flags);
+-		list_del(&list->list);
+ 		kfree(list);
+-		spin_unlock_irqrestore(&hidg->spinlock, flags);
+ 
+ 		req->length = hidg->report_length;
+ 		ret = usb_ep_queue(hidg->out_ep, req, GFP_KERNEL);
+-		if (ret < 0)
++		if (ret < 0) {
++			free_ep_req(hidg->out_ep, req);
+ 			return ret;
++		}
++	} else {
++		spin_lock_irqsave(&hidg->spinlock, flags);
++		list_add(&list->list, &hidg->completed_out_req);
++		spin_unlock_irqrestore(&hidg->spinlock, flags);
++
++		wake_up(&hidg->read_queue);
+ 	}
+ 
+ 	return count;
+@@ -490,14 +502,18 @@ static void hidg_disable(struct usb_function *f)
+ {
+ 	struct f_hidg *hidg = func_to_hidg(f);
+ 	struct f_hidg_req_list *list, *next;
++	unsigned long flags;
+ 
+ 	usb_ep_disable(hidg->in_ep);
+ 	usb_ep_disable(hidg->out_ep);
+ 
++	spin_lock_irqsave(&hidg->spinlock, flags);
+ 	list_for_each_entry_safe(list, next, &hidg->completed_out_req, list) {
++		free_ep_req(hidg->out_ep, list->req);
+ 		list_del(&list->list);
+ 		kfree(list);
+ 	}
++	spin_unlock_irqrestore(&hidg->spinlock, flags);
+ }
+ 
+ static int hidg_set_alt(struct usb_function *f, unsigned intf, unsigned alt)
+diff --git a/drivers/usb/gadget/function/f_midi.c b/drivers/usb/gadget/function/f_midi.c
+index af60cc3714c1..5ead414586a1 100644
+--- a/drivers/usb/gadget/function/f_midi.c
++++ b/drivers/usb/gadget/function/f_midi.c
+@@ -201,12 +201,6 @@ static inline struct usb_request *midi_alloc_ep_req(struct usb_ep *ep,
+ 	return alloc_ep_req(ep, length, length);
+ }
+ 
+-static void free_ep_req(struct usb_ep *ep, struct usb_request *req)
+-{
+-	kfree(req->buf);
+-	usb_ep_free_request(ep, req);
+-}
+-
+ static const uint8_t f_midi_cin_length[] = {
+ 	0, 0, 2, 3, 3, 1, 2, 3, 3, 3, 3, 3, 2, 2, 3, 1
+ };
+diff --git a/drivers/usb/gadget/function/f_sourcesink.c b/drivers/usb/gadget/function/f_sourcesink.c
+index 9f3ced62d916..67b243989938 100644
+--- a/drivers/usb/gadget/function/f_sourcesink.c
++++ b/drivers/usb/gadget/function/f_sourcesink.c
+@@ -303,12 +303,6 @@ static inline struct usb_request *ss_alloc_ep_req(struct usb_ep *ep, int len)
+ 	return alloc_ep_req(ep, len, ss->buflen);
+ }
+ 
+-void free_ep_req(struct usb_ep *ep, struct usb_request *req)
+-{
+-	kfree(req->buf);
+-	usb_ep_free_request(ep, req);
+-}
+-
+ static void disable_ep(struct usb_composite_dev *cdev, struct usb_ep *ep)
+ {
+ 	int			value;
+diff --git a/drivers/usb/gadget/function/g_zero.h b/drivers/usb/gadget/function/g_zero.h
+index 15f180904f8a..5ed90b437f18 100644
+--- a/drivers/usb/gadget/function/g_zero.h
++++ b/drivers/usb/gadget/function/g_zero.h
+@@ -59,7 +59,6 @@ void lb_modexit(void);
+ int lb_modinit(void);
+ 
+ /* common utilities */
+-void free_ep_req(struct usb_ep *ep, struct usb_request *req);
+ void disable_endpoints(struct usb_composite_dev *cdev,
+ 		struct usb_ep *in, struct usb_ep *out,
+ 		struct usb_ep *iso_in, struct usb_ep *iso_out);
+diff --git a/drivers/usb/gadget/u_f.c b/drivers/usb/gadget/u_f.c
+index c6276f0268ae..907f8144813c 100644
+--- a/drivers/usb/gadget/u_f.c
++++ b/drivers/usb/gadget/u_f.c
+@@ -11,16 +11,18 @@
+  * published by the Free Software Foundation.
+  */
+ 
+-#include <linux/usb/gadget.h>
+ #include "u_f.h"
++#include <linux/usb/ch9.h>
+ 
+-struct usb_request *alloc_ep_req(struct usb_ep *ep, int len, int default_len)
++struct usb_request *alloc_ep_req(struct usb_ep *ep, size_t len, int default_len)
+ {
+ 	struct usb_request      *req;
+ 
+ 	req = usb_ep_alloc_request(ep, GFP_ATOMIC);
+ 	if (req) {
+ 		req->length = len ?: default_len;
++		if (usb_endpoint_dir_out(ep->desc))
++			req->length = usb_ep_align(ep, req->length);
+ 		req->buf = kmalloc(req->length, GFP_ATOMIC);
+ 		if (!req->buf) {
+ 			usb_ep_free_request(ep, req);
+diff --git a/drivers/usb/gadget/u_f.h b/drivers/usb/gadget/u_f.h
+index 1d5f0eb68552..69a1d10df04f 100644
+--- a/drivers/usb/gadget/u_f.h
++++ b/drivers/usb/gadget/u_f.h
+@@ -16,6 +16,8 @@
+ #ifndef __U_F_H__
+ #define __U_F_H__
+ 
++#include <linux/usb/gadget.h>
++
+ /* Variable Length Array Macros **********************************************/
+ #define vla_group(groupname) size_t groupname##__next = 0
+ #define vla_group_size(groupname) groupname##__next
+@@ -45,8 +47,26 @@
+ struct usb_ep;
+ struct usb_request;
+ 
+-struct usb_request *alloc_ep_req(struct usb_ep *ep, int len, int default_len);
+-
+-#endif /* __U_F_H__ */
++/**
++ * alloc_ep_req - returns a usb_request allocated by the gadget driver and
++ * allocates the request's buffer.
++ *
++ * @ep: the endpoint to allocate a usb_request
++ * @len: usb_requests's buffer suggested size
++ * @default_len: used if @len is not provided, ie, is 0
++ *
++ * In case @ep direction is OUT, the @len will be aligned to ep's
++ * wMaxPacketSize. In order to avoid memory leaks or drops, *always* use
++ * usb_requests's length (req->length) to refer to the allocated buffer size.
++ * Requests allocated via alloc_ep_req() *must* be freed by free_ep_req().
++ */
++struct usb_request *alloc_ep_req(struct usb_ep *ep, size_t len, int default_len);
+ 
++/* Frees a usb_request previously allocated by alloc_ep_req() */
++static inline void free_ep_req(struct usb_ep *ep, struct usb_request *req)
++{
++	kfree(req->buf);
++	usb_ep_free_request(ep, req);
++}
+ 
++#endif /* __U_F_H__ */
+diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
+index a4ab4fdf5ba3..64a4427678b0 100644
+--- a/drivers/usb/serial/cp210x.c
++++ b/drivers/usb/serial/cp210x.c
+@@ -151,6 +151,7 @@ static const struct usb_device_id id_table[] = {
+ 	{ USB_DEVICE(0x12B8, 0xEC62) }, /* Link G4+ ECU */
+ 	{ USB_DEVICE(0x13AD, 0x9999) }, /* Baltech card reader */
+ 	{ USB_DEVICE(0x1555, 0x0004) }, /* Owen AC4 USB-RS485 Converter */
++	{ USB_DEVICE(0x155A, 0x1006) },	/* ELDAT Easywave RX09 */
+ 	{ USB_DEVICE(0x166A, 0x0201) }, /* Clipsal 5500PACA C-Bus Pascal Automation Controller */
+ 	{ USB_DEVICE(0x166A, 0x0301) }, /* Clipsal 5800PC C-Bus Wireless PC Interface */
+ 	{ USB_DEVICE(0x166A, 0x0303) }, /* Clipsal 5500PCU C-Bus USB interface */
+diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
+index 64fe9dc25ed4..a224c7a3ce09 100644
+--- a/drivers/usb/serial/ftdi_sio.c
++++ b/drivers/usb/serial/ftdi_sio.c
+@@ -773,6 +773,7 @@ static const struct usb_device_id id_table_combined[] = {
+ 		.driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
+ 	{ USB_DEVICE(TELLDUS_VID, TELLDUS_TELLSTICK_PID) },
+ 	{ USB_DEVICE(NOVITUS_VID, NOVITUS_BONO_E_PID) },
++	{ USB_DEVICE(FTDI_VID, RTSYSTEMS_USB_VX8_PID) },
+ 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S03_PID) },
+ 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_59_PID) },
+ 	{ USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_57A_PID) },
+@@ -935,6 +936,7 @@ static const struct usb_device_id id_table_combined[] = {
+ 	{ USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LS_LOGBOOK_PID) },
+ 	{ USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_HS_LOGBOOK_PID) },
+ 	{ USB_DEVICE(FTDI_VID, FTDI_CINTERION_MC55I_PID) },
++	{ USB_DEVICE(FTDI_VID, FTDI_FHE_PID) },
+ 	{ USB_DEVICE(FTDI_VID, FTDI_DOTEC_PID) },
+ 	{ USB_DEVICE(QIHARDWARE_VID, MILKYMISTONE_JTAGSERIAL_PID),
+ 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
+index 543d2801632b..76a10b222ff9 100644
+--- a/drivers/usb/serial/ftdi_sio_ids.h
++++ b/drivers/usb/serial/ftdi_sio_ids.h
+@@ -922,6 +922,9 @@
+ /*
+  * RT Systems programming cables for various ham radios
+  */
++/* This device uses the VID of FTDI */
++#define RTSYSTEMS_USB_VX8_PID   0x9e50  /* USB-VX8 USB to 7 pin modular plug for Yaesu VX-8 radio */
++
+ #define RTSYSTEMS_VID		0x2100	/* Vendor ID */
+ #define RTSYSTEMS_USB_S03_PID	0x9001	/* RTS-03 USB to Serial Adapter */
+ #define RTSYSTEMS_USB_59_PID	0x9e50	/* USB-59 USB to 8 pin plug */
+@@ -1440,6 +1443,12 @@
+  */
+ #define FTDI_CINTERION_MC55I_PID	0xA951
+ 
++/*
++ * Product: FirmwareHubEmulator
++ * Manufacturer: Harman Becker Automotive Systems
++ */
++#define FTDI_FHE_PID		0xA9A0
++
+ /*
+  * Product: Comet Caller ID decoder
+  * Manufacturer: Crucible Technologies
+diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
+index dcf26537c935..a52ca5cba015 100644
+--- a/fs/compat_ioctl.c
++++ b/fs/compat_ioctl.c
+@@ -811,7 +811,7 @@ static int compat_ioctl_preallocate(struct file *file,
+  */
+ #define XFORM(i) (((i) ^ ((i) << 27) ^ ((i) << 17)) & 0xffffffff)
+ 
+-#define COMPATIBLE_IOCTL(cmd) XFORM(cmd),
++#define COMPATIBLE_IOCTL(cmd) XFORM((u32)cmd),
+ /* ioctl should not be warned about even if it's not implemented.
+    Valid reasons to use this:
+    - It is implemented with ->compat_ioctl on some device, but programs
+diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
+index 07ef85e19fbc..75691a20313c 100644
+--- a/fs/proc/task_mmu.c
++++ b/fs/proc/task_mmu.c
+@@ -253,24 +253,15 @@ static int do_maps_open(struct inode *inode, struct file *file,
+  * /proc/PID/maps that is the stack of the main task.
+  */
+ static int is_stack(struct proc_maps_private *priv,
+-		    struct vm_area_struct *vma, int is_pid)
++		    struct vm_area_struct *vma)
+ {
+-	int stack = 0;
+-
+-	if (is_pid) {
+-		stack = vma->vm_start <= vma->vm_mm->start_stack &&
+-			vma->vm_end >= vma->vm_mm->start_stack;
+-	} else {
+-		struct inode *inode = priv->inode;
+-		struct task_struct *task;
+-
+-		rcu_read_lock();
+-		task = pid_task(proc_pid(inode), PIDTYPE_PID);
+-		if (task)
+-			stack = vma_is_stack_for_task(vma, task);
+-		rcu_read_unlock();
+-	}
+-	return stack;
++	/*
++	 * We make no effort to guess what a given thread considers to be
++	 * its "stack".  It's not even well-defined for programs written
++	 * languages like Go.
++	 */
++	return vma->vm_start <= vma->vm_mm->start_stack &&
++		vma->vm_end >= vma->vm_mm->start_stack;
+ }
+ 
+ static void
+@@ -337,7 +328,7 @@ show_map_vma(struct seq_file *m, struct vm_area_struct *vma, int is_pid)
+ 			goto done;
+ 		}
+ 
+-		if (is_stack(priv, vma, is_pid))
++		if (is_stack(priv, vma))
+ 			name = "[stack]";
+ 	}
+ 
+@@ -1560,7 +1551,7 @@ static int show_numa_map(struct seq_file *m, void *v, int is_pid)
+ 		seq_file_path(m, file, "\n\t= ");
+ 	} else if (vma->vm_start <= mm->brk && vma->vm_end >= mm->start_brk) {
+ 		seq_puts(m, " heap");
+-	} else if (is_stack(proc_priv, vma, is_pid)) {
++	} else if (is_stack(proc_priv, vma)) {
+ 		seq_puts(m, " stack");
+ 	}
+ 
+diff --git a/fs/proc/task_nommu.c b/fs/proc/task_nommu.c
+index faacb0c0d857..37175621e890 100644
+--- a/fs/proc/task_nommu.c
++++ b/fs/proc/task_nommu.c
+@@ -124,25 +124,17 @@ unsigned long task_statm(struct mm_struct *mm,
+ }
+ 
+ static int is_stack(struct proc_maps_private *priv,
+-		    struct vm_area_struct *vma, int is_pid)
++		    struct vm_area_struct *vma)
+ {
+ 	struct mm_struct *mm = vma->vm_mm;
+-	int stack = 0;
+-
+-	if (is_pid) {
+-		stack = vma->vm_start <= mm->start_stack &&
+-			vma->vm_end >= mm->start_stack;
+-	} else {
+-		struct inode *inode = priv->inode;
+-		struct task_struct *task;
+-
+-		rcu_read_lock();
+-		task = pid_task(proc_pid(inode), PIDTYPE_PID);
+-		if (task)
+-			stack = vma_is_stack_for_task(vma, task);
+-		rcu_read_unlock();
+-	}
+-	return stack;
++
++	/*
++	 * We make no effort to guess what a given thread considers to be
++	 * its "stack".  It's not even well-defined for programs written
++	 * languages like Go.
++	 */
++	return vma->vm_start <= mm->start_stack &&
++		vma->vm_end >= mm->start_stack;
+ }
+ 
+ /*
+@@ -184,7 +176,7 @@ static int nommu_vma_show(struct seq_file *m, struct vm_area_struct *vma,
+ 	if (file) {
+ 		seq_pad(m, ' ');
+ 		seq_file_path(m, file, "");
+-	} else if (mm && is_stack(priv, vma, is_pid)) {
++	} else if (mm && is_stack(priv, vma)) {
+ 		seq_pad(m, ' ');
+ 		seq_printf(m, "[stack]");
+ 	}
+diff --git a/include/linux/audit.h b/include/linux/audit.h
+index faac391badac..9b95bb222e73 100644
+--- a/include/linux/audit.h
++++ b/include/linux/audit.h
+@@ -26,6 +26,7 @@
+ #include <linux/sched.h>
+ #include <linux/ptrace.h>
+ #include <uapi/linux/audit.h>
++#include <linux/tty.h>
+ 
+ #define AUDIT_INO_UNSET ((unsigned long)-1)
+ #define AUDIT_DEV_UNSET ((dev_t)-1)
+@@ -239,6 +240,23 @@ static inline unsigned int audit_get_sessionid(struct task_struct *tsk)
+ 	return tsk->sessionid;
+ }
+ 
++static inline struct tty_struct *audit_get_tty(struct task_struct *tsk)
++{
++	struct tty_struct *tty = NULL;
++	unsigned long flags;
++
++	spin_lock_irqsave(&tsk->sighand->siglock, flags);
++	if (tsk->signal)
++		tty = tty_kref_get(tsk->signal->tty);
++	spin_unlock_irqrestore(&tsk->sighand->siglock, flags);
++	return tty;
++}
++
++static inline void audit_put_tty(struct tty_struct *tty)
++{
++	tty_kref_put(tty);
++}
++
+ extern void __audit_ipc_obj(struct kern_ipc_perm *ipcp);
+ extern void __audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, umode_t mode);
+ extern void __audit_bprm(struct linux_binprm *bprm);
+@@ -410,6 +428,12 @@ static inline unsigned int audit_get_sessionid(struct task_struct *tsk)
+ {
+ 	return -1;
+ }
++static inline struct tty_struct *audit_get_tty(struct task_struct *tsk)
++{
++	return NULL;
++}
++static inline void audit_put_tty(struct tty_struct *tty)
++{ }
+ static inline void audit_ipc_obj(struct kern_ipc_perm *ipcp)
+ { }
+ static inline void audit_ipc_set_perm(unsigned long qbytes, uid_t uid,
+diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h
+index a91b3b75da0f..bb3a4bb35183 100644
+--- a/include/linux/cpumask.h
++++ b/include/linux/cpumask.h
+@@ -661,6 +661,11 @@ void alloc_bootmem_cpumask_var(cpumask_var_t *mask);
+ void free_cpumask_var(cpumask_var_t mask);
+ void free_bootmem_cpumask_var(cpumask_var_t mask);
+ 
++static inline bool cpumask_available(cpumask_var_t mask)
++{
++	return mask != NULL;
++}
++
+ #else
+ typedef struct cpumask cpumask_var_t[1];
+ 
+@@ -701,6 +706,11 @@ static inline void free_cpumask_var(cpumask_var_t mask)
+ static inline void free_bootmem_cpumask_var(cpumask_var_t mask)
+ {
+ }
++
++static inline bool cpumask_available(cpumask_var_t mask)
++{
++	return true;
++}
+ #endif /* CONFIG_CPUMASK_OFFSTACK */
+ 
+ /* It's common to want to use cpu_all_mask in struct member initializers,
+diff --git a/include/linux/jiffies.h b/include/linux/jiffies.h
+index 5fdc55312334..2fb10601febe 100644
+--- a/include/linux/jiffies.h
++++ b/include/linux/jiffies.h
+@@ -1,6 +1,7 @@
+ #ifndef _LINUX_JIFFIES_H
+ #define _LINUX_JIFFIES_H
+ 
++#include <linux/cache.h>
+ #include <linux/math64.h>
+ #include <linux/kernel.h>
+ #include <linux/types.h>
+@@ -63,19 +64,17 @@ extern int register_refined_jiffies(long clock_tick_rate);
+ /* TICK_USEC is the time between ticks in usec assuming fake USER_HZ */
+ #define TICK_USEC ((1000000UL + USER_HZ/2) / USER_HZ)
+ 
+-/* some arch's have a small-data section that can be accessed register-relative
+- * but that can only take up to, say, 4-byte variables. jiffies being part of
+- * an 8-byte variable may not be correctly accessed unless we force the issue
+- */
+-#define __jiffy_data  __attribute__((section(".data")))
++#ifndef __jiffy_arch_data
++#define __jiffy_arch_data
++#endif
+ 
+ /*
+  * The 64-bit value is not atomic - you MUST NOT read it
+  * without sampling the sequence number in jiffies_lock.
+  * get_jiffies_64() will do this for you as appropriate.
+  */
+-extern u64 __jiffy_data jiffies_64;
+-extern unsigned long volatile __jiffy_data jiffies;
++extern u64 __cacheline_aligned_in_smp jiffies_64;
++extern unsigned long volatile __cacheline_aligned_in_smp __jiffy_arch_data jiffies;
+ 
+ #if (BITS_PER_LONG < 64)
+ u64 get_jiffies_64(void);
+diff --git a/include/linux/llist.h b/include/linux/llist.h
+index fd4ca0b4fe0f..ac6796138ba0 100644
+--- a/include/linux/llist.h
++++ b/include/linux/llist.h
+@@ -87,6 +87,23 @@ static inline void init_llist_head(struct llist_head *list)
+ #define llist_entry(ptr, type, member)		\
+ 	container_of(ptr, type, member)
+ 
++/**
++ * member_address_is_nonnull - check whether the member address is not NULL
++ * @ptr:	the object pointer (struct type * that contains the llist_node)
++ * @member:	the name of the llist_node within the struct.
++ *
++ * This macro is conceptually the same as
++ *	&ptr->member != NULL
++ * but it works around the fact that compilers can decide that taking a member
++ * address is never a NULL pointer.
++ *
++ * Real objects that start at a high address and have a member at NULL are
++ * unlikely to exist, but such pointers may be returned e.g. by the
++ * container_of() macro.
++ */
++#define member_address_is_nonnull(ptr, member)	\
++	((uintptr_t)(ptr) + offsetof(typeof(*(ptr)), member) != 0)
++
+ /**
+  * llist_for_each - iterate over some deleted entries of a lock-less list
+  * @pos:	the &struct llist_node to use as a loop cursor
+@@ -121,7 +138,7 @@ static inline void init_llist_head(struct llist_head *list)
+  */
+ #define llist_for_each_entry(pos, node, member)				\
+ 	for ((pos) = llist_entry((node), typeof(*(pos)), member);	\
+-	     &(pos)->member != NULL;					\
++	     member_address_is_nonnull(pos, member);			\
+ 	     (pos) = llist_entry((pos)->member.next, typeof(*(pos)), member))
+ 
+ /**
+@@ -143,7 +160,7 @@ static inline void init_llist_head(struct llist_head *list)
+  */
+ #define llist_for_each_entry_safe(pos, n, node, member)			       \
+ 	for (pos = llist_entry((node), typeof(*pos), member);		       \
+-	     &pos->member != NULL &&					       \
++	     member_address_is_nonnull(pos, member) &&			       \
+ 	        (n = llist_entry(pos->member.next, typeof(*n), member), true); \
+ 	     pos = n)
+ 
+diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h
+index 53e361a9af79..6923e4049de3 100644
+--- a/include/linux/netfilter/x_tables.h
++++ b/include/linux/netfilter/x_tables.h
+@@ -247,6 +247,8 @@ unsigned int *xt_alloc_entry_offsets(unsigned int size);
+ bool xt_find_jump_offset(const unsigned int *offsets,
+ 			 unsigned int target, unsigned int size);
+ 
++int xt_check_proc_name(const char *name, unsigned int size);
++
+ int xt_check_match(struct xt_mtchk_param *, unsigned int size, u_int8_t proto,
+ 		   bool inv_proto);
+ int xt_check_target(struct xt_tgchk_param *, unsigned int size, u_int8_t proto,
+diff --git a/include/linux/nospec.h b/include/linux/nospec.h
+index 115381228203..e791ebc65c9c 100644
+--- a/include/linux/nospec.h
++++ b/include/linux/nospec.h
+@@ -20,20 +20,6 @@
+ static inline unsigned long array_index_mask_nospec(unsigned long index,
+ 						    unsigned long size)
+ {
+-	/*
+-	 * Warn developers about inappropriate array_index_nospec() usage.
+-	 *
+-	 * Even if the CPU speculates past the WARN_ONCE branch, the
+-	 * sign bit of @index is taken into account when generating the
+-	 * mask.
+-	 *
+-	 * This warning is compiled out when the compiler can infer that
+-	 * @index and @size are less than LONG_MAX.
+-	 */
+-	if (WARN_ONCE(index > LONG_MAX || size > LONG_MAX,
+-			"array_index_nospec() limited to range of [0, LONG_MAX]\n"))
+-		return 0;
+-
+ 	/*
+ 	 * Always calculate and emit the mask even if the compiler
+ 	 * thinks the mask is not needed. The compiler does not take
+diff --git a/include/linux/tty.h b/include/linux/tty.h
+index 83b264c52898..a1042afff99a 100644
+--- a/include/linux/tty.h
++++ b/include/linux/tty.h
+@@ -372,6 +372,7 @@ extern void proc_clear_tty(struct task_struct *p);
+ extern struct tty_struct *get_current_tty(void);
+ /* tty_io.c */
+ extern int __init tty_init(void);
++extern const char *tty_name(const struct tty_struct *tty);
+ #else
+ static inline void console_init(void)
+ { }
+@@ -392,6 +393,8 @@ static inline struct tty_struct *get_current_tty(void)
+ /* tty_io.c */
+ static inline int __init tty_init(void)
+ { return 0; }
++static inline const char *tty_name(const struct tty_struct *tty)
++{ return "(none)"; }
+ #endif
+ 
+ extern void tty_write_flush(struct tty_struct *);
+@@ -420,7 +423,6 @@ static inline struct tty_struct *tty_kref_get(struct tty_struct *tty)
+ 
+ extern int tty_paranoia_check(struct tty_struct *tty, struct inode *inode,
+ 			      const char *routine);
+-extern const char *tty_name(const struct tty_struct *tty);
+ extern void tty_wait_until_sent(struct tty_struct *tty, long timeout);
+ extern int __tty_check_change(struct tty_struct *tty, int sig);
+ extern int tty_check_change(struct tty_struct *tty);
+diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
+index 3d583a10b926..7e84aac39ade 100644
+--- a/include/linux/usb/gadget.h
++++ b/include/linux/usb/gadget.h
+@@ -662,9 +662,21 @@ static inline struct usb_gadget *dev_to_usb_gadget(struct device *dev)
+ #define gadget_for_each_ep(tmp, gadget) \
+ 	list_for_each_entry(tmp, &(gadget)->ep_list, ep_list)
+ 
++/**
++ * usb_ep_align - returns @len aligned to ep's maxpacketsize.
++ * @ep: the endpoint whose maxpacketsize is used to align @len
++ * @len: buffer size's length to align to @ep's maxpacketsize
++ *
++ * This helper is used to align buffer's size to an ep's maxpacketsize.
++ */
++static inline size_t usb_ep_align(struct usb_ep *ep, size_t len)
++{
++	return round_up(len, (size_t)le16_to_cpu(ep->desc->wMaxPacketSize));
++}
++
+ /**
+  * usb_ep_align_maybe - returns @len aligned to ep's maxpacketsize if gadget
+- *	requires quirk_ep_out_aligned_size, otherwise reguens len.
++ *	requires quirk_ep_out_aligned_size, otherwise returns len.
+  * @g: controller to check for quirk
+  * @ep: the endpoint whose maxpacketsize is used to align @len
+  * @len: buffer size's length to align to @ep's maxpacketsize
+@@ -675,8 +687,7 @@ static inline struct usb_gadget *dev_to_usb_gadget(struct device *dev)
+ static inline size_t
+ usb_ep_align_maybe(struct usb_gadget *g, struct usb_ep *ep, size_t len)
+ {
+-	return !g->quirk_ep_out_aligned_size ? len :
+-			round_up(len, (size_t)ep->desc->wMaxPacketSize);
++	return g->quirk_ep_out_aligned_size ? usb_ep_align(ep, len) : len;
+ }
+ 
+ /**
+diff --git a/include/rdma/ib_addr.h b/include/rdma/ib_addr.h
+index a78ff97eb249..d77416963f05 100644
+--- a/include/rdma/ib_addr.h
++++ b/include/rdma/ib_addr.h
+@@ -123,6 +123,8 @@ int rdma_copy_addr(struct rdma_dev_addr *dev_addr, struct net_device *dev,
+ 	      const unsigned char *dst_dev_addr);
+ 
+ int rdma_addr_size(struct sockaddr *addr);
++int rdma_addr_size_in6(struct sockaddr_in6 *addr);
++int rdma_addr_size_kss(struct __kernel_sockaddr_storage *addr);
+ 
+ int rdma_addr_find_smac_by_sgid(union ib_gid *sgid, u8 *smac, u16 *vlan_id);
+ int rdma_addr_find_dmac_by_grh(const union ib_gid *sgid, const union ib_gid *dgid,
+diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h
+index 1becea86c73c..eb3c786afa70 100644
+--- a/include/uapi/linux/pci_regs.h
++++ b/include/uapi/linux/pci_regs.h
+@@ -106,7 +106,7 @@
+ #define PCI_SUBSYSTEM_ID	0x2e
+ #define PCI_ROM_ADDRESS		0x30	/* Bits 31..11 are address, 10..1 reserved */
+ #define  PCI_ROM_ADDRESS_ENABLE	0x01
+-#define PCI_ROM_ADDRESS_MASK	(~0x7ffUL)
++#define PCI_ROM_ADDRESS_MASK	(~0x7ffU)
+ 
+ #define PCI_CAPABILITY_LIST	0x34	/* Offset of first capability list entry */
+ 
+diff --git a/kernel/audit.c b/kernel/audit.c
+index 41f9a38bb800..6881b485aa2a 100644
+--- a/kernel/audit.c
++++ b/kernel/audit.c
+@@ -64,7 +64,6 @@
+ #include <linux/security.h>
+ #endif
+ #include <linux/freezer.h>
+-#include <linux/tty.h>
+ #include <linux/pid_namespace.h>
+ #include <net/netns/generic.h>
+ 
+@@ -1876,21 +1875,14 @@ void audit_log_task_info(struct audit_buffer *ab, struct task_struct *tsk)
+ {
+ 	const struct cred *cred;
+ 	char comm[sizeof(tsk->comm)];
+-	char *tty;
++	struct tty_struct *tty;
+ 
+ 	if (!ab)
+ 		return;
+ 
+ 	/* tsk == current */
+ 	cred = current_cred();
+-
+-	spin_lock_irq(&tsk->sighand->siglock);
+-	if (tsk->signal && tsk->signal->tty && tsk->signal->tty->name)
+-		tty = tsk->signal->tty->name;
+-	else
+-		tty = "(none)";
+-	spin_unlock_irq(&tsk->sighand->siglock);
+-
++	tty = audit_get_tty(tsk);
+ 	audit_log_format(ab,
+ 			 " ppid=%d pid=%d auid=%u uid=%u gid=%u"
+ 			 " euid=%u suid=%u fsuid=%u"
+@@ -1906,11 +1898,11 @@ void audit_log_task_info(struct audit_buffer *ab, struct task_struct *tsk)
+ 			 from_kgid(&init_user_ns, cred->egid),
+ 			 from_kgid(&init_user_ns, cred->sgid),
+ 			 from_kgid(&init_user_ns, cred->fsgid),
+-			 tty, audit_get_sessionid(tsk));
+-
++			 tty ? tty_name(tty) : "(none)",
++			 audit_get_sessionid(tsk));
++	audit_put_tty(tty);
+ 	audit_log_format(ab, " comm=");
+ 	audit_log_untrustedstring(ab, get_task_comm(comm, tsk));
+-
+ 	audit_log_d_path_exe(ab, tsk->mm);
+ 	audit_log_task_context(ab);
+ }
+diff --git a/kernel/auditsc.c b/kernel/auditsc.c
+index 48f45987dc6c..4bdea31cf6ce 100644
+--- a/kernel/auditsc.c
++++ b/kernel/auditsc.c
+@@ -1976,6 +1976,7 @@ static void audit_log_set_loginuid(kuid_t koldloginuid, kuid_t kloginuid,
+ {
+ 	struct audit_buffer *ab;
+ 	uid_t uid, oldloginuid, loginuid;
++	struct tty_struct *tty;
+ 
+ 	if (!audit_enabled)
+ 		return;
+@@ -1983,14 +1984,17 @@ static void audit_log_set_loginuid(kuid_t koldloginuid, kuid_t kloginuid,
+ 	uid = from_kuid(&init_user_ns, task_uid(current));
+ 	oldloginuid = from_kuid(&init_user_ns, koldloginuid);
+ 	loginuid = from_kuid(&init_user_ns, kloginuid),
++	tty = audit_get_tty(current);
+ 
+ 	ab = audit_log_start(NULL, GFP_KERNEL, AUDIT_LOGIN);
+ 	if (!ab)
+ 		return;
+ 	audit_log_format(ab, "pid=%d uid=%u", task_pid_nr(current), uid);
+ 	audit_log_task_context(ab);
+-	audit_log_format(ab, " old-auid=%u auid=%u old-ses=%u ses=%u res=%d",
+-			 oldloginuid, loginuid, oldsessionid, sessionid, !rc);
++	audit_log_format(ab, " old-auid=%u auid=%u tty=%s old-ses=%u ses=%u res=%d",
++			 oldloginuid, loginuid, tty ? tty_name(tty) : "(none)",
++			 oldsessionid, sessionid, !rc);
++	audit_put_tty(tty);
+ 	audit_log_end(ab);
+ }
+ 
+diff --git a/kernel/events/hw_breakpoint.c b/kernel/events/hw_breakpoint.c
+index 92ce5f4ccc26..a27245fdcd81 100644
+--- a/kernel/events/hw_breakpoint.c
++++ b/kernel/events/hw_breakpoint.c
+@@ -427,16 +427,9 @@ EXPORT_SYMBOL_GPL(register_user_hw_breakpoint);
+  * modify_user_hw_breakpoint - modify a user-space hardware breakpoint
+  * @bp: the breakpoint structure to modify
+  * @attr: new breakpoint attributes
+- * @triggered: callback to trigger when we hit the breakpoint
+- * @tsk: pointer to 'task_struct' of the process to which the address belongs
+  */
+ int modify_user_hw_breakpoint(struct perf_event *bp, struct perf_event_attr *attr)
+ {
+-	u64 old_addr = bp->attr.bp_addr;
+-	u64 old_len = bp->attr.bp_len;
+-	int old_type = bp->attr.bp_type;
+-	int err = 0;
+-
+ 	/*
+ 	 * modify_user_hw_breakpoint can be invoked with IRQs disabled and hence it
+ 	 * will not be possible to raise IPIs that invoke __perf_event_disable.
+@@ -451,27 +444,18 @@ int modify_user_hw_breakpoint(struct perf_event *bp, struct perf_event_attr *att
+ 	bp->attr.bp_addr = attr->bp_addr;
+ 	bp->attr.bp_type = attr->bp_type;
+ 	bp->attr.bp_len = attr->bp_len;
++	bp->attr.disabled = 1;
+ 
+-	if (attr->disabled)
+-		goto end;
+-
+-	err = validate_hw_breakpoint(bp);
+-	if (!err)
+-		perf_event_enable(bp);
++	if (!attr->disabled) {
++		int err = validate_hw_breakpoint(bp);
+ 
+-	if (err) {
+-		bp->attr.bp_addr = old_addr;
+-		bp->attr.bp_type = old_type;
+-		bp->attr.bp_len = old_len;
+-		if (!bp->attr.disabled)
+-			perf_event_enable(bp);
++		if (err)
++			return err;
+ 
+-		return err;
++		perf_event_enable(bp);
++		bp->attr.disabled = 0;
+ 	}
+ 
+-end:
+-	bp->attr.disabled = attr->disabled;
+-
+ 	return 0;
+ }
+ EXPORT_SYMBOL_GPL(modify_user_hw_breakpoint);
+diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
+index a079ed14f230..5f55a8bf5264 100644
+--- a/kernel/irq/manage.c
++++ b/kernel/irq/manage.c
+@@ -836,7 +836,7 @@ irq_thread_check_affinity(struct irq_desc *desc, struct irqaction *action)
+ 	 * This code is triggered unconditionally. Check the affinity
+ 	 * mask pointer. For CPU_MASK_OFFSTACK=n this is optimized out.
+ 	 */
+-	if (desc->irq_common_data.affinity)
++	if (cpumask_available(desc->irq_common_data.affinity))
+ 		cpumask_copy(mask, desc->irq_common_data.affinity);
+ 	else
+ 		valid = false;
+diff --git a/kernel/kprobes.c b/kernel/kprobes.c
+index 695763516908..bbe9dd0886bd 100644
+--- a/kernel/kprobes.c
++++ b/kernel/kprobes.c
+@@ -125,7 +125,7 @@ static void *alloc_insn_page(void)
+ 	return module_alloc(PAGE_SIZE);
+ }
+ 
+-static void free_insn_page(void *page)
++void __weak free_insn_page(void *page)
+ {
+ 	module_memfree(page);
+ }
+diff --git a/mm/backing-dev.c b/mm/backing-dev.c
+index a988d4ef39da..7f80b1a1bc34 100644
+--- a/mm/backing-dev.c
++++ b/mm/backing-dev.c
+@@ -922,7 +922,7 @@ static atomic_t nr_wb_congested[2];
+ void clear_wb_congested(struct bdi_writeback_congested *congested, int sync)
+ {
+ 	wait_queue_head_t *wqh = &congestion_wqh[sync];
+-	enum wb_state bit;
++	enum wb_congested_state bit;
+ 
+ 	bit = sync ? WB_sync_congested : WB_async_congested;
+ 	if (test_and_clear_bit(bit, &congested->state))
+@@ -935,7 +935,7 @@ EXPORT_SYMBOL(clear_wb_congested);
+ 
+ void set_wb_congested(struct bdi_writeback_congested *congested, int sync)
+ {
+-	enum wb_state bit;
++	enum wb_congested_state bit;
+ 
+ 	bit = sync ? WB_sync_congested : WB_async_congested;
+ 	if (!test_and_set_bit(bit, &congested->state))
+diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c
+index 906f88550cd8..0dc27d2e8f18 100644
+--- a/net/bluetooth/smp.c
++++ b/net/bluetooth/smp.c
+@@ -2251,8 +2251,14 @@ static u8 smp_cmd_security_req(struct l2cap_conn *conn, struct sk_buff *skb)
+ 	else
+ 		sec_level = authreq_to_seclevel(auth);
+ 
+-	if (smp_sufficient_security(hcon, sec_level, SMP_USE_LTK))
++	if (smp_sufficient_security(hcon, sec_level, SMP_USE_LTK)) {
++		/* If link is already encrypted with sufficient security we
++		 * still need refresh encryption as per Core Spec 5.0 Vol 3,
++		 * Part H 2.4.6
++		 */
++		smp_ltk_encrypt(conn, hcon->sec_level);
+ 		return 0;
++	}
+ 
+ 	if (sec_level > hcon->pending_sec_level)
+ 		hcon->pending_sec_level = sec_level;
+diff --git a/net/bridge/netfilter/ebt_among.c b/net/bridge/netfilter/ebt_among.c
+index 9637a681bdda..9adf16258cab 100644
+--- a/net/bridge/netfilter/ebt_among.c
++++ b/net/bridge/netfilter/ebt_among.c
+@@ -177,6 +177,28 @@ static bool poolsize_invalid(const struct ebt_mac_wormhash *w)
+ 	return w && w->poolsize >= (INT_MAX / sizeof(struct ebt_mac_wormhash_tuple));
+ }
+ 
++static bool wormhash_offset_invalid(int off, unsigned int len)
++{
++	if (off == 0) /* not present */
++		return false;
++
++	if (off < (int)sizeof(struct ebt_among_info) ||
++	    off % __alignof__(struct ebt_mac_wormhash))
++		return true;
++
++	off += sizeof(struct ebt_mac_wormhash);
++
++	return off > len;
++}
++
++static bool wormhash_sizes_valid(const struct ebt_mac_wormhash *wh, int a, int b)
++{
++	if (a == 0)
++		a = sizeof(struct ebt_among_info);
++
++	return ebt_mac_wormhash_size(wh) + a == b;
++}
++
+ static int ebt_among_mt_check(const struct xt_mtchk_param *par)
+ {
+ 	const struct ebt_among_info *info = par->matchinfo;
+@@ -189,6 +211,10 @@ static int ebt_among_mt_check(const struct xt_mtchk_param *par)
+ 	if (expected_length > em->match_size)
+ 		return -EINVAL;
+ 
++	if (wormhash_offset_invalid(info->wh_dst_ofs, em->match_size) ||
++	    wormhash_offset_invalid(info->wh_src_ofs, em->match_size))
++		return -EINVAL;
++
+ 	wh_dst = ebt_among_wh_dst(info);
+ 	if (poolsize_invalid(wh_dst))
+ 		return -EINVAL;
+@@ -201,6 +227,14 @@ static int ebt_among_mt_check(const struct xt_mtchk_param *par)
+ 	if (poolsize_invalid(wh_src))
+ 		return -EINVAL;
+ 
++	if (info->wh_src_ofs < info->wh_dst_ofs) {
++		if (!wormhash_sizes_valid(wh_src, info->wh_src_ofs, info->wh_dst_ofs))
++			return -EINVAL;
++	} else {
++		if (!wormhash_sizes_valid(wh_dst, info->wh_dst_ofs, info->wh_src_ofs))
++			return -EINVAL;
++	}
++
+ 	expected_length += ebt_mac_wormhash_size(wh_src);
+ 
+ 	if (em->match_size != EBT_ALIGN(expected_length)) {
+diff --git a/net/ipv4/netfilter/nf_nat_h323.c b/net/ipv4/netfilter/nf_nat_h323.c
+index 574f7ebba0b6..ac8342dcb55e 100644
+--- a/net/ipv4/netfilter/nf_nat_h323.c
++++ b/net/ipv4/netfilter/nf_nat_h323.c
+@@ -252,16 +252,16 @@ static int nat_rtp_rtcp(struct sk_buff *skb, struct nf_conn *ct,
+ 	if (set_h245_addr(skb, protoff, data, dataoff, taddr,
+ 			  &ct->tuplehash[!dir].tuple.dst.u3,
+ 			  htons((port & htons(1)) ? nated_port + 1 :
+-						    nated_port)) == 0) {
+-		/* Save ports */
+-		info->rtp_port[i][dir] = rtp_port;
+-		info->rtp_port[i][!dir] = htons(nated_port);
+-	} else {
++						    nated_port))) {
+ 		nf_ct_unexpect_related(rtp_exp);
+ 		nf_ct_unexpect_related(rtcp_exp);
+ 		return -1;
+ 	}
+ 
++	/* Save ports */
++	info->rtp_port[i][dir] = rtp_port;
++	info->rtp_port[i][!dir] = htons(nated_port);
++
+ 	/* Success */
+ 	pr_debug("nf_nat_h323: expect RTP %pI4:%hu->%pI4:%hu\n",
+ 		 &rtp_exp->tuple.src.u3.ip,
+@@ -370,15 +370,15 @@ static int nat_h245(struct sk_buff *skb, struct nf_conn *ct,
+ 	/* Modify signal */
+ 	if (set_h225_addr(skb, protoff, data, dataoff, taddr,
+ 			  &ct->tuplehash[!dir].tuple.dst.u3,
+-			  htons(nated_port)) == 0) {
+-		/* Save ports */
+-		info->sig_port[dir] = port;
+-		info->sig_port[!dir] = htons(nated_port);
+-	} else {
++			  htons(nated_port))) {
+ 		nf_ct_unexpect_related(exp);
+ 		return -1;
+ 	}
+ 
++	/* Save ports */
++	info->sig_port[dir] = port;
++	info->sig_port[!dir] = htons(nated_port);
++
+ 	pr_debug("nf_nat_q931: expect H.245 %pI4:%hu->%pI4:%hu\n",
+ 		 &exp->tuple.src.u3.ip,
+ 		 ntohs(exp->tuple.src.u.tcp.port),
+@@ -462,24 +462,27 @@ static int nat_q931(struct sk_buff *skb, struct nf_conn *ct,
+ 	/* Modify signal */
+ 	if (set_h225_addr(skb, protoff, data, 0, &taddr[idx],
+ 			  &ct->tuplehash[!dir].tuple.dst.u3,
+-			  htons(nated_port)) == 0) {
+-		/* Save ports */
+-		info->sig_port[dir] = port;
+-		info->sig_port[!dir] = htons(nated_port);
+-
+-		/* Fix for Gnomemeeting */
+-		if (idx > 0 &&
+-		    get_h225_addr(ct, *data, &taddr[0], &addr, &port) &&
+-		    (ntohl(addr.ip) & 0xff000000) == 0x7f000000) {
+-			set_h225_addr(skb, protoff, data, 0, &taddr[0],
+-				      &ct->tuplehash[!dir].tuple.dst.u3,
+-				      info->sig_port[!dir]);
+-		}
+-	} else {
++			  htons(nated_port))) {
+ 		nf_ct_unexpect_related(exp);
+ 		return -1;
+ 	}
+ 
++	/* Save ports */
++	info->sig_port[dir] = port;
++	info->sig_port[!dir] = htons(nated_port);
++
++	/* Fix for Gnomemeeting */
++	if (idx > 0 &&
++	    get_h225_addr(ct, *data, &taddr[0], &addr, &port) &&
++	    (ntohl(addr.ip) & 0xff000000) == 0x7f000000) {
++		if (set_h225_addr(skb, protoff, data, 0, &taddr[0],
++				  &ct->tuplehash[!dir].tuple.dst.u3,
++				  info->sig_port[!dir])) {
++			nf_ct_unexpect_related(exp);
++			return -1;
++		}
++	}
++
+ 	/* Success */
+ 	pr_debug("nf_nat_ras: expect Q.931 %pI4:%hu->%pI4:%hu\n",
+ 		 &exp->tuple.src.u3.ip,
+@@ -550,9 +553,9 @@ static int nat_callforwarding(struct sk_buff *skb, struct nf_conn *ct,
+ 	}
+ 
+ 	/* Modify signal */
+-	if (!set_h225_addr(skb, protoff, data, dataoff, taddr,
+-			   &ct->tuplehash[!dir].tuple.dst.u3,
+-			   htons(nated_port)) == 0) {
++	if (set_h225_addr(skb, protoff, data, dataoff, taddr,
++			  &ct->tuplehash[!dir].tuple.dst.u3,
++			  htons(nated_port))) {
+ 		nf_ct_unexpect_related(exp);
+ 		return -1;
+ 	}
+diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c
+index e4b0fb2f06a3..d7105422bc63 100644
+--- a/net/ipv6/ip6_vti.c
++++ b/net/ipv6/ip6_vti.c
+@@ -614,7 +614,6 @@ static void vti6_link_config(struct ip6_tnl *t)
+ {
+ 	struct net_device *dev = t->dev;
+ 	struct __ip6_tnl_parm *p = &t->parms;
+-	struct net_device *tdev = NULL;
+ 
+ 	memcpy(dev->dev_addr, &p->laddr, sizeof(struct in6_addr));
+ 	memcpy(dev->broadcast, &p->raddr, sizeof(struct in6_addr));
+@@ -627,25 +626,6 @@ static void vti6_link_config(struct ip6_tnl *t)
+ 		dev->flags |= IFF_POINTOPOINT;
+ 	else
+ 		dev->flags &= ~IFF_POINTOPOINT;
+-
+-	if (p->flags & IP6_TNL_F_CAP_XMIT) {
+-		int strict = (ipv6_addr_type(&p->raddr) &
+-			      (IPV6_ADDR_MULTICAST | IPV6_ADDR_LINKLOCAL));
+-		struct rt6_info *rt = rt6_lookup(t->net,
+-						 &p->raddr, &p->laddr,
+-						 p->link, strict);
+-
+-		if (rt)
+-			tdev = rt->dst.dev;
+-		ip6_rt_put(rt);
+-	}
+-
+-	if (!tdev && p->link)
+-		tdev = __dev_get_by_index(t->net, p->link);
+-
+-	if (tdev)
+-		dev->mtu = max_t(int, tdev->mtu - dev->hard_header_len,
+-				 IPV6_MIN_MTU);
+ }
+ 
+ /**
+diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
+index 660939df7c94..4ece07c68b3f 100644
+--- a/net/netfilter/nf_conntrack_netlink.c
++++ b/net/netfilter/nf_conntrack_netlink.c
+@@ -999,9 +999,8 @@ static const struct nla_policy tuple_nla_policy[CTA_TUPLE_MAX+1] = {
+ 
+ static int
+ ctnetlink_parse_tuple(const struct nlattr * const cda[],
+-		      struct nf_conntrack_tuple *tuple,
+-		      enum ctattr_type type, u_int8_t l3num,
+-		      struct nf_conntrack_zone *zone)
++		      struct nf_conntrack_tuple *tuple, u32 type,
++		      u_int8_t l3num, struct nf_conntrack_zone *zone)
+ {
+ 	struct nlattr *tb[CTA_TUPLE_MAX+1];
+ 	int err;
+@@ -2416,7 +2415,7 @@ static struct nfnl_ct_hook ctnetlink_glue_hook = {
+ static inline int
+ ctnetlink_exp_dump_tuple(struct sk_buff *skb,
+ 			 const struct nf_conntrack_tuple *tuple,
+-			 enum ctattr_expect type)
++			 u32 type)
+ {
+ 	struct nlattr *nest_parms;
+ 
+diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c
+index 34ae20490c94..1f3c305df45d 100644
+--- a/net/netfilter/x_tables.c
++++ b/net/netfilter/x_tables.c
+@@ -366,6 +366,36 @@ textify_hooks(char *buf, size_t size, unsigned int mask, uint8_t nfproto)
+ 	return buf;
+ }
+ 
++/**
++ * xt_check_proc_name - check that name is suitable for /proc file creation
++ *
++ * @name: file name candidate
++ * @size: length of buffer
++ *
++ * some x_tables modules wish to create a file in /proc.
++ * This function makes sure that the name is suitable for this
++ * purpose, it checks that name is NUL terminated and isn't a 'special'
++ * name, like "..".
++ *
++ * returns negative number on error or 0 if name is useable.
++ */
++int xt_check_proc_name(const char *name, unsigned int size)
++{
++	if (name[0] == '\0')
++		return -EINVAL;
++
++	if (strnlen(name, size) == size)
++		return -ENAMETOOLONG;
++
++	if (strcmp(name, ".") == 0 ||
++	    strcmp(name, "..") == 0 ||
++	    strchr(name, '/'))
++		return -EINVAL;
++
++	return 0;
++}
++EXPORT_SYMBOL(xt_check_proc_name);
++
+ int xt_check_match(struct xt_mtchk_param *par,
+ 		   unsigned int size, u_int8_t proto, bool inv_proto)
+ {
+diff --git a/net/netfilter/xt_hashlimit.c b/net/netfilter/xt_hashlimit.c
+index 178696852bde..7381be0cdcdf 100644
+--- a/net/netfilter/xt_hashlimit.c
++++ b/net/netfilter/xt_hashlimit.c
+@@ -668,8 +668,9 @@ static int hashlimit_mt_check(const struct xt_mtchk_param *par)
+ 
+ 	if (info->cfg.gc_interval == 0 || info->cfg.expire == 0)
+ 		return -EINVAL;
+-	if (info->name[sizeof(info->name)-1] != '\0')
+-		return -EINVAL;
++	ret = xt_check_proc_name(info->name, sizeof(info->name));
++	if (ret)
++		return ret;
+ 	if (par->family == NFPROTO_IPV4) {
+ 		if (info->cfg.srcmask > 32 || info->cfg.dstmask > 32)
+ 			return -EINVAL;
+diff --git a/net/netfilter/xt_recent.c b/net/netfilter/xt_recent.c
+index d725a27743a1..cd53b861a15c 100644
+--- a/net/netfilter/xt_recent.c
++++ b/net/netfilter/xt_recent.c
+@@ -364,9 +364,9 @@ static int recent_mt_check(const struct xt_mtchk_param *par,
+ 			info->hit_count, XT_RECENT_MAX_NSTAMPS - 1);
+ 		return -EINVAL;
+ 	}
+-	if (info->name[0] == '\0' ||
+-	    strnlen(info->name, XT_RECENT_NAME_LEN) == XT_RECENT_NAME_LEN)
+-		return -EINVAL;
++	ret = xt_check_proc_name(info->name, sizeof(info->name));
++	if (ret)
++		return ret;
+ 
+ 	if (ip_pkt_list_tot && info->hit_count < ip_pkt_list_tot)
+ 		nstamp_mask = roundup_pow_of_two(ip_pkt_list_tot) - 1;
+diff --git a/net/xfrm/xfrm_ipcomp.c b/net/xfrm/xfrm_ipcomp.c
+index ccfdc7115a83..a00ec715aa46 100644
+--- a/net/xfrm/xfrm_ipcomp.c
++++ b/net/xfrm/xfrm_ipcomp.c
+@@ -283,7 +283,7 @@ static struct crypto_comp * __percpu *ipcomp_alloc_tfms(const char *alg_name)
+ 		struct crypto_comp *tfm;
+ 
+ 		/* This can be any valid CPU ID so we don't need locking. */
+-		tfm = __this_cpu_read(*pos->tfms);
++		tfm = this_cpu_read(*pos->tfms);
+ 
+ 		if (!strcmp(crypto_comp_name(tfm), alg_name)) {
+ 			pos->users++;
+diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
+index 96d664e198bf..34b5b4bcf5cb 100644
+--- a/net/xfrm/xfrm_state.c
++++ b/net/xfrm/xfrm_state.c
+@@ -1845,6 +1845,11 @@ int xfrm_user_policy(struct sock *sk, int optname, u8 __user *optval, int optlen
+ 	struct xfrm_mgr *km;
+ 	struct xfrm_policy *pol = NULL;
+ 
++#ifdef CONFIG_COMPAT
++	if (is_compat_task())
++		return -EOPNOTSUPP;
++#endif
++
+ 	if (!optval && !optlen) {
+ 		xfrm_sk_policy_insert(sk, XFRM_POLICY_IN, NULL);
+ 		xfrm_sk_policy_insert(sk, XFRM_POLICY_OUT, NULL);
+diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
+index fa856a07e40b..5d9f25cb6426 100644
+--- a/net/xfrm/xfrm_user.c
++++ b/net/xfrm/xfrm_user.c
+@@ -121,22 +121,17 @@ static inline int verify_replay(struct xfrm_usersa_info *p,
+ 	struct nlattr *rt = attrs[XFRMA_REPLAY_ESN_VAL];
+ 	struct xfrm_replay_state_esn *rs;
+ 
+-	if (p->flags & XFRM_STATE_ESN) {
+-		if (!rt)
+-			return -EINVAL;
++	if (!rt)
++		return (p->flags & XFRM_STATE_ESN) ? -EINVAL : 0;
+ 
+-		rs = nla_data(rt);
++	rs = nla_data(rt);
+ 
+-		if (rs->bmp_len > XFRMA_REPLAY_ESN_MAX / sizeof(rs->bmp[0]) / 8)
+-			return -EINVAL;
+-
+-		if (nla_len(rt) < xfrm_replay_state_esn_len(rs) &&
+-		    nla_len(rt) != sizeof(*rs))
+-			return -EINVAL;
+-	}
++	if (rs->bmp_len > XFRMA_REPLAY_ESN_MAX / sizeof(rs->bmp[0]) / 8)
++		return -EINVAL;
+ 
+-	if (!rt)
+-		return 0;
++	if (nla_len(rt) < xfrm_replay_state_esn_len(rs) &&
++	    nla_len(rt) != sizeof(*rs))
++		return -EINVAL;
+ 
+ 	/* As only ESP and AH support ESN feature. */
+ 	if ((p->id.proto != IPPROTO_ESP) && (p->id.proto != IPPROTO_AH))
+diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
+index 4c7db967b7bb..4f690ab0feed 100644
+--- a/security/selinux/hooks.c
++++ b/security/selinux/hooks.c
+@@ -333,18 +333,6 @@ static void superblock_free_security(struct super_block *sb)
+ 	kfree(sbsec);
+ }
+ 
+-/* The file system's label must be initialized prior to use. */
+-
+-static const char *labeling_behaviors[7] = {
+-	"uses xattr",
+-	"uses transition SIDs",
+-	"uses task SIDs",
+-	"uses genfs_contexts",
+-	"not configured for labeling",
+-	"uses mountpoint labeling",
+-	"uses native labeling",
+-};
+-
+ static int inode_doinit_with_dentry(struct inode *inode, struct dentry *opt_dentry);
+ 
+ static inline int inode_doinit(struct inode *inode)
+@@ -456,10 +444,6 @@ static int sb_finish_set_opts(struct super_block *sb)
+ 		}
+ 	}
+ 
+-	if (sbsec->behavior > ARRAY_SIZE(labeling_behaviors))
+-		printk(KERN_ERR "SELinux: initialized (dev %s, type %s), unknown behavior\n",
+-		       sb->s_id, sb->s_type->name);
+-
+ 	sbsec->flags |= SE_SBINITIALIZED;
+ 	if (selinux_is_sblabel_mnt(sb))
+ 		sbsec->flags |= SBLABEL_MNT;
+diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c
+index db7eff3573a9..23dca68ffe25 100644
+--- a/security/selinux/ss/services.c
++++ b/security/selinux/ss/services.c
+@@ -155,7 +155,7 @@ static int selinux_set_mapping(struct policydb *pol,
+ 		}
+ 
+ 		k = 0;
+-		while (p_in->perms && p_in->perms[k]) {
++		while (p_in->perms[k]) {
+ 			/* An empty permission string skips ahead */
+ 			if (!*p_in->perms[k]) {
+ 				k++;
+diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c
+index daa1feac66bf..6cd8aec146f2 100644
+--- a/sound/core/oss/pcm_oss.c
++++ b/sound/core/oss/pcm_oss.c
+@@ -1361,7 +1361,7 @@ static ssize_t snd_pcm_oss_write2(struct snd_pcm_substream *substream, const cha
+ static ssize_t snd_pcm_oss_write1(struct snd_pcm_substream *substream, const char __user *buf, size_t bytes)
+ {
+ 	size_t xfer = 0;
+-	ssize_t tmp;
++	ssize_t tmp = 0;
+ 	struct snd_pcm_runtime *runtime = substream->runtime;
+ 
+ 	if (atomic_read(&substream->mmap_count))
+@@ -1468,7 +1468,7 @@ static ssize_t snd_pcm_oss_read2(struct snd_pcm_substream *substream, char *buf,
+ static ssize_t snd_pcm_oss_read1(struct snd_pcm_substream *substream, char __user *buf, size_t bytes)
+ {
+ 	size_t xfer = 0;
+-	ssize_t tmp;
++	ssize_t tmp = 0;
+ 	struct snd_pcm_runtime *runtime = substream->runtime;
+ 
+ 	if (atomic_read(&substream->mmap_count))
+diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
+index 4ba64fd49759..ce2954a31238 100644
+--- a/sound/core/pcm_native.c
++++ b/sound/core/pcm_native.c
+@@ -3408,7 +3408,7 @@ int snd_pcm_lib_default_mmap(struct snd_pcm_substream *substream,
+ 					 area,
+ 					 substream->runtime->dma_area,
+ 					 substream->runtime->dma_addr,
+-					 area->vm_end - area->vm_start);
++					 substream->runtime->dma_bytes);
+ #endif /* CONFIG_X86 */
+ 	/* mmap with fault handler */
+ 	area->vm_ops = &snd_pcm_vm_ops_data_fault;


             reply	other threads:[~2018-04-08 14:25 UTC|newest]

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