100 files changed, 128 insertions, 190 deletions

diff --git a/Documentation/ABI/removed/o2cb b/Documentation/ABI/removed/o2cb
index 7f5daa465093..20c91adca6d4 100644
--- a/Documentation/ABI/removed/o2cb
+++ b/Documentation/ABI/removed/o2cb
@@ -1,6 +1,6 @@
 What:           /sys/o2cb symlink
 Date:           May 2011
-KernelVersion:  2.6.40
+KernelVersion:  3.0
 Contact:        ocfs2-devel@oss.oracle.com
 Description:    This is a symlink: /sys/o2cb to /sys/fs/o2cb. The symlink is
                 removed when new versions of ocfs2-tools which know to look
diff --git a/Documentation/ABI/testing/sysfs-bus-bcma b/Documentation/ABI/testing/sysfs-bus-bcma
index 06b62badddd1..721b4aea3020 100644
--- a/Documentation/ABI/testing/sysfs-bus-bcma
+++ b/Documentation/ABI/testing/sysfs-bus-bcma
@@ -1,6 +1,6 @@
 What:           /sys/bus/bcma/devices/.../manuf
 Date:           May 2011
-KernelVersion:  2.6.40
+KernelVersion:  3.0
 Contact:        Rafał Miłecki <zajec5@gmail.com>
 Description:
                 Each BCMA core has it's manufacturer id. See
@@ -8,7 +8,7 @@ Description:
 
 What:           /sys/bus/bcma/devices/.../id
 Date:           May 2011
-KernelVersion:  2.6.40
+KernelVersion:  3.0
 Contact:        Rafał Miłecki <zajec5@gmail.com>
 Description:
                 There are a few types of BCMA cores, they can be identified by
@@ -16,7 +16,7 @@ Description:
 
 What:           /sys/bus/bcma/devices/.../rev
 Date:           May 2011
-KernelVersion:  2.6.40
+KernelVersion:  3.0
 Contact:        Rafał Miłecki <zajec5@gmail.com>
 Description:
                 BCMA cores of the same type can still slightly differ depending
@@ -24,7 +24,7 @@ Description:
 
 What:           /sys/bus/bcma/devices/.../class
 Date:           May 2011
-KernelVersion:  2.6.40
+KernelVersion:  3.0
 Contact:        Rafał Miłecki <zajec5@gmail.com>
 Description:
                 Each BCMA core is identified by few fields, including class it
diff --git a/Documentation/ABI/testing/sysfs-class-backlight-driver-adp8870 b/Documentation/ABI/testing/sysfs-class-backlight-driver-adp8870
index aa11dbdd794b..4a9c545bda4b 100644
--- a/Documentation/ABI/testing/sysfs-class-backlight-driver-adp8870
+++ b/Documentation/ABI/testing/sysfs-class-backlight-driver-adp8870
@@ -4,8 +4,8 @@ What:		/sys/class/backlight/<backlight>/l2_bright_max
 What:           /sys/class/backlight/<backlight>/l3_office_max
 What:           /sys/class/backlight/<backlight>/l4_indoor_max
 What:           /sys/class/backlight/<backlight>/l5_dark_max
-Date:           Mai 2011
-KernelVersion:  2.6.40
+Date:           May 2011
+KernelVersion:  3.0
 Contact:        device-drivers-devel@blackfin.uclinux.org
 Description:
                 Control the maximum brightness for <ambient light zone>
@@ -18,8 +18,8 @@ What:		/sys/class/backlight/<backlight>/l2_bright_dim
 What:           /sys/class/backlight/<backlight>/l3_office_dim
 What:           /sys/class/backlight/<backlight>/l4_indoor_dim
 What:           /sys/class/backlight/<backlight>/l5_dark_dim
-Date:           Mai 2011
-KernelVersion:  2.6.40
+Date:           May 2011
+KernelVersion:  3.0
 Contact:        device-drivers-devel@blackfin.uclinux.org
 Description:
                 Control the dim brightness for <ambient light zone>
@@ -29,8 +29,8 @@ Description:
                 this <ambient light zone>.
 
 What:           /sys/class/backlight/<backlight>/ambient_light_level
-Date:           Mai 2011
-KernelVersion:  2.6.40
+Date:           May 2011
+KernelVersion:  3.0
 Contact:        device-drivers-devel@blackfin.uclinux.org
 Description:
                 Get conversion value of the light sensor.
@@ -39,8 +39,8 @@ Description:
                 8000 (max ambient brightness)
 
 What:           /sys/class/backlight/<backlight>/ambient_light_zone
-Date:           Mai 2011
-KernelVersion:  2.6.40
+Date:           May 2011
+KernelVersion:  3.0
 Contact:        device-drivers-devel@blackfin.uclinux.org
 Description:
                 Get/Set current ambient light zone. Reading returns
diff --git a/Documentation/cpu-freq/governors.txt b/Documentation/cpu-freq/governors.txt
index e74d0a2eb1cf..d221781dabaa 100644
--- a/Documentation/cpu-freq/governors.txt
+++ b/Documentation/cpu-freq/governors.txt
@@ -132,7 +132,7 @@ The sampling rate is limited by the HW transition latency:
 transition_latency * 100
 Or by kernel restrictions:
 If CONFIG_NO_HZ is set, the limit is 10ms fixed.
-If CONFIG_NO_HZ is not set or no_hz=off boot parameter is used, the
+If CONFIG_NO_HZ is not set or nohz=off boot parameter is used, the
 limits depend on the CONFIG_HZ option:
 HZ=1000: min=20000us  (20ms)
 HZ=250:  min=80000us  (80ms)
diff --git a/arch/arm/mach-bcmring/irq.c b/arch/arm/mach-bcmring/irq.c
index c48feaf4e8e9..437fa683bcb2 100644
--- a/arch/arm/mach-bcmring/irq.c
+++ b/arch/arm/mach-bcmring/irq.c
@@ -20,7 +20,6 @@
 #include <linux/stddef.h>
 #include <linux/list.h>
 #include <linux/timer.h>
-#include <linux/version.h>
 #include <linux/io.h>
 
 #include <mach/hardware.h>
diff --git a/arch/arm/mach-bcmring/timer.c b/arch/arm/mach-bcmring/timer.c
index 2d415d2a8e68..af9c3d7e2a0c 100644
--- a/arch/arm/mach-bcmring/timer.c
+++ b/arch/arm/mach-bcmring/timer.c
@@ -12,7 +12,6 @@
 * consent.
 *****************************************************************************/
 
-#include <linux/version.h>
 #include <linux/types.h>
 #include <linux/module.h>
 #include <csp/tmrHw.h>
diff --git a/arch/arm/mach-nuc93x/time.c b/arch/arm/mach-nuc93x/time.c
index 2f90f9dc6e30..f9807c029ec5 100644
--- a/arch/arm/mach-nuc93x/time.c
+++ b/arch/arm/mach-nuc93x/time.c
@@ -82,7 +82,7 @@ static void nuc93x_timer_setup(void)
         timer0_load = (rate / TICKS_PER_SEC);
         __raw_writel(timer0_load, REG_TICR0);
 
-        val |= (PERIOD | COUNTEN | INTEN | PRESCALE);;
+        val |= (PERIOD | COUNTEN | INTEN | PRESCALE);
         __raw_writel(val, REG_TCSR0);
 
 }
diff --git a/arch/arm/mach-omap2/smartreflex.c b/arch/arm/mach-omap2/smartreflex.c
index 34c01a7de810..f49804f181d4 100644
--- a/arch/arm/mach-omap2/smartreflex.c
+++ b/arch/arm/mach-omap2/smartreflex.c
@@ -247,7 +247,7 @@ static void sr_stop_vddautocomp(struct omap_sr *sr)
  * driver register and sr device intializtion API's. Only one call
  * will ultimately succeed.
  *
- * Currently this function registers interrrupt handler for a particular SR
+ * Currently this function registers interrupt handler for a particular SR
  * if smartreflex class driver is already registered and has
  * requested for interrupts and the SR interrupt line in present.
  */
diff --git a/arch/arm/mach-w90x900/cpu.c b/arch/arm/mach-w90x900/cpu.c
index 83c56324a472..0a235e502330 100644
--- a/arch/arm/mach-w90x900/cpu.c
+++ b/arch/arm/mach-w90x900/cpu.c
@@ -60,7 +60,7 @@ static DEFINE_CLK(emc, 7);
 static DEFINE_SUBCLK(rmii, 2);
 static DEFINE_CLK(usbd, 8);
 static DEFINE_CLK(usbh, 9);
-static DEFINE_CLK(g2d, 10);;
+static DEFINE_CLK(g2d, 10);
 static DEFINE_CLK(pwm, 18);
 static DEFINE_CLK(ps2, 24);
 static DEFINE_CLK(kpi, 25);
diff --git a/arch/powerpc/platforms/embedded6xx/storcenter.c b/arch/powerpc/platforms/embedded6xx/storcenter.c
index 613070e9ddbe..f1eebcae9bf0 100644
--- a/arch/powerpc/platforms/embedded6xx/storcenter.c
+++ b/arch/powerpc/platforms/embedded6xx/storcenter.c
@@ -77,7 +77,7 @@ static void __init storcenter_setup_arch(void)
 }
 
 /*
- * Interrupt setup and service.  Interrrupts on the turbostation come
+ * Interrupt setup and service.  Interrupts on the turbostation come
  * from the four PCI slots plus onboard 8241 devices: I2C, DUART.
  */
 static void __init storcenter_init_IRQ(void)
diff --git a/arch/s390/hypfs/hypfs_diag.c b/arch/s390/hypfs/hypfs_diag.c
index 6023c6dc1fb7..74c8f5e76ce4 100644
--- a/arch/s390/hypfs/hypfs_diag.c
+++ b/arch/s390/hypfs/hypfs_diag.c
@@ -562,10 +562,9 @@ static int dbfs_d204_create(void **data, void **data_free_ptr, size_t *size)
         void *base;
 
         buf_size = PAGE_SIZE * (diag204_buf_pages + 1) + sizeof(d204->hdr);
-        base = vmalloc(buf_size);
+        base = vzalloc(buf_size);
         if (!base)
                 return -ENOMEM;
-        memset(base, 0, buf_size);
         d204 = page_align_ptr(base + sizeof(d204->hdr)) - sizeof(d204->hdr);
         rc = diag204_do_store(d204->buf, diag204_buf_pages);
         if (rc) {
diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c
index 7a3b65107a27..2196c703c5e2 100644
--- a/arch/x86/kernel/process_32.c
+++ b/arch/x86/kernel/process_32.c
@@ -262,7 +262,7 @@ EXPORT_SYMBOL_GPL(start_thread);
 
 
 /*
- *      switch_to(x,yn) should switch tasks from x to y.
+ *      switch_to(x,y) should switch tasks from x to y.
  *
  * We fsave/fwait so that an exception goes off at the right time
  * (as a call from the fsave or fwait in effect) rather than to
diff --git a/arch/x86/mm/mmio-mod.c b/arch/x86/mm/mmio-mod.c
index 67421f38a215..de54b9b278a7 100644
--- a/arch/x86/mm/mmio-mod.c
+++ b/arch/x86/mm/mmio-mod.c
@@ -29,7 +29,6 @@
 #include <linux/slab.h>
 #include <linux/uaccess.h>
 #include <linux/io.h>
-#include <linux/version.h>
 #include <linux/kallsyms.h>
 #include <asm/pgtable.h>
 #include <linux/mmiotrace.h>
diff --git a/drivers/atm/idt77252.c b/drivers/atm/idt77252.c
index db06f34419cf..1c052127548c 100644
--- a/drivers/atm/idt77252.c
+++ b/drivers/atm/idt77252.c
@@ -3416,27 +3416,28 @@ init_card(struct atm_dev *dev)
 
         size = sizeof(struct vc_map *) * card->tct_size;
         IPRINTK("%s: allocate %d byte for VC map.\n", card->name, size);
-        if (NULL == (card->vcs = vmalloc(size))) {
+        card->vcs = vzalloc(size);
+        if (!card->vcs) {
                 printk("%s: memory allocation failure.\n", card->name);
                 deinit_card(card);
                 return -1;
         }
-        memset(card->vcs, 0, size);
 
         size = sizeof(struct vc_map *) * card->scd_size;
         IPRINTK("%s: allocate %d byte for SCD to VC mapping.\n",
                 card->name, size);
-        if (NULL == (card->scd2vc = vmalloc(size))) {
+        card->scd2vc = vzalloc(size);
+        if (!card->scd2vc) {
                 printk("%s: memory allocation failure.\n", card->name);
                 deinit_card(card);
                 return -1;
         }
-        memset(card->scd2vc, 0, size);
 
         size = sizeof(struct tst_info) * (card->tst_size - 2);
         IPRINTK("%s: allocate %d byte for TST to VC mapping.\n",
                 card->name, size);
-        if (NULL == (card->soft_tst = vmalloc(size))) {
+        card->soft_tst = vmalloc(size);
+        if (!card->soft_tst) {
                 printk("%s: memory allocation failure.\n", card->name);
                 deinit_card(card);
                 return -1;
diff --git a/drivers/atm/lanai.c b/drivers/atm/lanai.c
index e828c5487493..f5569699f31c 100644
--- a/drivers/atm/lanai.c
+++ b/drivers/atm/lanai.c
@@ -1457,10 +1457,9 @@ static int __devinit vcc_table_allocate(struct lanai_dev *lanai)
         return (lanai->vccs == NULL) ? -ENOMEM : 0;
 #else
         int bytes = (lanai->num_vci) * sizeof(struct lanai_vcc *);
-        lanai->vccs = (struct lanai_vcc **) vmalloc(bytes);
+        lanai->vccs = vzalloc(bytes);
         if (unlikely(lanai->vccs == NULL))
                 return -ENOMEM;
-        memset(lanai->vccs, 0, bytes);
         return 0;
 #endif
 }
diff --git a/drivers/block/drbd/drbd_bitmap.c b/drivers/block/drbd/drbd_bitmap.c
index 7b976296b564..912f585a760f 100644
--- a/drivers/block/drbd/drbd_bitmap.c
+++ b/drivers/block/drbd/drbd_bitmap.c
@@ -378,15 +378,14 @@ static struct page **bm_realloc_pages(struct drbd_bitmap *b, unsigned long want)
          * thread.  As we have no disk yet, we are not in the IO path,
          * not even the IO path of the peer. */
         bytes = sizeof(struct page *)*want;
-        new_pages = kmalloc(bytes, GFP_KERNEL);
+        new_pages = kzalloc(bytes, GFP_KERNEL);
         if (!new_pages) {
-                new_pages = vmalloc(bytes);
+                new_pages = vzalloc(bytes);
                 if (!new_pages)
                         return NULL;
                 vmalloced = 1;
         }
 
-        memset(new_pages, 0, bytes);
         if (want >= have) {
                 for (i = 0; i < have; i++)
                         new_pages[i] = old_pages[i];
diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h
index ef2ceed3be4b..1706d60b8c99 100644
--- a/drivers/block/drbd/drbd_int.h
+++ b/drivers/block/drbd/drbd_int.h
@@ -28,7 +28,6 @@
 
 #include <linux/compiler.h>
 #include <linux/types.h>
-#include <linux/version.h>
 #include <linux/list.h>
 #include <linux/sched.h>
 #include <linux/bitops.h>
@@ -928,7 +927,7 @@ struct drbd_md {
 #define NL_INT64(pn,pr,member) __u64 member;
 #define NL_BIT(pn,pr,member)   unsigned member:1;
 #define NL_STRING(pn,pr,member,len) unsigned char member[len]; int member ## _len;
-#include "linux/drbd_nl.h"
+#include <linux/drbd_nl.h>
 
 struct drbd_backing_dev {
         struct block_device *backing_bdev;
diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c
index 0feab261e295..af2a25049bce 100644
--- a/drivers/block/drbd/drbd_nl.c
+++ b/drivers/block/drbd/drbd_nl.c
@@ -94,7 +94,7 @@ static int name ## _from_tags(struct drbd_conf *mdev, \
                  arg->member ## _len = dlen; \
                  memcpy(arg->member, tags, min_t(size_t, dlen, len)); \
                  break;
-#include "linux/drbd_nl.h"
+#include <linux/drbd_nl.h>
 
 /* Generate the struct to tag_list functions */
 #define NL_PACKET(name, number, fields) \
@@ -129,7 +129,7 @@ name ## _to_tags(struct drbd_conf *mdev, \
         put_unaligned(arg->member ## _len, tags++);     \
         memcpy(tags, arg->member, arg->member ## _len); \
         tags = (unsigned short *)((char *)tags + arg->member ## _len);
-#include "linux/drbd_nl.h"
+#include <linux/drbd_nl.h>
 
 void drbd_bcast_ev_helper(struct drbd_conf *mdev, char *helper_name);
 void drbd_nl_send_reply(struct cn_msg *, int);
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 15f65b5f3fc7..fe3c3249cec4 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -192,7 +192,7 @@ static ssize_t rbd_snap_add(struct device *dev,
                             const char *buf,
                             size_t count);
 static void __rbd_remove_snap_dev(struct rbd_device *rbd_dev,
-                                  struct rbd_snap *snap);;
+                                  struct rbd_snap *snap);
 
 
 static struct rbd_device *dev_to_rbd(struct device *dev)
diff --git a/drivers/block/xen-blkback/common.h b/drivers/block/xen-blkback/common.h
index 9e40b283a468..0d04c7fb7cee 100644
--- a/drivers/block/xen-blkback/common.h
+++ b/drivers/block/xen-blkback/common.h
@@ -27,7 +27,6 @@
 #ifndef __XEN_BLKIF__BACKEND__COMMON_H__
 #define __XEN_BLKIF__BACKEND__COMMON_H__
 
-#include <linux/version.h>
 #include <linux/module.h>
 #include <linux/interrupt.h>
 #include <linux/slab.h>
diff --git a/drivers/char/agp/backend.c b/drivers/char/agp/backend.c
index f27d0d0816d3..4b71647782d0 100644
--- a/drivers/char/agp/backend.c
+++ b/drivers/char/agp/backend.c
@@ -171,7 +171,7 @@ static int agp_backend_initialize(struct agp_bridge_data *bridge)
         }
         got_gatt = 1;
 
-        bridge->key_list = vmalloc(PAGE_SIZE * 4);
+        bridge->key_list = vzalloc(PAGE_SIZE * 4);
         if (bridge->key_list == NULL) {
                 dev_err(&bridge->dev->dev,
                         "can't allocate memory for key lists\n");
@@ -181,7 +181,6 @@ static int agp_backend_initialize(struct agp_bridge_data *bridge)
         got_keylist = 1;
 
         /* FIXME vmalloc'd memory not guaranteed contiguous */
-        memset(bridge->key_list, 0, PAGE_SIZE * 4);
 
         if (bridge->driver->configure()) {
                 dev_err(&bridge->dev->dev, "error configuring host chipset\n");
diff --git a/drivers/char/raw.c b/drivers/char/raw.c
index b33e8ea314ed..b6de2c047145 100644
--- a/drivers/char/raw.c
+++ b/drivers/char/raw.c
@@ -324,13 +324,12 @@ static int __init raw_init(void)
                 max_raw_minors = MAX_RAW_MINORS;
         }
 
-        raw_devices = vmalloc(sizeof(struct raw_device_data) * max_raw_minors);
+        raw_devices = vzalloc(sizeof(struct raw_device_data) * max_raw_minors);
         if (!raw_devices) {
                 printk(KERN_ERR "Not enough memory for raw device structures\n");
                 ret = -ENOMEM;
                 goto error;
         }
-        memset(raw_devices, 0, sizeof(struct raw_device_data) * max_raw_minors);
 
         ret = register_chrdev_region(dev, max_raw_minors, "raw");
         if (ret)
diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c
index dfa8b3062fda..ccd124ab7ca7 100644
--- a/drivers/char/rtc.c
+++ b/drivers/char/rtc.c
@@ -80,6 +80,7 @@
 #include <linux/bcd.h>
 #include <linux/delay.h>
 #include <linux/uaccess.h>
+#include <linux/ratelimit.h>
 
 #include <asm/current.h>
 #include <asm/system.h>
@@ -1195,10 +1196,8 @@ static void rtc_dropped_irq(unsigned long data)
 
         spin_unlock_irq(&rtc_lock);
 
-        if (printk_ratelimit()) {
-                printk(KERN_WARNING "rtc: lost some interrupts at %ldHz.\n",
-                        freq);
-        }
+        printk_ratelimited(KERN_WARNING "rtc: lost some interrupts at %ldHz.\n",
+                           freq);
 
         /* Now we have new data */
         wake_up_interruptible(&rtc_wait);
diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c
index 891360edecdd..629b3ec698e2 100644
--- a/drivers/cpufreq/cpufreq_ondemand.c
+++ b/drivers/cpufreq/cpufreq_ondemand.c
@@ -725,7 +725,7 @@ static int __init cpufreq_gov_dbs_init(void)
                 dbs_tuners_ins.down_differential =
                                         MICRO_FREQUENCY_DOWN_DIFFERENTIAL;
                 /*
-                 * In no_hz/micro accounting case we set the minimum frequency
+                 * In nohz/micro accounting case we set the minimum frequency
                  * not depending on HZ, but fixed (very low). The deferred
                  * timer might skip some samples if idle/sleeping as needed.
                 */
diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c
index 7fd4e3e5ad5f..3475a09f946b 100644
--- a/drivers/gpu/drm/radeon/radeon_fence.c
+++ b/drivers/gpu/drm/radeon/radeon_fence.c
@@ -48,7 +48,7 @@ static void radeon_fence_write(struct radeon_device *rdev, u32 seq)
                         scratch_index = R600_WB_EVENT_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base;
                 else
                         scratch_index = RADEON_WB_SCRATCH_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base;
-                rdev->wb.wb[scratch_index/4] = cpu_to_le32(seq);;
+                rdev->wb.wb[scratch_index/4] = cpu_to_le32(seq);
         } else
                 WREG32(rdev->fence_drv.scratch_reg, seq);
 }
diff --git a/drivers/i2c/busses/i2c-designware.c b/drivers/i2c/busses/i2c-designware.c
index b7a51c43b185..1b42b50b5992 100644
--- a/drivers/i2c/busses/i2c-designware.c
+++ b/drivers/i2c/busses/i2c-designware.c
@@ -390,7 +390,7 @@ i2c_dw_xfer_msg(struct dw_i2c_dev *dev)
         int tx_limit, rx_limit;
         u32 addr = msgs[dev->msg_write_idx].addr;
         u32 buf_len = dev->tx_buf_len;
-        u8 *buf = dev->tx_buf;;
+        u8 *buf = dev->tx_buf;
 
         intr_mask = DW_IC_INTR_DEFAULT_MASK;
 
diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c
index 6ed82add6ffa..6ddb795e31c5 100644
--- a/drivers/isdn/i4l/isdn_common.c
+++ b/drivers/isdn/i4l/isdn_common.c
@@ -2308,11 +2308,11 @@ static int __init isdn_init(void)
         int i;
         char tmprev[50];
 
-        if (!(dev = vmalloc(sizeof(isdn_dev)))) {
+        dev = vzalloc(sizeof(isdn_dev));
+        if (!dev) {
                 printk(KERN_WARNING "isdn: Could not allocate device-struct.\n");
                 return -EIO;
         }
-        memset((char *) dev, 0, sizeof(isdn_dev));
         init_timer(&dev->timer);
         dev->timer.function = isdn_timer_funct;
         spin_lock_init(&dev->lock);
diff --git a/drivers/isdn/mISDN/dsp_core.c b/drivers/isdn/mISDN/dsp_core.c
index 2877291a9ed8..0c41553ce684 100644
--- a/drivers/isdn/mISDN/dsp_core.c
+++ b/drivers/isdn/mISDN/dsp_core.c
@@ -1052,12 +1052,11 @@ dspcreate(struct channel_req *crq)
         if (crq->protocol != ISDN_P_B_L2DSP
          && crq->protocol != ISDN_P_B_L2DSPHDLC)
                 return -EPROTONOSUPPORT;
-        ndsp = vmalloc(sizeof(struct dsp));
+        ndsp = vzalloc(sizeof(struct dsp));
         if (!ndsp) {
                 printk(KERN_ERR "%s: vmalloc struct dsp failed\n", __func__);
                 return -ENOMEM;
         }
-        memset(ndsp, 0, sizeof(struct dsp));
         if (dsp_debug & DEBUG_DSP_CTRL)
                 printk(KERN_DEBUG "%s: creating new dsp instance\n", __func__);
 
diff --git a/drivers/isdn/mISDN/l1oip_codec.c b/drivers/isdn/mISDN/l1oip_codec.c
index bbfd1b863ed3..5a89972624d8 100644
--- a/drivers/isdn/mISDN/l1oip_codec.c
+++ b/drivers/isdn/mISDN/l1oip_codec.c
@@ -330,14 +330,12 @@ l1oip_4bit_alloc(int ulaw)
                 return 0;
 
         /* alloc conversion tables */
-        table_com = vmalloc(65536);
-        table_dec = vmalloc(512);
+        table_com = vzalloc(65536);
+        table_dec = vzalloc(512);
         if (!table_com || !table_dec) {
                 l1oip_4bit_free();
                 return -ENOMEM;
         }
-        memset(table_com, 0, 65536);
-        memset(table_dec, 0, 512);
         /* generate compression table */
         i1 = 0;
         while (i1 < 256) {
diff --git a/drivers/media/radio/wl128x/fmdrv_v4l2.c b/drivers/media/radio/wl128x/fmdrv_v4l2.c
index 8c0e19276970..ec1d52f38904 100644
--- a/drivers/media/radio/wl128x/fmdrv_v4l2.c
+++ b/drivers/media/radio/wl128x/fmdrv_v4l2.c
@@ -402,7 +402,7 @@ static int fm_v4l2_vidioc_s_hw_freq_seek(struct file *file, void *priv,
 static int fm_v4l2_vidioc_g_modulator(struct file *file, void *priv,
                 struct v4l2_modulator *mod)
 {
-        struct fmdev *fmdev = video_drvdata(file);;
+        struct fmdev *fmdev = video_drvdata(file);
 
         if (mod->index != 0)
                 return -EINVAL;
diff --git a/drivers/net/arm/ks8695net.c b/drivers/net/arm/ks8695net.c
index c827a6097d02..8d0baeceaaa3 100644
--- a/drivers/net/arm/ks8695net.c
+++ b/drivers/net/arm/ks8695net.c
@@ -414,7 +414,7 @@ ks8695_tx_irq(int irq, void *dev_id)
  *    Interrupt Status Register (Offset 0xF208)
  *        Bit29: WAN MAC Receive Status
  *        Bit16: LAN MAC Receive Status
- *    So, this Rx interrrupt enable/status bit number is equal
+ *    So, this Rx interrupt enable/status bit number is equal
  *    as Rx IRQ number.
  */
 static inline u32 ks8695_get_rx_enable_bit(struct ks8695_priv *ksp)
diff --git a/drivers/net/atlx/atl1.c b/drivers/net/atlx/atl1.c
index 97e6954304ea..9f3e5306ef79 100644
--- a/drivers/net/atlx/atl1.c
+++ b/drivers/net/atlx/atl1.c
@@ -858,7 +858,7 @@ static s32 atl1_init_hw(struct atl1_hw *hw)
         atl1_init_flash_opcode(hw);
 
         if (!hw->phy_configured) {
-                /* enable GPHY LinkChange Interrrupt */
+                /* enable GPHY LinkChange Interrupt */
                 ret_val = atl1_write_phy_reg(hw, 18, 0xC00);
                 if (ret_val)
                         return ret_val;
diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h
index fc50d4267df8..99d31a7d6aaa 100644
--- a/drivers/net/bnx2.h
+++ b/drivers/net/bnx2.h
@@ -5617,7 +5617,7 @@ struct l2_fhdr {
 #define BNX2_TXP_CPU_STATE_FIO_ABORT_HALTED              (1L<<8)
 #define BNX2_TXP_CPU_STATE_SOFT_HALTED                   (1L<<10)
 #define BNX2_TXP_CPU_STATE_SPAD_UNDERFLOW                (1L<<11)
-#define BNX2_TXP_CPU_STATE_INTERRRUPT                    (1L<<12)
+#define BNX2_TXP_CPU_STATE_INTERRUPT                     (1L<<12)
 #define BNX2_TXP_CPU_STATE_DATA_ACCESS_STALL             (1L<<14)
 #define BNX2_TXP_CPU_STATE_INST_FETCH_STALL              (1L<<15)
 #define BNX2_TXP_CPU_STATE_BLOCKED_READ                  (1L<<31)
@@ -5712,7 +5712,7 @@ struct l2_fhdr {
 #define BNX2_TPAT_CPU_STATE_FIO_ABORT_HALTED             (1L<<8)
 #define BNX2_TPAT_CPU_STATE_SOFT_HALTED                  (1L<<10)
 #define BNX2_TPAT_CPU_STATE_SPAD_UNDERFLOW               (1L<<11)
-#define BNX2_TPAT_CPU_STATE_INTERRRUPT                   (1L<<12)
+#define BNX2_TPAT_CPU_STATE_INTERRUPT                    (1L<<12)
 #define BNX2_TPAT_CPU_STATE_DATA_ACCESS_STALL            (1L<<14)
 #define BNX2_TPAT_CPU_STATE_INST_FETCH_STALL             (1L<<15)
 #define BNX2_TPAT_CPU_STATE_BLOCKED_READ                 (1L<<31)
@@ -5807,7 +5807,7 @@ struct l2_fhdr {
 #define BNX2_RXP_CPU_STATE_FIO_ABORT_HALTED              (1L<<8)
 #define BNX2_RXP_CPU_STATE_SOFT_HALTED                   (1L<<10)
 #define BNX2_RXP_CPU_STATE_SPAD_UNDERFLOW                (1L<<11)
-#define BNX2_RXP_CPU_STATE_INTERRRUPT                    (1L<<12)
+#define BNX2_RXP_CPU_STATE_INTERRUPT                     (1L<<12)
 #define BNX2_RXP_CPU_STATE_DATA_ACCESS_STALL             (1L<<14)
 #define BNX2_RXP_CPU_STATE_INST_FETCH_STALL              (1L<<15)
 #define BNX2_RXP_CPU_STATE_BLOCKED_READ                  (1L<<31)
@@ -5953,7 +5953,7 @@ struct l2_fhdr {
 #define BNX2_COM_CPU_STATE_FIO_ABORT_HALTED              (1L<<8)
 #define BNX2_COM_CPU_STATE_SOFT_HALTED                   (1L<<10)
 #define BNX2_COM_CPU_STATE_SPAD_UNDERFLOW                (1L<<11)
-#define BNX2_COM_CPU_STATE_INTERRRUPT                    (1L<<12)
+#define BNX2_COM_CPU_STATE_INTERRUPT                     (1L<<12)
 #define BNX2_COM_CPU_STATE_DATA_ACCESS_STALL             (1L<<14)
 #define BNX2_COM_CPU_STATE_INST_FETCH_STALL              (1L<<15)
 #define BNX2_COM_CPU_STATE_BLOCKED_READ                  (1L<<31)
@@ -6119,7 +6119,7 @@ struct l2_fhdr {
 #define BNX2_CP_CPU_STATE_FIO_ABORT_HALTED               (1L<<8)
 #define BNX2_CP_CPU_STATE_SOFT_HALTED                    (1L<<10)
 #define BNX2_CP_CPU_STATE_SPAD_UNDERFLOW                 (1L<<11)
-#define BNX2_CP_CPU_STATE_INTERRRUPT                     (1L<<12)
+#define BNX2_CP_CPU_STATE_INTERRUPT                      (1L<<12)
 #define BNX2_CP_CPU_STATE_DATA_ACCESS_STALL              (1L<<14)
 #define BNX2_CP_CPU_STATE_INST_FETCH_STALL               (1L<<15)
 #define BNX2_CP_CPU_STATE_BLOCKED_READ                   (1L<<31)
@@ -6291,7 +6291,7 @@ struct l2_fhdr {
 #define BNX2_MCP_CPU_STATE_FIO_ABORT_HALTED              (1L<<8)
 #define BNX2_MCP_CPU_STATE_SOFT_HALTED                   (1L<<10)
 #define BNX2_MCP_CPU_STATE_SPAD_UNDERFLOW                (1L<<11)
-#define BNX2_MCP_CPU_STATE_INTERRRUPT                    (1L<<12)
+#define BNX2_MCP_CPU_STATE_INTERRUPT                     (1L<<12)
 #define BNX2_MCP_CPU_STATE_DATA_ACCESS_STALL             (1L<<14)
 #define BNX2_MCP_CPU_STATE_INST_FETCH_STALL              (1L<<15)
 #define BNX2_MCP_CPU_STATE_BLOCKED_READ                  (1L<<31)
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 57339da76326..d7f879dfb1c9 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -2057,7 +2057,7 @@ static void sky2_hw_down(struct sky2_port *sky2)
 
         sky2_write8(hw, SK_REG(port, RX_GMF_CTRL_T), GMF_RST_SET);
 
-        /* Force any delayed status interrrupt and NAPI */
+        /* Force any delayed status interrupt and NAPI */
         sky2_write32(hw, STAT_LEV_TIMER_CNT, 0);
         sky2_write32(hw, STAT_TX_TIMER_CNT, 0);
         sky2_write32(hw, STAT_ISR_TIMER_CNT, 0);
diff --git a/drivers/net/wireless/ipw2x00/libipw_tx.c b/drivers/net/wireless/ipw2x00/libipw_tx.c
index 01c88a71abe1..e8c039879b05 100644
--- a/drivers/net/wireless/ipw2x00/libipw_tx.c
+++ b/drivers/net/wireless/ipw2x00/libipw_tx.c
@@ -395,7 +395,7 @@ netdev_tx_t libipw_xmit(struct sk_buff *skb, struct net_device *dev)
                     (CFG_LIBIPW_COMPUTE_FCS | CFG_LIBIPW_RESERVE_FCS))
                         bytes_per_frag -= LIBIPW_FCS_LEN;
 
-                /* Each fragment may need to have room for encryptiong
+                /* Each fragment may need to have room for encryption
                  * pre/postfix */
                 if (host_encrypt)
                         bytes_per_frag -= crypt->ops->extra_mpdu_prefix_len +
diff --git a/drivers/net/wireless/libertas_tf/deb_defs.h b/drivers/net/wireless/libertas_tf/deb_defs.h
index ae753962d8b5..4bd3dc5adf7c 100644
--- a/drivers/net/wireless/libertas_tf/deb_defs.h
+++ b/drivers/net/wireless/libertas_tf/deb_defs.h
@@ -3,7 +3,7 @@
   * global variable declaration.
   */
 #ifndef _LBS_DEB_DEFS_H_
-#define _LBS_DEB_EFS_H_
+#define _LBS_DEB_DEFS_H_
 
 #ifndef DRV_NAME
 #define DRV_NAME "libertas_tf"
diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c
index 56f12358389d..f8648b7288d5 100644
--- a/drivers/net/wireless/rtlwifi/pci.c
+++ b/drivers/net/wireless/rtlwifi/pci.c
@@ -488,7 +488,7 @@ static void _rtl_pci_tx_chk_waitq(struct ieee80211_hw *hw)
         struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
         struct sk_buff *skb = NULL;
         struct ieee80211_tx_info *info = NULL;
-        int tid; /* should be int */
+        int tid;
 
         if (!rtlpriv->rtlhal.earlymode_enable)
                 return;
@@ -1538,7 +1538,7 @@ static int rtl_pci_start(struct ieee80211_hw *hw)
 
         rtl_init_rx_config(hw);
 
-        /*should after adapter start and interrupt enable. */
+        /*should be after adapter start and interrupt enable. */
         set_hal_start(rtlhal);
 
         RT_CLEAR_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC);
@@ -1559,7 +1559,7 @@ static void rtl_pci_stop(struct ieee80211_hw *hw)
         u8 RFInProgressTimeOut = 0;
 
         /*
-         *should before disable interrrupt&adapter
+         *should be before disable interrupt&adapter
          *and will do it immediately.
          */
         set_hal_stop(rtlhal);
diff --git a/drivers/s390/cio/blacklist.c b/drivers/s390/cio/blacklist.c
index 76058a5166ed..08c66035dd19 100644
--- a/drivers/s390/cio/blacklist.c
+++ b/drivers/s390/cio/blacklist.c
@@ -335,10 +335,9 @@ cio_ignore_write(struct file *file, const char __user *user_buf,
                 return -EINVAL;
         if (user_len > 65536)
                 user_len = 65536;
-        buf = vmalloc (user_len + 1); /* maybe better use the stack? */
+        buf = vzalloc(user_len + 1); /* maybe better use the stack? */
         if (buf == NULL)
                 return -ENOMEM;
-        memset(buf, 0, user_len + 1);
 
         if (strncpy_from_user (buf, user_buf, user_len) < 0) {
                 rc = -EFAULT;
diff --git a/drivers/scsi/aacraid/src.c b/drivers/scsi/aacraid/src.c
index c20494660603..957595a7a45c 100644
--- a/drivers/scsi/aacraid/src.c
+++ b/drivers/scsi/aacraid/src.c
@@ -37,7 +37,6 @@
 #include <linux/slab.h>
 #include <linux/blkdev.h>
 #include <linux/delay.h>
-#include <linux/version.h>
 #include <linux/completion.h>
 #include <linux/time.h>
 #include <linux/interrupt.h>
diff --git a/drivers/scsi/aic94xx/aic94xx_dump.c b/drivers/scsi/aic94xx/aic94xx_dump.c
index 67eeba3bdb06..a16a77c8b9cf 100644
--- a/drivers/scsi/aic94xx/aic94xx_dump.c
+++ b/drivers/scsi/aic94xx/aic94xx_dump.c
@@ -29,7 +29,7 @@
  *
  */
 
-#include "linux/pci.h"
+#include <linux/pci.h>
 #include "aic94xx.h"
 #include "aic94xx_reg.h"
 #include "aic94xx_reg_def.h"
diff --git a/drivers/scsi/bfa/bfad_drv.h b/drivers/scsi/bfa/bfad_drv.h
index bda999ad9f52..5e19a5f820ec 100644
--- a/drivers/scsi/bfa/bfad_drv.h
+++ b/drivers/scsi/bfa/bfad_drv.h
@@ -27,7 +27,6 @@
 #define __BFAD_DRV_H__
 
 #include <linux/types.h>
-#include <linux/version.h>
 #include <linux/pci.h>
 #include <linux/dma-mapping.h>
 #include <linux/idr.h>
diff --git a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c
index bd22041e2789..f4aa6375339b 100644
--- a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c
+++ b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c
@@ -14,7 +14,6 @@
 
 #define pr_fmt(fmt) KBUILD_MODNAME ":%s: " fmt, __func__
 
-#include <linux/version.h>
 #include <linux/module.h>
 #include <linux/moduleparam.h>
 #include <scsi/scsi_host.h>
diff --git a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
index ae13c4993aa3..31c79bde6976 100644
--- a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
+++ b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
@@ -13,7 +13,6 @@
 
 #define pr_fmt(fmt) KBUILD_MODNAME ":%s: " fmt, __func__
 
-#include <linux/version.h>
 #include <linux/module.h>
 #include <linux/moduleparam.h>
 #include <scsi/scsi_host.h>
diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c
index 5d0e9a24ae94..34c8d82b7423 100644
--- a/drivers/scsi/fcoe/fcoe.c
+++ b/drivers/scsi/fcoe/fcoe.c
@@ -18,7 +18,6 @@
  */
 
 #include <linux/module.h>
-#include <linux/version.h>
 #include <linux/spinlock.h>
 #include <linux/netdevice.h>
 #include <linux/etherdevice.h>
diff --git a/drivers/scsi/isci/phy.c b/drivers/scsi/isci/phy.c
index 430fc8ff014a..09e61134037f 100644
--- a/drivers/scsi/isci/phy.c
+++ b/drivers/scsi/isci/phy.c
@@ -708,7 +708,7 @@ enum sci_status sci_phy_event_handler(struct isci_phy *iphy, u32 event_code)
                                  __func__,
                                  event_code);
 
-                        return SCI_FAILURE;;
+                        return SCI_FAILURE;
                 }
                 return SCI_SUCCESS;
         case SCI_PHY_SUB_AWAIT_SATA_SPEED_EN:
diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c
index 83035bd1c489..6825772cfd6a 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_base.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_base.c
@@ -42,7 +42,6 @@
  * USA.
  */
 
-#include <linux/version.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/errno.h>
diff --git a/drivers/scsi/mpt2sas/mpt2sas_config.c b/drivers/scsi/mpt2sas/mpt2sas_config.c
index 6861244249a3..2b1101076cfe 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_config.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_config.c
@@ -41,7 +41,6 @@
  * USA.
  */
 
-#include <linux/version.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
diff --git a/drivers/scsi/mpt2sas/mpt2sas_ctl.c b/drivers/scsi/mpt2sas/mpt2sas_ctl.c
index 38ed0260959d..246d5fbc6e5a 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_ctl.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_ctl.c
@@ -42,7 +42,6 @@
  * USA.
  */
 
-#include <linux/version.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/errno.h>
diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
index 6abd2fcc43e2..5202de3f3d3f 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
@@ -41,7 +41,6 @@
  * USA.
  */
 
-#include <linux/version.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
diff --git a/drivers/scsi/mvsas/mv_sas.h b/drivers/scsi/mvsas/mv_sas.h
index 44d7885a4a1d..44b474513223 100644
--- a/drivers/scsi/mvsas/mv_sas.h
+++ b/drivers/scsi/mvsas/mv_sas.h
@@ -43,7 +43,6 @@
 #include <scsi/scsi.h>
 #include <scsi/scsi_tcq.h>
 #include <scsi/sas_ata.h>
-#include <linux/version.h>
 #include "mv_defs.h"
 
 #define DRV_NAME                "mvsas"
diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c
index d079f9a3c6b3..b86db84d6f32 100644
--- a/drivers/scsi/pmcraid.c
+++ b/drivers/scsi/pmcraid.c
@@ -39,7 +39,6 @@
 #include <linux/module.h>
 #include <linux/moduleparam.h>
 #include <linux/hdreg.h>
-#include <linux/version.h>
 #include <linux/io.h>
 #include <linux/slab.h>
 #include <asm/irq.h>
diff --git a/drivers/scsi/pmcraid.h b/drivers/scsi/pmcraid.h
index f920baf3ff24..ca496c7474e3 100644
--- a/drivers/scsi/pmcraid.h
+++ b/drivers/scsi/pmcraid.h
@@ -24,7 +24,6 @@
 #ifndef _PMCRAID_H
 #define _PMCRAID_H
 
-#include <linux/version.h>
 #include <linux/types.h>
 #include <linux/completion.h>
 #include <linux/list.h>
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 909ed9ed24c0..441a1c5b8974 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -50,6 +50,7 @@ static int sg_version_num = 30534;	/* 2 digits for each component */
 #include <linux/delay.h>
 #include <linux/blktrace_api.h>
 #include <linux/mutex.h>
+#include <linux/ratelimit.h>
 
 #include "scsi.h"
 #include <scsi/scsi_dbg.h>
@@ -626,14 +627,15 @@ sg_write(struct file *filp, const char __user *buf, size_t count, loff_t * ppos)
          */
         if (hp->dxfer_direction == SG_DXFER_TO_FROM_DEV) {
                 static char cmd[TASK_COMM_LEN];
-                if (strcmp(current->comm, cmd) && printk_ratelimit()) {
-                        printk(KERN_WARNING
-                               "sg_write: data in/out %d/%d bytes for SCSI command 0x%x--"
-                               "guessing data in;\n   "
-                               "program %s not setting count and/or reply_len properly\n",
-                               old_hdr.reply_len - (int)SZ_SG_HEADER,
-                               input_size, (unsigned int) cmnd[0],
-                               current->comm);
+                if (strcmp(current->comm, cmd)) {
+                        printk_ratelimited(KERN_WARNING
+                                           "sg_write: data in/out %d/%d bytes "
+                                           "for SCSI command 0x%x-- guessing "
+                                           "data in;\n   program %s not setting "
+                                           "count and/or reply_len properly\n",
+                                           old_hdr.reply_len - (int)SZ_SG_HEADER,
+                                           input_size, (unsigned int) cmnd[0],
+                                           current->comm);
                         strcpy(cmd, current->comm);
                 }
         }
diff --git a/drivers/staging/iio/addac/adt7316-i2c.c b/drivers/staging/iio/addac/adt7316-i2c.c
index 52d1ea349635..1c86cf11ab94 100644
--- a/drivers/staging/iio/addac/adt7316-i2c.c
+++ b/drivers/staging/iio/addac/adt7316-i2c.c
@@ -109,7 +109,7 @@ static int __devinit adt7316_i2c_probe(struct i2c_client *client,
 
 static int __devexit adt7316_i2c_remove(struct i2c_client *client)
 {
-        return adt7316_remove(&client->dev);;
+        return adt7316_remove(&client->dev);
 }
 
 static const struct i2c_device_id adt7316_i2c_id[] = {
diff --git a/drivers/staging/iio/dds/ad9832.c b/drivers/staging/iio/dds/ad9832.c
index e3e61a469bb8..6f0efe6580e7 100644
--- a/drivers/staging/iio/dds/ad9832.c
+++ b/drivers/staging/iio/dds/ad9832.c
@@ -52,7 +52,7 @@ static int ad9832_write_frequency(struct ad9832_state *st,
                                         ((addr - 3) << ADD_SHIFT) |
                                         ((regval >> 0) & 0xFF));
 
-        return spi_sync(st->spi, &st->freq_msg);;
+        return spi_sync(st->spi, &st->freq_msg);
 }
 
 static int ad9832_write_phase(struct ad9832_state *st,
diff --git a/drivers/target/target_core_alua.c b/drivers/target/target_core_alua.c
index 98c98a3a0250..007c6c298b8b 100644
--- a/drivers/target/target_core_alua.c
+++ b/drivers/target/target_core_alua.c
@@ -24,7 +24,6 @@
  *
  ******************************************************************************/
 
-#include <linux/version.h>
 #include <linux/slab.h>
 #include <linux/spinlock.h>
 #include <linux/configfs.h>
diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c
index b2575d8568cc..f37e2b9cbbd7 100644
--- a/drivers/target/target_core_configfs.c
+++ b/drivers/target/target_core_configfs.c
@@ -23,7 +23,6 @@
 
 #include <linux/module.h>
 #include <linux/moduleparam.h>
-#include <linux/version.h>
 #include <generated/utsrelease.h>
 #include <linux/utsname.h>
 #include <linux/init.h>
diff --git a/drivers/target/target_core_fabric_configfs.c b/drivers/target/target_core_fabric_configfs.c
index 55bbe0847a6d..09b6f8729f91 100644
--- a/drivers/target/target_core_fabric_configfs.c
+++ b/drivers/target/target_core_fabric_configfs.c
@@ -22,7 +22,6 @@
 
 #include <linux/module.h>
 #include <linux/moduleparam.h>
-#include <linux/version.h>
 #include <generated/utsrelease.h>
 #include <linux/utsname.h>
 #include <linux/init.h>
diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c
index bc1b33639b8d..99c9db003394 100644
--- a/drivers/target/target_core_file.c
+++ b/drivers/target/target_core_file.c
@@ -26,7 +26,6 @@
  *
  ******************************************************************************/
 
-#include <linux/version.h>
 #include <linux/string.h>
 #include <linux/parser.h>
 #include <linux/timer.h>
diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c
index 7e1234105442..7f0cc53b4581 100644
--- a/drivers/target/target_core_iblock.c
+++ b/drivers/target/target_core_iblock.c
@@ -27,7 +27,6 @@
  *
  ******************************************************************************/
 
-#include <linux/version.h>
 #include <linux/string.h>
 #include <linux/parser.h>
 #include <linux/timer.h>
diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c
index 7fd3a161f7cc..0c4f783f924c 100644
--- a/drivers/target/target_core_pr.c
+++ b/drivers/target/target_core_pr.c
@@ -25,7 +25,6 @@
  *
  ******************************************************************************/
 
-#include <linux/version.h>
 #include <linux/slab.h>
 #include <linux/spinlock.h>
 #include <linux/list.h>
diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c
index 2b7b0da9146d..77d725886410 100644
--- a/drivers/target/target_core_pscsi.c
+++ b/drivers/target/target_core_pscsi.c
@@ -26,7 +26,6 @@
  *
  ******************************************************************************/
 
-#include <linux/version.h>
 #include <linux/string.h>
 #include <linux/parser.h>
 #include <linux/timer.h>
diff --git a/drivers/target/target_core_rd.c b/drivers/target/target_core_rd.c
index e567e129c697..1ab69f32e664 100644
--- a/drivers/target/target_core_rd.c
+++ b/drivers/target/target_core_rd.c
@@ -27,7 +27,6 @@
  *
  ******************************************************************************/
 
-#include <linux/version.h>
 #include <linux/string.h>
 #include <linux/parser.h>
 #include <linux/timer.h>
diff --git a/drivers/target/target_core_stat.c b/drivers/target/target_core_stat.c
index a8d6e1dee938..874152aed94a 100644
--- a/drivers/target/target_core_stat.c
+++ b/drivers/target/target_core_stat.c
@@ -32,7 +32,6 @@
 #include <linux/delay.h>
 #include <linux/timer.h>
 #include <linux/string.h>
-#include <linux/version.h>
 #include <generated/utsrelease.h>
 #include <linux/utsname.h>
 #include <linux/proc_fs.h>
diff --git a/drivers/target/target_core_tmr.c b/drivers/target/target_core_tmr.c
index 27d4925e51c3..662473c54043 100644
--- a/drivers/target/target_core_tmr.c
+++ b/drivers/target/target_core_tmr.c
@@ -24,7 +24,6 @@
  *
  ******************************************************************************/
 
-#include <linux/version.h>
 #include <linux/slab.h>
 #include <linux/spinlock.h>
 #include <linux/list.h>
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index 8d0c58ea6316..0304e765158e 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -26,7 +26,6 @@
  *
  ******************************************************************************/
 
-#include <linux/version.h>
 #include <linux/net.h>
 #include <linux/delay.h>
 #include <linux/string.h>
diff --git a/drivers/target/target_core_ua.c b/drivers/target/target_core_ua.c
index 31e3c652527e..50a480db7a66 100644
--- a/drivers/target/target_core_ua.c
+++ b/drivers/target/target_core_ua.c
@@ -24,7 +24,6 @@
  *
  ******************************************************************************/
 
-#include <linux/version.h>
 #include <linux/slab.h>
 #include <linux/spinlock.h>
 #include <scsi/scsi.h>
diff --git a/drivers/target/tcm_fc/tfc_cmd.c b/drivers/target/tcm_fc/tfc_cmd.c
index 5654dc22f7ae..3633f6968f85 100644
--- a/drivers/target/tcm_fc/tfc_cmd.c
+++ b/drivers/target/tcm_fc/tfc_cmd.c
@@ -19,7 +19,6 @@
 
 #include <linux/module.h>
 #include <linux/moduleparam.h>
-#include <linux/version.h>
 #include <generated/utsrelease.h>
 #include <linux/utsname.h>
 #include <linux/init.h>
diff --git a/drivers/target/tcm_fc/tfc_conf.c b/drivers/target/tcm_fc/tfc_conf.c
index b15879d43e22..ea30e3fe4024 100644
--- a/drivers/target/tcm_fc/tfc_conf.c
+++ b/drivers/target/tcm_fc/tfc_conf.c
@@ -23,7 +23,6 @@
 
 #include <linux/module.h>
 #include <linux/moduleparam.h>
-#include <linux/version.h>
 #include <generated/utsrelease.h>
 #include <linux/utsname.h>
 #include <linux/init.h>
diff --git a/drivers/target/tcm_fc/tfc_io.c b/drivers/target/tcm_fc/tfc_io.c
index c37f4cd96452..ea0e7afe7492 100644
--- a/drivers/target/tcm_fc/tfc_io.c
+++ b/drivers/target/tcm_fc/tfc_io.c
@@ -28,7 +28,6 @@
 
 #include <linux/module.h>
 #include <linux/moduleparam.h>
-#include <linux/version.h>
 #include <generated/utsrelease.h>
 #include <linux/utsname.h>
 #include <linux/init.h>
diff --git a/drivers/target/tcm_fc/tfc_sess.c b/drivers/target/tcm_fc/tfc_sess.c
index dbb5eaeee399..326921385aff 100644
--- a/drivers/target/tcm_fc/tfc_sess.c
+++ b/drivers/target/tcm_fc/tfc_sess.c
@@ -19,7 +19,6 @@
 
 #include <linux/module.h>
 #include <linux/moduleparam.h>
-#include <linux/version.h>
 #include <generated/utsrelease.h>
 #include <linux/utsname.h>
 #include <linux/init.h>
diff --git a/drivers/tty/serial/mrst_max3110.c b/drivers/tty/serial/mrst_max3110.c
index 23bc743f2a22..492c14d63e99 100644
--- a/drivers/tty/serial/mrst_max3110.c
+++ b/drivers/tty/serial/mrst_max3110.c
@@ -23,7 +23,7 @@
  *    1 word. If SPI master controller doesn't support sclk frequency change,
  *    then the char need be sent out one by one with some delay
  *
- * 2. Currently only RX available interrrupt is used, no need for waiting TXE
+ * 2. Currently only RX available interrupt is used, no need for waiting TXE
  *    interrupt for a low speed UART device
  */
 
diff --git a/drivers/usb/gadget/langwell_udc.c b/drivers/usb/gadget/langwell_udc.c
index a06e2c27b435..ff4d40d77c30 100644
--- a/drivers/usb/gadget/langwell_udc.c
+++ b/drivers/usb/gadget/langwell_udc.c
@@ -2969,7 +2969,7 @@ static irqreturn_t langwell_irq(int irq, void *_dev)
                 handle_port_change(dev);
         }
 
-        /* suspend interrrupt */
+        /* suspend interrupt */
         if (irq_sts & STS_SLI) {
                 dev_vdbg(&dev->pdev->dev, "suspend interrupt\n");
                 handle_bus_suspend(dev);
diff --git a/drivers/usb/gadget/mv_udc_core.c b/drivers/usb/gadget/mv_udc_core.c
index ce1ac2bcb314..0b3b8d0462db 100644
--- a/drivers/usb/gadget/mv_udc_core.c
+++ b/drivers/usb/gadget/mv_udc_core.c
@@ -335,7 +335,7 @@ static int queue_dtd(struct mv_ep *ep, struct mv_req *req)
         } else {
                 /* Write dQH next pointer and terminate bit to 0 */
                 dqh->next_dtd_ptr = req->head->td_dma
-                        & EP_QUEUE_HEAD_NEXT_POINTER_MASK;;
+                        & EP_QUEUE_HEAD_NEXT_POINTER_MASK;
                 dqh->size_ioc_int_sts = 0;
 
                 /* Ensure that updates to the QH will occur before priming. */
@@ -376,7 +376,7 @@ static int queue_dtd(struct mv_ep *ep, struct mv_req *req)
                 }
         }
 done:
-        return retval;;
+        return retval;
 }
 
 static struct mv_dtd *build_dtd(struct mv_req *req, unsigned *length,
diff --git a/drivers/usb/gadget/net2280.c b/drivers/usb/gadget/net2280.c
index 3dd40b4e675c..a218a4de5dc9 100644
--- a/drivers/usb/gadget/net2280.c
+++ b/drivers/usb/gadget/net2280.c
@@ -2481,7 +2481,7 @@ static void handle_stat1_irqs (struct net2280 *dev, u32 stat)
         mask = (1 << HIGH_SPEED) | (1 << FULL_SPEED);
 
         /* VBUS disconnect is indicated by VBUS_PIN and VBUS_INTERRUPT set.
-         * Root Port Reset is indicated by ROOT_PORT_RESET_INTERRRUPT set and
+         * Root Port Reset is indicated by ROOT_PORT_RESET_INTERRUPT set and
          * both HIGH_SPEED and FULL_SPEED clear (as ROOT_PORT_RESET_INTERRUPT
          * only indicates a change in the reset state).
          */
diff --git a/drivers/usb/gadget/uvc.h b/drivers/usb/gadget/uvc.h
index 5b7919460fd2..81971fbc7ea5 100644
--- a/drivers/usb/gadget/uvc.h
+++ b/drivers/usb/gadget/uvc.h
@@ -56,6 +56,7 @@ struct uvc_event
 #include <linux/usb.h>  /* For usb_endpoint_* */
 #include <linux/usb/gadget.h>
 #include <linux/videodev2.h>
+#include <linux/version.h>
 #include <media/v4l2-fh.h>
 
 #include "uvc_queue.h"
diff --git a/drivers/usb/gadget/uvc_v4l2.c b/drivers/usb/gadget/uvc_v4l2.c
index 52f8f9e513af..cfb58384394d 100644
--- a/drivers/usb/gadget/uvc_v4l2.c
+++ b/drivers/usb/gadget/uvc_v4l2.c
@@ -16,7 +16,6 @@
 #include <linux/errno.h>
 #include <linux/list.h>
 #include <linux/mutex.h>
-#include <linux/version.h>
 #include <linux/videodev2.h>
 #include <linux/vmalloc.h>
 #include <linux/wait.h>
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index e81820370d6f..fe8d14cac436 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -704,7 +704,7 @@ static void rxstate(struct musb *musb, struct musb_request *req)
          * most these gadgets, end of is signified either by a short packet,
          * or filling the last byte of the buffer.  (Sending extra data in
          * that last pckate should trigger an overflow fault.)  But in mode 1,
-         * we don't get DMA completion interrrupt for short packets.
+         * we don't get DMA completion interrupt for short packets.
          *
          * Theoretically, we could enable DMAReq irq (MUSB_RXCSR_DMAMODE = 1),
          * to get endpoint interrupt on every DMA req, but that didn't seem
diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c
index 40abedbc5943..3524a105d042 100644
--- a/drivers/usb/serial/mos7720.c
+++ b/drivers/usb/serial/mos7720.c
@@ -2006,7 +2006,6 @@ static int mos7720_ioctl(struct tty_struct *tty,
                 dbg("%s (%d) TIOCSERGETLSR", __func__,  port->number);
                 return get_lsr_info(tty, mos7720_port,
                                         (unsigned int __user *)arg);
-                return 0;
 
         /* FIXME: These should be using the mode methods */
         case TIOCMBIS:
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
index 7b50aa122752..c72abd524983 100644
--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -2263,7 +2263,6 @@ static int mos7840_ioctl(struct tty_struct *tty,
         case TIOCSERGETLSR:
                 dbg("%s (%d) TIOCSERGETLSR", __func__, port->number);
                 return mos7840_get_lsr_info(tty, argp);
-                return 0;
 
         case TIOCGSERIAL:
                 dbg("%s (%d) TIOCGSERIAL", __func__, port->number);
diff --git a/drivers/usb/storage/realtek_cr.c b/drivers/usb/storage/realtek_cr.c
index 34adc4b42ceb..6fd13068481b 100644
--- a/drivers/usb/storage/realtek_cr.c
+++ b/drivers/usb/storage/realtek_cr.c
@@ -25,7 +25,6 @@
 #include <linux/kthread.h>
 #include <linux/sched.h>
 #include <linux/kernel.h>
-#include <linux/version.h>
 
 #include <scsi/scsi.h>
 #include <scsi/scsi_cmnd.h>
diff --git a/drivers/uwb/uwb-internal.h b/drivers/uwb/uwb-internal.h
index 157485c862c0..a7494bf10081 100644
--- a/drivers/uwb/uwb-internal.h
+++ b/drivers/uwb/uwb-internal.h
@@ -28,7 +28,6 @@
 #ifndef __UWB_INTERNAL_H__
 #define __UWB_INTERNAL_H__
 
-#include <linux/version.h>
 #include <linux/kernel.h>
 #include <linux/device.h>
 #include <linux/uwb.h>
diff --git a/fs/coda/coda_linux.h b/fs/coda/coda_linux.h
index 44e17e9c21ae..cc0ea9fe5ecf 100644
--- a/fs/coda/coda_linux.h
+++ b/fs/coda/coda_linux.h
@@ -59,12 +59,11 @@ void coda_sysctl_clean(void);
 
 #define CODA_ALLOC(ptr, cast, size) do { \
     if (size < PAGE_SIZE) \
-        ptr = kmalloc((unsigned long) size, GFP_KERNEL); \
+        ptr = kzalloc((unsigned long) size, GFP_KERNEL); \
     else \
-        ptr = (cast)vmalloc((unsigned long) size); \
+        ptr = (cast)vzalloc((unsigned long) size); \
     if (!ptr) \
         printk("kernel malloc returns 0 at %s:%d\n", __FILE__, __LINE__); \
-    else memset( ptr, 0, size ); \
 } while (0)
 
 
diff --git a/fs/eventpoll.c b/fs/eventpoll.c
index fe047d966dc5..9026fc91fe3b 100644
--- a/fs/eventpoll.c
+++ b/fs/eventpoll.c
@@ -700,7 +700,7 @@ static const struct file_operations eventpoll_fops = {
         .llseek         = noop_llseek,
 };
 
-/* Fast test to see if the file is an evenpoll file */
+/* Fast test to see if the file is an eventpoll file */
 static inline int is_file_epoll(struct file *f)
 {
         return f->f_op == &eventpoll_fops;
diff --git a/fs/reiserfs/journal.c b/fs/reiserfs/journal.c
index a159ba5a35e7..eb711060a6f2 100644
--- a/fs/reiserfs/journal.c
+++ b/fs/reiserfs/journal.c
@@ -291,14 +291,13 @@ int reiserfs_allocate_list_bitmaps(struct super_block *sb,
         for (i = 0; i < JOURNAL_NUM_BITMAPS; i++) {
                 jb = jb_array + i;
                 jb->journal_list = NULL;
-                jb->bitmaps = vmalloc(mem);
+                jb->bitmaps = vzalloc(mem);
                 if (!jb->bitmaps) {
                         reiserfs_warning(sb, "clm-2000", "unable to "
                                          "allocate bitmaps for journal lists");
                         failed = 1;
                         break;
                 }
-                memset(jb->bitmaps, 0, mem);
         }
         if (failed) {
                 free_list_bitmaps(sb, jb_array);
@@ -353,11 +352,10 @@ static struct reiserfs_journal_cnode *allocate_cnodes(int num_cnodes)
         if (num_cnodes <= 0) {
                 return NULL;
         }
-        head = vmalloc(num_cnodes * sizeof(struct reiserfs_journal_cnode));
+        head = vzalloc(num_cnodes * sizeof(struct reiserfs_journal_cnode));
         if (!head) {
                 return NULL;
         }
-        memset(head, 0, num_cnodes * sizeof(struct reiserfs_journal_cnode));
         head[0].prev = NULL;
         head[0].next = head + 1;
         for (i = 1; i < num_cnodes; i++) {
@@ -2685,14 +2683,13 @@ int journal_init(struct super_block *sb, const char *j_dev_name,
          * dependency inversion warnings.
          */
         reiserfs_write_unlock(sb);
-        journal = SB_JOURNAL(sb) = vmalloc(sizeof(struct reiserfs_journal));
+        journal = SB_JOURNAL(sb) = vzalloc(sizeof(struct reiserfs_journal));
         if (!journal) {
                 reiserfs_warning(sb, "journal-1256",
                                  "unable to get memory for journal structure");
                 reiserfs_write_lock(sb);
                 return 1;
         }
-        memset(journal, 0, sizeof(struct reiserfs_journal));
         INIT_LIST_HEAD(&journal->j_bitmap_nodes);
         INIT_LIST_HEAD(&journal->j_prealloc_list);
         INIT_LIST_HEAD(&journal->j_working_list);
diff --git a/fs/reiserfs/resize.c b/fs/reiserfs/resize.c
index b6b9b1fe33b0..7483279b482d 100644
--- a/fs/reiserfs/resize.c
+++ b/fs/reiserfs/resize.c
@@ -111,15 +111,13 @@ int reiserfs_resize(struct super_block *s, unsigned long block_count_new)
                 /* allocate additional bitmap blocks, reallocate array of bitmap
                  * block pointers */
                 bitmap =
-                    vmalloc(sizeof(struct reiserfs_bitmap_info) * bmap_nr_new);
+                    vzalloc(sizeof(struct reiserfs_bitmap_info) * bmap_nr_new);
                 if (!bitmap) {
                         /* Journal bitmaps are still supersized, but the memory isn't
                          * leaked, so I guess it's ok */
                         printk("reiserfs_resize: unable to allocate memory.\n");
                         return -ENOMEM;
                 }
-                memset(bitmap, 0,
-                       sizeof(struct reiserfs_bitmap_info) * bmap_nr_new);
                 for (i = 0; i < bmap_nr; i++)
                         bitmap[i] = old_bitmap[i];
 
diff --git a/fs/xfs/kmem.h b/fs/xfs/kmem.h
index f7c8f7a9ea6d..292eff198030 100644
--- a/fs/xfs/kmem.h
+++ b/fs/xfs/kmem.h
@@ -61,12 +61,7 @@ extern void  kmem_free(const void *);
 
 static inline void *kmem_zalloc_large(size_t size)
 {
-        void *ptr;
-
-        ptr = vmalloc(size);
-        if (ptr)
-                memset(ptr, 0, size);
-        return ptr;
+        return vzalloc(size);
 }
 static inline void kmem_free_large(void *ptr)
 {
diff --git a/include/linux/ceph/messenger.h b/include/linux/ceph/messenger.h
index d7adf151d335..ca768ae729b4 100644
--- a/include/linux/ceph/messenger.h
+++ b/include/linux/ceph/messenger.h
@@ -6,7 +6,6 @@
 #include <linux/net.h>
 #include <linux/radix-tree.h>
 #include <linux/uio.h>
-#include <linux/version.h>
 #include <linux/workqueue.h>
 
 #include "types.h"
diff --git a/include/linux/drbd_tag_magic.h b/include/linux/drbd_tag_magic.h
index 069543190516..81f52f2c5724 100644
--- a/include/linux/drbd_tag_magic.h
+++ b/include/linux/drbd_tag_magic.h
@@ -28,7 +28,7 @@ enum packet_types {
 #define NL_STRING(pn, pr, member, len)  \
         unsigned char member[len]; int member ## _len; \
         int tag_and_len ## member;
-#include "linux/drbd_nl.h"
+#include <linux/drbd_nl.h>
 
 /* declare tag-list-sizes */
 static const int tag_list_sizes[] = {
diff --git a/include/media/pwc-ioctl.h b/include/media/pwc-ioctl.h
index 0f19779c4634..1ed1e616fe33 100644
--- a/include/media/pwc-ioctl.h
+++ b/include/media/pwc-ioctl.h
@@ -53,7 +53,6 @@
  */
 
 #include <linux/types.h>
-#include <linux/version.h>
 
 /* Enumeration of image sizes */
 #define PSZ_SQCIF       0x00
diff --git a/kernel/async.c b/kernel/async.c
index d5fe7af0de2e..4c2843c0043e 100644
--- a/kernel/async.c
+++ b/kernel/async.c
@@ -120,7 +120,7 @@ static void async_run_entry_fn(struct work_struct *work)
         struct async_entry *entry =
                 container_of(work, struct async_entry, work);
         unsigned long flags;
-        ktime_t calltime, delta, rettime;
+        ktime_t uninitialized_var(calltime), delta, rettime;
 
         /* 1) move self to the running queue */
         spin_lock_irqsave(&async_lock, flags);
@@ -269,7 +269,7 @@ EXPORT_SYMBOL_GPL(async_synchronize_full_domain);
 void async_synchronize_cookie_domain(async_cookie_t cookie,
                                      struct list_head *running)
 {
-        ktime_t starttime, delta, endtime;
+        ktime_t uninitialized_var(starttime), delta, endtime;
 
         if (initcall_debug && system_state == SYSTEM_BOOTING) {
                 printk(KERN_DEBUG "async_waiting @ %i\n", task_pid_nr(current));
diff --git a/kernel/futex.c b/kernel/futex.c
index 11cbe052b2e8..1511dff0cfd6 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -854,7 +854,7 @@ static int wake_futex_pi(u32 __user *uaddr, u32 uval, struct futex_q *this)
 {
         struct task_struct *new_owner;
         struct futex_pi_state *pi_state = this->pi_state;
-        u32 curval, newval;
+        u32 uninitialized_var(curval), newval;
 
         if (!pi_state)
                 return -EINVAL;
@@ -916,7 +916,7 @@ static int wake_futex_pi(u32 __user *uaddr, u32 uval, struct futex_q *this)
 
 static int unlock_futex_pi(u32 __user *uaddr, u32 uval)
 {
-        u32 oldval;
+        u32 uninitialized_var(oldval);
 
         /*
          * There is no waiter, so we unlock the futex. The owner died
@@ -1576,7 +1576,7 @@ static int fixup_pi_state_owner(u32 __user *uaddr, struct futex_q *q,
         u32 newtid = task_pid_vnr(newowner) | FUTEX_WAITERS;
         struct futex_pi_state *pi_state = q->pi_state;
         struct task_struct *oldowner = pi_state->owner;
-        u32 uval, curval, newval;
+        u32 uval, uninitialized_var(curval), newval;
         int ret;
 
         /* Owner died? */
@@ -1793,7 +1793,7 @@ static void futex_wait_queue_me(struct futex_hash_bucket *hb, struct futex_q *q,
  *
  * Returns:
  *  0 - uaddr contains val and hb has been locked
- * <1 - -EFAULT or -EWOULDBLOCK (uaddr does not contain val) and hb is unlcoked
+ * <1 - -EFAULT or -EWOULDBLOCK (uaddr does not contain val) and hb is unlocked
  */
 static int futex_wait_setup(u32 __user *uaddr, u32 val, unsigned int flags,
                            struct futex_q *q, struct futex_hash_bucket **hb)
@@ -2481,7 +2481,7 @@ err_unlock:
  */
 int handle_futex_death(u32 __user *uaddr, struct task_struct *curr, int pi)
 {
-        u32 uval, nval, mval;
+        u32 uval, uninitialized_var(nval), mval;
 
 retry:
         if (get_user(uval, uaddr))
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index c0cb9c4bc46d..d0324986a3b0 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -117,31 +117,31 @@ config DEBUG_SECTION_MISMATCH
         help
           The section mismatch analysis checks if there are illegal
           references from one section to another section.
-          Linux will during link or during runtime drop some sections
-          and any use of code/data previously in these sections will
+          During linktime or runtime, some sections are dropped;
+          any use of code/data previously in these sections would
           most likely result in an oops.
-          In the code functions and variables are annotated with
-          __init, __devinit etc. (see full list in include/linux/init.h)
+          In the code, functions and variables are annotated with
+          __init, __devinit, etc. (see the full list in include/linux/init.h),
           which results in the code/data being placed in specific sections.
-          The section mismatch analysis is always done after a full
-          kernel build but enabling this option will in addition
-          do the following:
-          - Add the option -fno-inline-functions-called-once to gcc
-            When inlining a function annotated __init in a non-init
-            function we would lose the section information and thus
+          The section mismatch analysis is always performed after a full
+          kernel build, and enabling this option causes the following
+          additional steps to occur:
+          - Add the option -fno-inline-functions-called-once to gcc commands.
+            When inlining a function annotated with __init in a non-init
+            function, we would lose the section information and thus
             the analysis would not catch the illegal reference.
-            This option tells gcc to inline less but will also
-            result in a larger kernel.
-          - Run the section mismatch analysis for each module/built-in.o
-            When we run the section mismatch analysis on vmlinux.o we
+            This option tells gcc to inline less (but it does result in
+            a larger kernel).
+          - Run the section mismatch analysis for each module/built-in.o file.
+            When we run the section mismatch analysis on vmlinux.o, we
             lose valueble information about where the mismatch was
             introduced.
             Running the analysis for each module/built-in.o file
-            will tell where the mismatch happens much closer to the
-            source. The drawback is that we will report the same
-            mismatch at least twice.
-          - Enable verbose reporting from modpost to help solving
-            the section mismatches reported.
+            tells where the mismatch happens much closer to the
+            source. The drawback is that the same mismatch is
+            reported at least twice.
+          - Enable verbose reporting from modpost in order to help resolve
+            the section mismatches that are reported.
 
 config DEBUG_KERNEL
         bool "Kernel debugging"
@@ -835,7 +835,7 @@ config DEBUG_CREDENTIALS
 
 #
 # Select this config option from the architecture Kconfig, if it
-# it is preferred to always offer frame pointers as a config
+# is preferred to always offer frame pointers as a config
 # option on the architecture (regardless of KERNEL_DEBUG):
 #
 config ARCH_WANT_FRAME_POINTERS
diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index 75ca78f3a8c9..79fc20b65e74 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -14,7 +14,6 @@
 #include <linux/module.h>
 #include <linux/moduleparam.h>
 #include <linux/kallsyms.h>
-#include <linux/version.h>
 #include <linux/types.h>
 #include <linux/mutex.h>
 #include <linux/proc_fs.h>
diff --git a/lib/idr.c b/lib/idr.c
index db040ce3fa73..5acf9bb10968 100644
--- a/lib/idr.c
+++ b/lib/idr.c
@@ -860,7 +860,7 @@ EXPORT_SYMBOL(ida_get_new_above);
  * and go back to the idr_pre_get() call.  If the idr is full, it will
  * return %-ENOSPC.
  *
- * @id returns a value in the range %0 ... %0x7fffffff.
+ * @p_id returns a value in the range %0 ... %0x7fffffff.
  */
 int ida_get_new(struct ida *ida, int *p_id)
 {
diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c
index 39d216d535ea..6bdc67dbbc28 100644
--- a/mm/page_cgroup.c
+++ b/mm/page_cgroup.c
@@ -513,11 +513,10 @@ int swap_cgroup_swapon(int type, unsigned long max_pages)
         length = DIV_ROUND_UP(max_pages, SC_PER_PAGE);
         array_size = length * sizeof(void *);
 
-        array = vmalloc(array_size);
+        array = vzalloc(array_size);
         if (!array)
                 goto nomem;
 
-        memset(array, 0, array_size);
         ctrl = &swap_cgroup_ctrl[type];
         mutex_lock(&swap_cgroup_mutex);
         ctrl->length = length;
diff --git a/mm/vmscan.c b/mm/vmscan.c
index b55699cd9067..9fdfce7ba403 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1416,7 +1416,7 @@ static inline bool should_reclaim_stall(unsigned long nr_taken,
         if (sc->reclaim_mode & RECLAIM_MODE_SINGLE)
                 return false;
 
-        /* If we have relaimed everything on the isolated list, no stall */
+        /* If we have reclaimed everything on the isolated list, no stall */
         if (nr_freed == nr_taken)
                 return false;
 
diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c
index b0869fe3633b..71441b934ffd 100644
--- a/net/netfilter/x_tables.c
+++ b/net/netfilter/x_tables.c
@@ -776,12 +776,11 @@ static int xt_jumpstack_alloc(struct xt_table_info *i)
 
         size = sizeof(void **) * nr_cpu_ids;
         if (size > PAGE_SIZE)
-                i->jumpstack = vmalloc(size);
+                i->jumpstack = vzalloc(size);
         else
-                i->jumpstack = kmalloc(size, GFP_KERNEL);
+                i->jumpstack = kzalloc(size, GFP_KERNEL);
         if (i->jumpstack == NULL)
                 return -ENOMEM;
-        memset(i->jumpstack, 0, size);
 
         i->stacksize *= xt_jumpstack_multiplier;
         size = sizeof(void *) * i->stacksize;
diff --git a/net/rds/ib_cm.c b/net/rds/ib_cm.c
index cd67026be2d5..51c868923f64 100644
--- a/net/rds/ib_cm.c
+++ b/net/rds/ib_cm.c
@@ -375,23 +375,21 @@ static int rds_ib_setup_qp(struct rds_connection *conn)
                 goto out;
         }
 
-        ic->i_sends = vmalloc_node(ic->i_send_ring.w_nr * sizeof(struct rds_ib_send_work),
+        ic->i_sends = vzalloc_node(ic->i_send_ring.w_nr * sizeof(struct rds_ib_send_work),
                                    ibdev_to_node(dev));
         if (!ic->i_sends) {
                 ret = -ENOMEM;
                 rdsdebug("send allocation failed\n");
                 goto out;
         }
-        memset(ic->i_sends, 0, ic->i_send_ring.w_nr * sizeof(struct rds_ib_send_work));
 
-        ic->i_recvs = vmalloc_node(ic->i_recv_ring.w_nr * sizeof(struct rds_ib_recv_work),
+        ic->i_recvs = vzalloc_node(ic->i_recv_ring.w_nr * sizeof(struct rds_ib_recv_work),
                                    ibdev_to_node(dev));
         if (!ic->i_recvs) {
                 ret = -ENOMEM;
                 rdsdebug("recv allocation failed\n");
                 goto out;
         }
-        memset(ic->i_recvs, 0, ic->i_recv_ring.w_nr * sizeof(struct rds_ib_recv_work));
 
         rds_ib_recv_init_ack(ic);
 
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 3dfc47134e51..0b3e35c9ef08 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2932,11 +2932,11 @@ sub process {
                                 }
                         }
                         if ($level == 0 && $block =~ /^\s*\{/ && !$allowed) {
-                                my $herectx = $here . "\n";;
+                                my $herectx = $here . "\n";
                                 my $cnt = statement_rawlines($block);
 
                                 for (my $n = 0; $n < $cnt; $n++) {
-                                        $herectx .= raw_line($linenr, $n) . "\n";;
+                                        $herectx .= raw_line($linenr, $n) . "\n";
                                 }
 
                                 WARN("BRACES",