linux/drivers
Nikanth Karthikesan bb521c5de0 /dev/zero: avoid repeated access_ok() checks
In read_zero, we check for access_ok() once for the count bytes.  It is
unnecessarily checked again in clear_user.  Use __clear_user, which does
not check for access_ok().

Signed-off-by: Nikanth Karthikesan <knikanth@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-09-24 07:21:03 -07:00
..
accessibility
acpi ACPI: remove cpumask_t usage 2009-09-24 09:34:38 +09:30
amba
ata trivial: fix comment typo in drivers/ata/pata_hpt37x.c 2009-09-21 15:15:53 +02:00
atm
auxdisplay
base mm: oom analysis: add shmem vmstat 2009-09-22 07:17:27 -07:00
block Merge git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus 2009-09-23 09:23:45 -07:00
bluetooth
cdrom const: make block_device_operations const 2009-09-22 07:17:25 -07:00
char /dev/zero: avoid repeated access_ok() checks 2009-09-24 07:21:03 -07:00
clocksource
connector proc connector: add event for process becoming session leader 2009-09-23 07:39:29 -07:00
cpufreq
cpuidle cpuidle: menu governor: reduce latency on exit 2009-09-22 07:17:45 -07:00
crypto
dca
dio
dma
edac trivial: fix typo "for for" in multiple files 2009-09-21 15:14:54 +02:00
eisa
firewire Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6 2009-09-23 09:43:22 -07:00
firmware mm: don't use alloc_bootmem_low() where not strictly needed 2009-09-22 07:17:38 -07:00
gpio Merge branch 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging 2009-09-23 09:30:48 -07:00
gpu Merge branch 'drm-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6 2009-09-23 10:09:18 -07:00
hid Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid 2009-09-22 07:51:28 -07:00
hwmon Merge branch 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging 2009-09-23 15:20:16 -07:00
i2c Merge branch 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging 2009-09-23 09:30:48 -07:00
ide Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6 2009-09-23 09:32:11 -07:00
idle
ieee1394 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6 2009-09-23 09:43:22 -07:00
ieee802154
infiniband walk system ram range 2009-09-23 07:39:41 -07:00
input input: fix build failures caused by Kconfig Winbond WPCD376I Consumer IR hardware driver Kconfig entry 2009-09-24 07:20:56 -07:00
isdn seq_file: constify seq_operations 2009-09-23 07:39:29 -07:00
leds Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input 2009-09-23 15:39:36 -07:00
lguest Merge git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus 2009-09-23 09:23:45 -07:00
macintosh trivial: remove unnecessary semicolons 2009-09-21 15:14:58 +02:00
mca
md Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial 2009-09-22 07:51:45 -07:00
media headers: utsname.h redux 2009-09-23 18:13:10 -07:00
memstick const: make block_device_operations const 2009-09-22 07:17:25 -07:00
message Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial 2009-09-22 07:51:45 -07:00
mfd mfd/gpio: add a GPIO interface to the UCB1400 MFD chip driver via gpiolib 2009-09-23 07:39:48 -07:00
misc spi: prefix modalias with "spi:" 2009-09-23 07:39:43 -07:00
mmc spi: prefix modalias with "spi:" 2009-09-23 07:39:43 -07:00
mtd Merge git://git.infradead.org/mtd-2.6 2009-09-23 10:07:49 -07:00
net cpumask: use zalloc_cpumask_var() where possible 2009-09-24 09:34:24 +09:30
nubus
of of: remove "stm,m25p40" alias 2009-09-23 07:39:43 -07:00
oprofile cpumask: use zalloc_cpumask_var() where possible 2009-09-24 09:34:24 +09:30
parisc mm: replace various uses of num_physpages by totalram_pages 2009-09-22 07:17:38 -07:00
parport
pci Merge git://git.infradead.org/iommu-2.6 2009-09-23 10:06:10 -07:00
pcmcia pcmcia: cleanup/fixup patch for sa1100_jornada_pcmcia driver 2009-09-22 07:17:42 -07:00
platform Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input 2009-09-23 15:39:36 -07:00
pnp Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6 2009-09-23 09:32:11 -07:00
power Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 2009-09-23 03:49:27 +04:00
pps
ps3
rapidio
regulator regulator: fix voltage range in da9034 ldo12 2009-09-22 13:58:23 +01:00
rtc rtc: add boot_timesource sysfs attribute 2009-09-23 07:39:46 -07:00
s390 headers: utsname.h redux 2009-09-23 18:13:10 -07:00
sbus const: make block_device_operations const 2009-09-22 07:17:25 -07:00
scsi seq_file: constify seq_operations 2009-09-23 07:39:29 -07:00
serial serial core: fix new kernel-doc warnings 2009-09-23 11:24:57 -07:00
sfi
sh
sn
spi spi: handle TX-only/RX-only 2009-09-23 07:39:44 -07:00
ssb
staging spi: prefix modalias with "spi:" 2009-09-23 07:39:43 -07:00
tc
telephony
thermal
uio
usb headers: utsname.h redux 2009-09-23 18:13:10 -07:00
uwb trivial: remove unnecessary semicolons 2009-09-21 15:14:58 +02:00
video sisfb: change SiS_DDC_Port type to SISIOADDRESS 2009-09-23 07:39:57 -07:00
virtio virtio: add virtio IDs file 2009-09-23 22:26:32 +09:30
vlynq vlynq: includecheck fix: drivers/vlynq/vlynq.c 2009-09-23 07:39:30 -07:00
w1
watchdog
xen Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial 2009-09-22 07:51:45 -07:00
zorro
Kconfig
Makefile Merge git://git.infradead.org/mtd-2.6 2009-09-23 10:07:49 -07:00