linux/drivers
Chris Bainbridge 6b5eab5469 ACPI / EC: fix NULL pointer dereference in acpi_ec_remove_query_handler()
Use list_for_each_entry_safe for iterating because handler may be freed
in the loop.

BUG: unable to handle kernel NULL pointer dereference at 000000000000002c
IP: [<ffffffff814d69c8>] acpi_ec_put_query_handler+0x7/0x1a
Call Trace:
 acpi_ec_remove_query_handler+0x87/0x97
 acpi_smbus_hc_remove+0x2a/0x44 [sbshc]
 acpi_device_remove+0x7b/0x9a
 __device_release_driver+0x7e/0x110
 driver_detach+0xb0/0xc0
 bus_remove_driver+0x54/0xe0
 driver_unregister+0x2b/0x60
 acpi_bus_unregister_driver+0x10/0x12
 acpi_smb_hc_driver_exit+0x10/0x12 [sbshc]
 SyS_delete_module+0x1b8/0x210
 system_call_fastpath+0x12/0x6a

Signed-off-by: Chris Bainbridge <chris.bainbridge@gmail.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2015-04-22 04:12:35 +02:00
..
accessibility
acpi ACPI / EC: fix NULL pointer dereference in acpi_ec_remove_query_handler() 2015-04-22 04:12:35 +02:00
amba ARM: 8334/1: amba: tegra-ahb: detect and correct bogus base address 2015-04-02 10:03:55 +01:00
android
ata powerpc updates for 4.1 2015-04-16 13:53:32 -05:00
atm
auxdisplay
base power: wakeup: remove use of seq_printf return value 2015-04-15 16:35:24 -07:00
bcma
block Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2015-04-16 23:27:56 -04:00
bluetooth Bluetooth: btusb: Use proper data structures for Intel vendor events 2015-04-09 10:42:18 +03:00
bus
cdrom
char xen: features and fixes for 4.1-rc0 2015-04-16 14:01:03 -05:00
clk clk: bcm/kona: use DIV_ROUND_CLOSEST_ULL() 2015-04-17 09:03:55 -04:00
clocksource ARM, clocksource/drivers: Provide read_boot_clock64() and read_persistent_clock64() and use them 2015-04-03 08:18:23 +02:00
connector
coresight
cpufreq intel_pstate: Knights Landing support 2015-04-11 02:13:29 +02:00
cpuidle cpuidle: menu: use DIV_ROUND_CLOSEST_ULL() 2015-04-17 09:03:55 -04:00
crypto crypto: sahara - fix AES descriptor create 2015-04-08 22:20:06 +08:00
dca
devfreq
dio
dma sound updates for 4.1-rc1 2015-04-15 15:41:41 -07:00
dma-buf
edac
eisa
extcon
firewire
firmware Merge branch 'core-efi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2015-04-13 10:22:30 -07:00
fmc
gpio Power management and ACPI updates for v4.1-rc1 2015-04-14 20:21:54 -07:00
gpu kernel.h: implement DIV_ROUND_CLOSEST_ULL 2015-04-17 09:03:55 -04:00
hid Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input 2015-04-14 18:25:15 -07:00
hsi HSI: cmt_speech: fix error return code 2015-04-05 14:45:27 +02:00
hv
hwmon hwmon: (w83795) use find_closest_descending() in pwm_freq_to_reg() 2015-04-17 09:03:55 -04:00
hwspinlock
i2c Power management and ACPI updates for v4.1-rc1 2015-04-14 20:21:54 -07:00
ide powerpc updates for 4.1 2015-04-16 13:53:32 -05:00
idle Power management and ACPI updates for v4.1-rc1 2015-04-14 20:21:54 -07:00
iio Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial 2015-04-14 09:50:27 -07:00
infiniband Merge branch 'for-linus-1' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2015-04-14 15:31:03 -07:00
input Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input 2015-04-14 18:25:15 -07:00
iommu Power management and ACPI updates for v4.1-rc1 2015-04-14 20:21:54 -07:00
ipack
irqchip irqchip core change for v4.1 (round 3) 2015-04-11 11:17:28 +02:00
isdn Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2015-04-15 09:00:47 -07:00
leds
lguest
macintosh Merge branch 'next-remove-ldst' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc into next 2015-04-07 13:25:14 +10:00
mailbox
mcb
md md/raid0: fix bug with chunksize not a power of 2. 2015-04-10 15:36:31 +10:00
media Merge branch 'akpm' (patches from Andrew) 2015-04-17 09:04:38 -04:00
memory
memstick memstick: mspro_block: add missing curly braces 2015-04-17 09:04:09 -04:00
message
mfd == Changes to existing drivers == 2015-04-14 17:29:55 -07:00
misc Merge branch 'for-linus-1' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2015-04-14 15:31:03 -07:00
mmc SCSI misc on 20150416 2015-04-16 19:02:04 -04:00
mtd This pull request includes the following UBI/UBIFS changes: 2015-04-15 13:43:40 -07:00
net xen: features and fixes for 4.1-rc0 2015-04-16 14:01:03 -05:00
nfc NFC: logging neatening 2015-04-07 12:05:12 +02:00
ntb
nubus
of Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2015-04-15 09:00:47 -07:00
oprofile oprofile: reduce mmap_sem hold for mm->exe_file 2015-04-17 09:04:11 -04:00
parisc parisc: remove use of seq_printf return value 2015-04-15 16:35:25 -07:00
parport
pci xen: features and fixes for 4.1-rc0 2015-04-16 14:01:03 -05:00
pcmcia
phy USB patches for 4.1-rc1 2015-04-13 17:07:21 -07:00
pinctrl This is the bulk of pin control changes for the v4.1 development 2015-04-14 17:58:15 -07:00
platform Power management and ACPI updates for v4.1-rc1 2015-04-14 20:21:54 -07:00
pnp Power management and ACPI updates for v4.1-rc1 2015-04-14 20:21:54 -07:00
power power: twl4030_madc_battery: Add missing MODULE_ALIAS 2015-04-06 19:39:57 +02:00
powercap powercap / RAPL: mark rapl_ids array as __initconst 2015-04-11 02:21:15 +02:00
pps
ps3
ptp
pwm
rapidio
ras
regulator == Changes to existing drivers == 2015-04-14 17:29:55 -07:00
remoteproc
reset
rpmsg
rtc drivers/rtc/rtc-at91rm9200.c: make IO endian agnostic 2015-04-17 09:04:12 -04:00
s390 s390: remove use of seq_printf return value 2015-04-15 16:35:25 -07:00
sbus drivers/sbus/char/envctrl.c: ignore orderly_poweroff return value 2015-04-15 16:35:23 -07:00
scsi Merge branch 'akpm' (patches from Andrew) 2015-04-17 09:04:38 -04:00
sfi
sh
sn
soc
spi Merge remote-tracking branches 'spi/topic/spidev' and 'spi/topic/spidev-test' into spi-next 2015-04-11 23:09:31 +01:00
spmi
ssb ssb: add delay after PCI reset to fix SoC reboots 2015-04-07 20:18:10 +03:00
staging Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2015-04-16 23:27:56 -04:00
target iscsi target: fix oops when adding reject pdu 2015-04-10 12:33:55 -07:00
tc
thermal drivers: thermal: st: remove several sparse warnings 2015-04-07 13:43:28 -07:00
thunderbolt
tty Power management and ACPI updates for v4.1-rc1 2015-04-14 20:21:54 -07:00
uio
usb Merge branch 'for-linus-2' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2015-04-15 13:22:56 -07:00
uwb
vfio vfio-pci: Fix use after free 2015-04-08 08:11:51 -06:00
vhost new helper: msg_data_left() 2015-04-11 15:53:35 -04:00
video powerpc updates for 4.1 2015-04-16 13:53:32 -05:00
virt
virtio
vlynq
vme
w1
watchdog Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux 2015-04-14 20:51:44 -07:00
xen xen: features and fixes for 4.1-rc0 2015-04-16 14:01:03 -05:00
zorro
Kconfig
Makefile