Minchan Kim ae94264ed4 zram: fix null dereference of handle ...

In testing I found handle passed to zs_map_object in __zram_bvec_read is
NULL so eh kernel goes oops in pin_object().

The reason is there is no routine to check the slot's freeing after
getting the slot's lock.  This patch fixes it.

[minchan@kernel.org: v2]
  Link: http://lkml.kernel.org/r/1505887347-10881-1-git-send-email-minchan@kernel.org
Link: http://lkml.kernel.org/r/1505788488-26723-1-git-send-email-minchan@kernel.org
Fixes: 1f7319c742 ("zram: partial IO refactoring")
Signed-off-by: Minchan Kim <minchan@kernel.org>
Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2017-10-03 17:54:24 -07:00

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accessibility

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acpi

Merge branch 'acpi-apei'

2017-09-28 22:18:15 +02:00

amba

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android

android: binder: drop lru lock in isolate callback

2017-10-03 17:54:24 -07:00

ata

ahci: don't ignore result code of ahci_reset_controller()

2017-10-02 12:21:30 -07:00

atm

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auxdisplay

auxdisplay: charlcd: properly restore atomic counter on error path

2017-09-18 16:06:00 +02:00

base

Merge tag 'driver-core-4.14-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

2017-10-03 08:57:07 -07:00

bcma

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block

zram: fix null dereference of handle

2017-10-03 17:54:24 -07:00

bluetooth

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bus

Merge tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

2017-09-10 20:40:00 -07:00

cdrom

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char

Merge branch 'next-tpm' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security

2017-09-24 11:34:28 -07:00

clk

Merge tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux

2017-09-13 11:04:14 -07:00

clocksource

x86/numachip: Add const and __initconst to numachip2_clockevent

2017-09-25 09:36:15 +02:00

connector

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cpufreq

cpufreq: dt: Fix sysfs duplicate filename creation for platform-device

2017-09-26 01:10:08 +02:00

cpuidle

ARM: cpuidle: Avoid memleak if init fail

2017-09-19 23:10:51 +02:00

crypto

crypto: caam - fix LS1021A support on ARMv7 multiplatform kernel

2017-09-20 17:42:42 +08:00

dax

Merge tag 'for-4.14/dm-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm

2017-09-14 13:43:16 -07:00

dca

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devfreq

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dio

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dma

Merge tag 'dmaengine-4.14-rc1' of git://git.infradead.org/users/vkoul/slave-dma

2017-09-07 14:03:05 -07:00

dma-buf

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edac

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eisa

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extcon

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firewire

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firmware

dmi: Mark all struct dmi_system_id instances const

2017-09-14 11:59:30 +02:00

fmc

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fpga

fpga: altera-cvp: remove DRIVER_ATTR() usage

2017-09-19 09:20:33 +02:00

fsi

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gpio

Merge tag 'mfd-next-4.14' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

2017-09-07 13:51:13 -07:00

gpu

Merge tag 'drm-misc-fixes-2017-09-28-1' of git://anongit.freedesktop.org/git/drm-misc into drm-fixes

2017-09-29 17:11:04 +10:00

hid

Merge tag 'media/v4.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

2017-09-07 12:53:14 -07:00

hsi

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hv

Drivers: hv: fcopy: restore correct transfer length

2017-09-22 10:29:54 +02:00

hwmon

dmi: Mark all struct dmi_system_id instances const

2017-09-14 11:59:30 +02:00

hwspinlock

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hwtracing

intel_th: pci: Add Lewisburg PCH support

2017-09-22 10:28:00 +02:00

i2c

i2c: i2c-stm32f7: add driver

2017-09-14 17:34:43 +02:00

ide

Merge branch 'for-4.14/block' of git://git.kernel.dk/linux-block

2017-09-07 11:59:42 -07:00

idle

Merge tag 'pm-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

2017-09-05 12:19:08 -07:00

iio

Merge tag 'iio-fixes-for-4.14a' of git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-linus

2017-09-25 10:58:22 +02:00

infiniband

IB/hfi1: Unsuccessful PCIe caps tuning should not fail driver load

2017-09-27 11:10:36 -04:00

input

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input

2017-09-22 17:23:41 -10:00

iommu

iommu/amd: pr_err() strings should end with newlines

2017-09-27 17:01:35 +02:00

ipack

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irqchip

irqchip/mips-gic: Use effective affinity to unmask

2017-09-25 21:23:44 +02:00

isdn

isdn/i4l: fetch the ppp_write buffer in one shot

2017-09-20 16:01:36 -07:00

leds

as3645a: Unregister indicator LED on device unbind

2017-09-23 21:17:43 +02:00

lightnvm

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macintosh

powerpc/macintosh: constify wf_sensor_ops structures

2017-09-01 16:42:54 +10:00

mailbox

Merge tag 'mailbox-v4.14' of git://git.linaro.org/landing-teams/working/fujitsu/integration

2017-09-07 13:23:37 -07:00

mcb

Merge tag 'char-misc-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

2017-09-05 11:08:17 -07:00

md

md/raid5: cap worker count

2017-09-27 20:08:44 -07:00

media

Merge branch 'work.set_fs' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2017-09-14 18:13:32 -07:00

memory

Merge tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

2017-09-10 20:40:00 -07:00

memstick

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message

scsi: scsi_transport_sas: switch to bsg-lib for SMP passthrough

2017-08-29 21:51:45 -04:00

mfd

dmi: Mark all struct dmi_system_id instances const

2017-09-14 11:59:30 +02:00

misc

mm: treewide: remove GFP_TEMPORARY allocation flag

2017-09-13 18:53:16 -07:00

mmc

Merge tag 'mmc-v4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc

2017-09-26 16:54:22 -07:00

mtd

mtd: nand: atmel: fix buffer overflow in atmel_pmecc_user

2017-09-27 17:33:28 +02:00

mux

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net

net: phy: Fix truncation of large IRQ numbers in phy_attached_print()

2017-09-21 20:35:17 -07:00

nfc

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ntb

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nubus

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nvdimm

libnvdimm, namespace: fix btt claim class crash

2017-09-18 17:29:01 -07:00

nvme

nvme-fcloop: fix port deletes and callbacks

2017-09-25 12:42:11 -06:00

nvmem

nvmem: add missing of_node_put() in of_nvmem_cell_get()

2017-09-18 16:12:26 +02:00

of

Merge tag 'dma-mapping-4.14' of git://git.infradead.org/users/hch/dma-mapping

2017-09-12 13:30:06 -07:00

oprofile

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parisc

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parport

Merge tag 'char-misc-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

2017-09-05 11:08:17 -07:00

pci

PCI: Fix race condition with driver_override

2017-09-25 18:34:54 -05:00

pcmcia

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perf

drivers/perf: arm_pmu_acpi: Release memory obtained by kasprintf

2017-09-22 15:11:46 +01:00

phy

Merge branch '4.14-features' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus

2017-09-15 20:43:33 -07:00

pinctrl

pinctrl/amd: save pin registers over suspend/resume

2017-09-12 15:58:45 +02:00

platform

platform/x86: fujitsu-laptop: Don't oops when FUJ02E3 is not presnt

2017-09-27 00:04:43 -07:00

pnp

dmi: Mark all struct dmi_system_id instances const

2017-09-14 11:59:30 +02:00

power

Merge tag 'for-v4.14' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply

2017-09-09 14:44:39 -07:00

powercap

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pps

drivers/pps: use surrounding "if PPS" to remove numerous dependency checks

2017-09-08 18:26:51 -07:00

ps3

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ptp

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pwm

Merge tag 'pwm/for-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm

2017-09-11 13:04:32 -07:00

rapidio

rapidio: remove global irq spinlocks from the subsystem

2017-10-03 17:54:24 -07:00

ras

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regulator

Merge tag 'mfd-next-4.14' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

2017-09-07 13:51:13 -07:00

remoteproc

Merge tag 'rpmsg-v4.14' of git://github.com/andersson/remoteproc

2017-09-09 14:34:38 -07:00

reset

Merge branch '4.14-features' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus

2017-09-15 20:43:33 -07:00

rpmsg

rpmsg: glink: initialize ret to zero to ensure error status check is correct

2017-09-04 10:52:30 -07:00

rtc

Merge tag 'rtc-4.14' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux

2017-09-13 10:56:00 -07:00

s390

s390/cio: recover from bad paths

2017-09-19 08:36:19 +02:00

sbus

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scsi

Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

2017-09-30 12:50:56 -07:00

sfi

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sh

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sn

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soc

Merge branch '4.14-features' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus

2017-09-15 20:43:33 -07:00

spi

Merge tag 'acpi-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

2017-09-05 12:45:03 -07:00

spmi

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ssb

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staging

Merge tag 'iio-fixes-for-4.14a' of git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-linus

2017-09-25 10:58:22 +02:00

target

Merge branch 'work.set_fs' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2017-09-14 18:13:32 -07:00

tc

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tee

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thermal

Merge branches 'thermal-core', 'thermal-soc', 'thermal-intel' and 'const-thermal-zone-structure' into next

2017-09-08 11:20:04 +08:00

thunderbolt

Merge tag 'acpi-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

2017-09-05 12:45:03 -07:00

tty

serial: sccnxp: Fix error handling in sccnxp_probe()

2017-09-18 18:19:21 +02:00

uio

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usb

usb: dwc3: of-simple: Add compatible for Spreadtrum SC9860 platform

2017-09-28 12:41:56 +03:00

uwb

uwb: properly check kthread_run return value

2017-09-18 11:28:23 +02:00

vfio

vfio: platform: constify amba_id

2017-08-30 14:03:42 -06:00

vhost

lib/interval_tree: fast overlap detection

2017-09-08 18:26:49 -07:00

video

Merge tag 'fbdev-v4.14' of git://github.com/bzolnier/linux

2017-09-14 13:33:33 -07:00

virt

virt: Convert to using %pOF instead of full_name

2017-08-29 08:52:51 -05:00

virtio

Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

2017-09-07 21:11:05 -07:00

vlynq

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vme

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w1

Merge tag 'for-v4.14' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply

2017-09-09 14:44:39 -07:00

watchdog

Merge branch '4.14-features' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus

2017-09-15 20:43:33 -07:00

xen

Merge tag 'for-linus-4.14c-rc3-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip

2017-09-29 12:24:28 -07:00

zorro

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Kconfig

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Makefile

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