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OpenCloudOS-Kernel
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Nicholas Johnson 3c91ef69a3 nvmem: check for NULL reg_read and reg_write before dereferencing 
Return -EPERM if reg_read is NULL in bin_attr_nvmem_read() or if
reg_write is NULL in bin_attr_nvmem_write().

This prevents NULL dereferences such as the one described in
03cd45d2e2 ("thunderbolt: Prevent crash if non-active NVMem file is
read")

Signed-off-by: Nicholas Johnson <nicholas.johnson-opensource@outlook.com.au>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20200310132257.23358-10-srinivas.kandagatla@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 		2020-03-19 07:41:03 +01:00
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accessibility
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acpi ACPI fixes for 5.6-rc4 2020-02-28 09:02:18 -08:00
amba
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android binderfs: port to new mount api 2020-03-19 07:41:01 +01:00
ata libata-5.6-2020-02-05 2020-02-06 06:11:50 +00:00
atm Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next 2020-01-28 16:02:33 -08:00
auxdisplay misc: cleanup minor number definitions in c file into miscdevice.h 2020-03-18 12:27:03 +01:00
base Driver core / debugfs fixes for 5.6-rc5 2020-03-08 10:39:40 -05:00
bcma Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next 2020-01-28 16:02:33 -08:00
block xen: branch for v5.6-rc5 2020-03-07 08:04:54 -06:00
bluetooth Bluetooth: btrtl: Use kvmalloc for FW allocations 2020-01-24 19:57:53 +01:00
bus Few fixes for omaps for v5.6-rc cycle 2020-02-29 11:47:44 -08:00
cdrom scsi: compat_ioctl: cdrom: Replace .ioctl with .compat_ioctl in four appropriate places 2020-02-24 15:06:07 -05:00
char rtc/alpha: remove legacy rtc driver 2020-03-19 07:41:02 +01:00
clk ARM: SoC: late updates 2020-02-08 14:17:27 -08:00
clocksource ARM: SoC: late updates 2020-02-08 14:17:27 -08:00
connector
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counter
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cpufreq cpufreq: Fix policy initialization for internal governor drivers 2020-02-27 08:57:48 +01:00
cpuidle ARM: SoC-related driver updates 2020-02-08 14:04:19 -08:00
crypto Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next 2020-01-28 16:02:33 -08:00
dax dax: Get rid of fs_dax_get_by_host() helper 2020-01-16 09:52:27 -08:00
dca
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devfreq Revert "PM / devfreq: Modify the device name as devfreq(X) for sysfs" 2020-02-24 11:14:29 +09:00
dio
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dma dmaengine: imx-sdma: Fix the event id check to include RX event for UART6 2020-02-25 14:15:26 +05:30
dma-buf dma-buf: free dmabuf->name in dma_buf_release() 2020-02-27 18:01:58 +05:30
edac EDAC/synopsys: Do not print an error with back-to-back snprintf() calls 2020-02-27 16:44:25 +01:00
eisa
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extcon
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firewire
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firmware firmware: imx: add COMPILE_TEST support 2020-03-18 12:34:09 +01:00
fpga
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fsi fsi: aspeed: add unspecified HAS_IOMEM dependency 2020-02-10 13:45:49 -08:00
gnss
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gpio gpio: sifive: fix static checker warning 2020-02-10 13:54:17 +01:00
gpu Merge tag 'amd-drm-fixes-5.6-2020-03-05' of git://people.freedesktop.org/~agd5f/linux into drm-fixes 2020-03-06 11:06:33 +10:00
greybus
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hid HID: hyperv: NULL check before some freeing functions is not needed. 2020-03-05 14:17:11 +00:00
hsi
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hv - Most of the commits here are work to enable host-initiated hibernation 2020-02-03 14:42:03 +00:00
hwmon hwmon: (adt7462) Fix an error return in ADT7462_REG_VOLT() 2020-03-03 12:42:55 -08:00
hwspinlock hwspinlock: sirf: Use devm_hwspin_lock_register() to register hwlock controller 2020-01-21 16:16:36 -08:00
hwtracing intel_th: Disallow multi mode on devices where it's broken 2020-03-18 11:28:22 +01:00
i2c i2c: altera: Fix potential integer overflow 2020-02-13 09:29:30 +01:00
i3c i3c: master: dw: reattach device on first available location of address table 2020-01-13 10:00:05 +01:00
ide scsi: compat_ioctl: cdrom: Replace .ioctl with .compat_ioctl in four appropriate places 2020-02-24 15:06:07 -05:00
idle intel_idle: Introduce 'states_off' module parameter 2020-02-03 11:57:18 +01:00
iio chrome platform changes for 5.6 2020-02-04 07:17:41 +00:00
infiniband Second RDMA 5.6 pull request 2020-03-07 19:52:55 -06:00
input Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input 2020-02-15 16:49:25 -08:00
interconnect interconnect: Handle memory allocation errors 2020-03-03 08:02:57 +01:00
iommu iommu/arm-smmu: Restore naming of driver parameter prefix 2020-02-19 12:03:21 +01:00
ipack
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irqchip irqchip/gic-v4.1: Avoid 64bit division for the sake of 32bit ARM 2020-02-09 15:47:37 -08:00
isdn proc: convert everything to "struct proc_ops" 2020-02-04 03:05:26 +00:00
leds leds: lm3532: add pointer to documentation and fix typo 2020-01-22 21:08:24 +01:00
lightnvm
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macintosh misc: cleanup minor number definitions in c file into miscdevice.h 2020-03-18 12:27:03 +01:00
mailbox
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mcb
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md block-5.6-2020-03-07 2020-03-07 14:14:38 -06:00
media media: mc-entity.c: use & to check pad flags, not == 2020-02-24 15:10:04 +01:00
memory mvebu drivers for 5.6 (part 1) 2020-01-16 10:45:44 -08:00
memstick
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message Merge ra.kernel.org:/pub/scm/linux/kernel/git/netdev/net 2020-01-19 22:10:04 +01:00
mfd chrome platform changes for 5.6 2020-02-04 07:17:41 +00:00
misc mei: fix CNL itouch device number to match the spec. 2020-03-18 12:24:19 +01:00
mmc ioremap changes for 5.6 2020-01-27 13:03:00 -08:00
mtd treewide: remove redundant IS_ERR() before error code check 2020-02-04 03:05:27 +00:00
mux
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net net: dsa: mv88e6xxx: Fix masking of egress port 2020-02-27 12:29:09 -08:00
nfc nfc: pn544: Fix occasional HW initialization failure 2020-02-19 11:09:27 -08:00
ntb
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nubus
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nvdimm mm: Cleanup __put_devmap_managed_page() vs ->page_free() 2020-01-31 10:30:37 -08:00
nvme nvme-pci: Hold cq_poll_lock while completing CQEs 2020-02-28 01:32:14 +09:00
nvmem nvmem: check for NULL reg_read and reg_write before dereferencing 2020-03-19 07:41:03 +01:00
of ARM: SoC-related driver updates 2020-02-08 14:04:19 -08:00
opp ioremap changes for 5.6 2020-01-27 13:03:00 -08:00
oprofile tracing: Make struct ring_buffer less ambiguous 2020-01-13 13:19:38 -05:00
parisc proc: convert everything to "struct proc_ops" 2020-02-04 03:05:26 +00:00
parport
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pci PCI: brcmstb: Fix build on 32bit ARM platforms with older compilers 2020-02-27 08:06:20 -06:00
pcmcia
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perf drivers/perf: arm_pmu_acpi: Fix incorrect checking of gicc pointer 2020-03-02 12:07:35 +00:00
phy phy: for 5.6-rc 2020-03-04 13:28:52 +01:00
pinctrl pinctrl: fix pxa2xx.c build warnings 2020-02-04 03:05:24 +00:00
platform platform/chrome: wilco_ec: Include asm/unaligned instead of linux/ path 2020-02-11 09:10:36 +01:00
pnp proc: convert everything to "struct proc_ops" 2020-02-04 03:05:26 +00:00
power ARM: SoC platform updates 2020-02-08 13:55:25 -08:00
powercap Merge back power capping changes for v5.6. 2020-01-13 10:32:19 +01:00
pps
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ps3
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ptp Merge ra.kernel.org:/pub/scm/linux/kernel/git/netdev/net 2020-01-19 22:10:04 +01:00
pwm pwm: Remove set but not set variable 'pwm' 2020-01-20 15:40:49 +01:00
rapidio
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ras
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regulator regulator: Fixes for v5.6 2020-03-06 14:48:30 -06:00
remoteproc remoteproc: qcom: q6v5-mss: Improve readability of reset_assert 2020-01-24 09:34:07 -08:00
reset reset: intel: add unspecified HAS_IOMEM dependency 2020-02-10 11:11:55 +01:00
rpmsg rpmsg: add rpmsg support for mt8183 SCP. 2020-01-20 10:29:56 -08:00
rtc chrome platform changes for 5.6 2020-02-04 07:17:41 +00:00
s390 SCSI fixes on 20200229 2020-02-29 09:58:47 -06:00
sbus misc: move FLASH_MINOR into miscdevice.h and fix conflicts 2020-03-18 12:27:04 +01:00
scsi scsi: compat_ioctl: cdrom: Replace .ioctl with .compat_ioctl in four appropriate places 2020-02-24 15:06:07 -05:00
sfi
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sh
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siox siox: Use the correct style for SPDX License Identifier 2020-01-14 21:46:53 +01:00
slimbus slimbus: qcom: add missed clk_disable_unprepare in remove 2020-01-14 21:46:48 +01:00
soc i.MX fixes for 5.6: 2020-02-24 09:57:05 -08:00
soundwire soundwire: cadence: fix kernel-doc parameter descriptions 2020-01-16 17:34:38 +05:30
spi spi: Fixes for v5.6 2020-03-06 14:50:16 -06:00
spmi spmi: pmic-arb: Set lockdep class for hierarchical irq domains 2020-02-10 13:16:04 +01:00
ssb
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staging TTY/Serial fixes for 5.6-rc5 2020-03-08 10:35:04 -05:00
target scsi: Revert "target: iscsi: Wait for all commands to finish before freeing a session" 2020-02-14 17:13:54 -05:00
tc The main MIPS changes for 5.6: 2020-01-31 11:28:31 -08:00
tee arm64: dts: agilex: fix gmac compatible 2020-03-03 16:40:56 -08:00
thermal - Fix a SEVERE docs build failure for cpu idle cooling device (Randy Dunlap) 2020-01-31 14:39:21 -08:00
thunderbolt thunderbolt: Prevent crash if non-active NVMem file is read 2020-02-13 04:59:30 -08:00
tty tty: reorganize tty & serial menus 2020-03-12 17:17:30 +01:00
uio uio: uio_pdrv_genirq: use new devm_uio_register_device() function 2020-03-18 12:34:10 +01:00
usb usb: dwc3: gadget: Update chain bit correctly when using sg list 2020-03-04 10:58:16 +01:00
vfio VFIO updates for v5.6-rc1 2020-02-03 22:22:05 +00:00
vhost vhost: Check docket sk_family instead of call getname 2020-02-22 21:41:42 -08:00
video misc: cleanup minor number definitions in c file into miscdevice.h 2020-03-18 12:27:03 +01:00
virt
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virtio virtio_balloon: Fix memory leaks on errors in virtballoon_probe() 2020-02-06 03:40:27 -05:00
visorbus visorbus: fix uninitialized variable access 2020-01-14 15:30:35 +01:00
vlynq
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vme Char/Misc driver changes for 5.6-rc1 2020-01-29 10:35:54 -08:00
w1 Char/Misc driver changes for 5.6-rc1 2020-01-29 10:35:54 -08:00
watchdog ACPI fixes for 5.6-rc4 2020-02-28 09:02:18 -08:00
xen xen/xenbus: fix locking 2020-03-05 09:42:23 -06:00
zorro Kbuild updates for v5.6 (2nd) 2020-02-09 16:05:50 -08:00
Kconfig
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Makefile
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