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Kangjie Lu fe186fdd1a tty: atmel_serial: fix a potential NULL pointer dereference 
commit c85be04106 upstream.

In case dmaengine_prep_dma_cyclic fails, the fix returns a proper
error code to avoid NULL pointer dereference.

Signed-off-by: Kangjie Lu <kjlu@umn.edu>
Fixes: 34df42f59a ("serial: at91: add rx dma support")
Acked-by: Richard Genoud <richard.genoud@gmail.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-04-03 06:24:17 +02:00
..
accessibility
…
acpi
nfit: acpi_nfit_ctl(): Check out_obj->type in the right place
2019-03-23 13:19:49 +01:00
amba
ARM: amba: Don't read past the end of sysfs "driver_override" buffer
2018-05-01 15:13:08 -07:00
android
binder: fix proc->files use-after-free
2018-12-08 13:05:07 +01:00
ata
sata_rcar: fix deferred probing
2019-02-12 19:44:54 +01:00
atm
atm: he: fix sign-extension overflow on large shift
2019-02-27 10:06:59 +01:00
auxdisplay
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base
PM / wakeup: Rework wakeup source timer cancellation
2019-03-23 13:19:53 +01:00
bcma
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block
floppy: check_events callback should not return a negative number
2019-03-23 13:19:41 +01:00
bluetooth
Revert "Bluetooth: h5: Fix missing dependency on BT_HCIUART_SERDEV"
2018-11-27 16:09:40 +01:00
bus
bus: arm-cci: remove unnecessary unreachable()
2018-12-05 19:42:41 +01:00
cdrom
gdrom: fix a memory leak bug
2019-02-12 19:44:58 +01:00
char
applicom: Fix potential Spectre v1 vulnerabilities
2019-03-13 14:04:54 -07:00
clk
clk: ingenic: Fix doc of ingenic_cgu_div_info
2019-03-23 13:19:49 +01:00
clocksource
clocksource/drivers/exynos_mct: Clear timer interrupt when shutdown
2019-03-23 13:19:46 +01:00
connector
…
cpufreq
cpufreq: pxa2xx: remove incorrect __init annotation
2019-03-23 13:19:48 +01:00
cpuidle
cpuidle: big.LITTLE: fix refcount leak
2019-02-12 19:44:55 +01:00
crypto
crypto: caam - fixed handling of sg list
2019-03-23 13:19:40 +01:00
dax
…
dca
…
devfreq
PM / devfreq: Fix potential NULL pointer dereference in governor_store
2018-04-13 19:48:09 +02:00
dio
…
dma
dmaengine: dmatest: Abort test in case of mapping error
2019-03-13 14:05:00 -07:00
dma-buf
dma-buf: remove redundant initialization of sg_table
2018-06-06 16:44:33 +02:00
edac
EDAC, skx_edac: Fix logical channel intermediate decoding
2018-11-13 11:16:56 -08:00
eisa
…
extcon
…
firewire
firewire-ohci: work around oversized DMA reads on JMicron controllers
2018-05-30 07:50:18 +02:00
firmware
iscsi_ibft: Fix missing break in switch statement
2019-03-13 14:05:01 -07:00
fmc
…
fpga
…
gpio
gpio: vf610: Mask all GPIO interrupts
2019-03-13 14:04:57 -07:00
gpu
drm/vmwgfx: Don't double-free the mode stored in par->set_mode
2019-03-27 14:13:01 +09:00
hid
HID: debug: fix the ring buffer implementation
2019-02-15 08:07:39 +01:00
hsi
HSI: ssi_protocol: double free in ssip_pn_xmit()
2018-03-24 11:00:12 +01:00
hv
Drivers: hv: vmbus: Return -EINVAL for the sys files for unopened channels
2018-12-29 13:40:15 +01:00
hwmon
hwmon: (lm80) Fix missing unlock on error in set_fan_div()
2019-02-23 09:05:58 +01:00
hwspinlock
…
hwtracing
intel_th: Don't reference unassigned outputs
2019-03-23 13:19:50 +01:00
i2c
i2c: tegra: fix maximum transfer size
2019-03-23 13:19:50 +01:00
ide
ide: pmac: add of_node_put()
2018-12-21 14:11:37 +01:00
idle
…
iio
iio: adc: exynos-adc: Fix NULL pointer exception on unbind
2019-03-23 13:19:40 +01:00
infiniband
IB/{hfi1, qib}: Fix WC.byte_len calculation for UD_SEND_WITH_IMM
2019-03-13 14:04:55 -07:00
input
Input: st-keyscan - fix potential zalloc NULL dereference
2019-03-23 13:19:42 +01:00
iommu
iommu/amd: fix sg->dma_address for sg->offset bigger than PAGE_SIZE
2019-03-27 14:13:02 +09:00
ipack
…
irqchip
irqchip/mmp: Only touch the PJ4 IRQ & FIQ bits on enable/disable
2019-03-13 14:04:59 -07:00
isdn
mISDN: hfcpci: Test both vendor & device ID for Digium HFC4S
2019-04-03 06:24:14 +02:00
leds
leds: lp5523: fix a missing check of return value of lp55xx_read
2019-02-27 10:07:00 +01:00
lguest
…
lightnvm
…
macintosh
macintosh/rack-meter: Convert cputime64_t use to u64
2018-10-20 09:51:32 +02:00
mailbox
mailbox: xgene-slimpro: Fix potential NULL pointer dereference
2018-09-09 20:01:19 +02:00
mcb
…
md
md: Fix failed allocation of md_register_thread
2019-03-23 13:19:53 +01:00
media
media: v4l2-ctrls.c/uvc: zero v4l2_event
2019-03-27 14:13:03 +09:00
memory
memory: tegra: Apply interrupts mask per SoC
2018-08-03 07:55:24 +02:00
memstick
memstick: Prevent memstick host from getting runtime suspended during card detection
2019-02-12 19:44:55 +01:00
message
scsi: mptfusion: Add bounds check in mptctl_hp_targetinfo()
2018-05-25 16:13:06 +02:00
mfd
mfd: mc13xxx: Fix a missing check of a register-read failure
2019-02-27 10:06:59 +01:00
misc
eeprom: at24: add support for 24c2048
2019-02-20 10:18:25 +01:00
mmc
mmc: pxamci: fix enum type confusion
2019-03-27 14:13:01 +09:00
mtd
mtd: rawnand: gpmi: fix MX28 bus master lockup problem
2019-02-15 08:07:37 +01:00
net
net: dsa: qca8k: remove leftover phy accessors
2019-04-03 06:24:16 +02:00
nfc
NFC: nxp-nci: Include unaligned.h instead of access_ok.h
2019-01-09 16:16:39 +01:00
ntb
ntb_transport: Fix bug with max_mw_size parameter
2018-05-30 07:50:22 +02:00
nubus
…
nvdimm
libnvdimm: Fix altmap reservation size calculation
2019-03-23 13:19:45 +01:00
nvme
nvmet-rdma: fix null dereference under heavy load
2019-01-31 08:12:37 +01:00
nvmem
nvmem: properly handle returned value nvmem_reg_read
2018-08-03 07:55:22 +02:00
of
of: add helper to lookup compatible child node
2018-12-01 09:44:21 +01:00
oprofile
…
parisc
parisc/pci: Switch LBA PCI bus from Hard Fail to Soft Fail mode
2018-05-30 07:50:43 +02:00
parport
parport_pc: fix find_superio io compare code, should use equal test.
2019-03-23 13:19:50 +01:00
pci
PCI: vmd: Free up IRQs on suspend path
2019-02-12 19:45:02 +01:00
pcmcia
pcmcia: Implement CLKRUN protocol disabling for Ricoh bridges
2018-11-13 11:16:46 -08:00
perf
drivers/perf: arm_pmu: handle no platform_device
2018-03-22 09:17:51 +01:00
phy
phy: tegra: remove redundant self assignment of 'map'
2019-02-27 10:07:03 +01:00
pinctrl
pinctrl: meson: meson8b: fix the sdxc_a data 1..3 pins
2019-03-23 13:19:43 +01:00
platform
platform/x86: Fix unmet dependency warning for SAMSUNG_Q10
2019-03-13 14:04:57 -07:00
pnp
…
power
power: supply: charger-manager: Fix incorrect return value
2019-03-27 14:13:05 +09:00
powercap
PowerCap: Fix an error code in powercap_register_zone()
2018-04-13 19:47:56 +02:00
pps
…
ps3
…
ptp
ptp: check gettime64 return code in PTP_SYS_OFFSET ioctl
2019-02-12 19:44:52 +01:00
pwm
pwm: tiehrpwm: Fix disabling of output of PWMs
2018-09-09 20:01:25 +02:00
rapidio
…
ras
…
regulator
regulator: s2mpa01: Fix step values for some LDOs
2019-03-23 13:19:46 +01:00
remoteproc
…
reset
reset: make device_reset_optional() really optional
2018-12-08 13:05:08 +01:00
rpmsg
rpmsg: smd: fix memory leak on channel create
2018-11-13 11:17:03 -08:00
rtc
rtc: Fix overflow when converting time64_t to rtc_time
2019-03-27 14:13:04 +09:00
s390
scsi: zfcp: fix scsi_eh host reset with port_forced ERP for non-NPIV FCP devices
2019-04-03 06:24:17 +02:00
sbus
drivers/sbus/char: add of_node_put()
2018-12-21 14:11:36 +01:00
scsi
scsi: sd: Quiesce warning if device does not report optimal I/O size
2019-04-03 06:24:17 +02:00
sfi
…
sh
…
sn
…
soc
soc: fsl: qbman: avoid race in clearing QMan interrupt
2019-03-13 14:04:58 -07:00
spi
spi: pxa2xx: Setup maximum supported DMA transfer length
2019-03-23 13:19:46 +01:00
spmi
…
ssb
…
staging
staging: android: ion: fix sys heap pool's gfp_flags
2019-03-13 14:04:52 -07:00
target
scsi: target/iscsi: Avoid iscsit_release_commands_from_conn() deadlock
2019-03-23 13:19:47 +01:00
tc
TC: Set DMA masks for devices
2018-11-13 11:17:02 -08:00
thermal
drivers: thermal: int340x_thermal: Fix sysfs race condition
2019-03-05 17:57:05 +01:00
thunderbolt
thunderbolt: Resume control channel after hibernation image is created
2018-04-24 09:34:12 +02:00
tty
tty: atmel_serial: fix a potential NULL pointer dereference
2019-04-03 06:24:17 +02:00
uio
uio: Fix an Oops on load
2018-11-27 16:09:41 +01:00
usb
USB: core: only clean up what we allocated
2019-03-27 14:13:04 +09:00
uwb
uwb: hwa-rc: fix memory leak at probe
2018-10-03 17:01:42 -07:00
vfio
vfio: platform: Fix reset module leak in error path
2018-08-03 07:55:13 +02:00
vhost
vhost/vsock: fix vhost vsock cid hashing inconsistent
2019-03-19 13:14:12 +01:00
video
video: fbdev: Set pixclock = 0 in goldfishfb
2019-04-03 06:24:14 +02:00
virt
…
virtio
virtio: pci-legacy: Validate queue pfn
2018-09-15 09:42:57 +02:00
vlynq
…
vme
…
w1
w1: omap-hdq: fix missing bus unregister at removal
2018-11-13 11:17:01 -08:00
watchdog
watchdog: sbsa: use 32-bit read for WCV
2018-05-30 07:50:34 +02:00
xen
xen: xlate_mmu: add missing header to fix 'W=1' warning
2018-12-17 09:38:34 +01:00
zorro
zorro: Set up z->dev.dma_mask for the DMA API
2018-05-30 07:50:44 +02:00
Kconfig
…
Makefile
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