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linux/arch/arc/kernel
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Wang Qing b448a6a2fc arc: kernel: Return -EFAULT if copy_to_user() fails 
[ Upstream commit 46e152186cd89d940b26726fff11eb3f4935b45a ]

The copy_to_user() function returns the number of bytes remaining to be
copied, but we want to return -EFAULT if the copy doesn't complete.

Signed-off-by: Wang Qing <wangqing@vivo.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-04-21 13:00:51 +02:00
..
.gitignore
.gitignore: add SPDX License Identifier
2020-03-25 11:50:48 +01:00
arc_hostlink.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
2019-06-19 17:09:55 +02:00
arcksyms.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
2019-06-19 17:09:55 +02:00
asm-offsets.c
ARC: add support for DSP-enabled userspace applications
2020-03-16 10:30:49 -07:00
ctx_sw_asm.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
2019-06-19 17:09:55 +02:00
ctx_sw.c
ARC: [plat-eznps]: Drop support for EZChip NPS platform
2020-10-05 21:02:29 -07:00
devtree.c
ARC: [plat-eznps]: Drop support for EZChip NPS platform
2020-10-05 21:02:29 -07:00
disasm.c
treewide: Use fallthrough pseudo-keyword
2020-08-23 17:36:59 -05:00
entry-arcv2.S
ARCv2: entry: simplify return to Delay Slot via interrupt
2019-07-08 09:24:45 +01:00
entry-compact.S
ARC: entry: EV_Trap expects r10 (vs. r9) to have exception cause
2019-07-08 09:24:44 +01:00
entry.S
ARC: entry: fix potential EFA clobber when TIF_SYSCALL_TRACE
2020-06-16 12:56:37 -07:00
fpu.c
ARCv2: fpu: preserve userspace fpu state
2020-01-17 16:53:44 -08:00
head.S
ARC: [plat-hsdk] Remap CCMs super early in asm boot trampoline
2020-11-02 11:45:09 -08:00
intc-arcv2.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
2019-06-19 17:09:55 +02:00
intc-compact.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
2019-06-19 17:09:55 +02:00
irq.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
2019-06-19 17:09:55 +02:00
jump_label.c
ARC: ARCv2: jump label: implement jump label patching
2019-11-08 16:14:32 -08:00
kgdb.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
2019-06-19 17:09:55 +02:00
kprobes.c
arc: kprobes: Use generic kretprobe trampoline handler
2020-09-08 11:52:32 +02:00
Makefile
arc: ptrace: hard-code "arc" instead of UTS_MACHINE
2020-04-12 22:27:09 -07:00
mcip.c
ARCv2: IDU-intc: Add support for edge-triggered interrupts
2019-08-26 22:34:59 +05:30
module.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
2019-06-19 17:09:55 +02:00
perf_event.c
ARC: perf: redo the pct irq missing in device-tree handling
2020-10-22 10:57:58 -07:00
process.c
ARC: [plat-eznps]: Drop support for EZChip NPS platform
2020-10-05 21:02:29 -07:00
ptrace.c
arc: switch to ->regset_get()
2020-07-27 14:31:09 -04:00
reset.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
2019-06-19 17:09:55 +02:00
setup.c
ARCv2: boot log: detect newer/upconing HS3x/HS4x releases
2020-06-16 12:56:37 -07:00
signal.c
arc: kernel: Return -EFAULT if copy_to_user() fails
2021-04-21 13:00:51 +02:00
smp.c
ARC: SMP: fix typo and use "come up" instead of "comeup"
2020-10-05 21:02:29 -07:00
stacktrace.c
ARC: stack unwinding: reorganize how initial register state setup
2020-11-17 20:12:01 -08:00
sys.c
ARC: wireup clone3 syscall
2020-01-15 16:08:12 -08:00
traps.c
Merge branch 'siginfo-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace
2019-07-08 21:48:15 -07:00
troubleshoot.c
ARC: show_regs: fix r12 printing and simplify
2020-08-27 13:11:37 -07:00
unaligned.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
2019-06-19 17:09:55 +02:00
unwind.c
treewide: Use fallthrough pseudo-keyword
2020-08-23 17:36:59 -05:00
vmlinux.lds.S
vmlinux.lds.h: Split ELF_DETAILS from STABS_DEBUG
2020-09-01 09:50:35 +02:00