Wang Qing b17f941416 arc: kernel: Return -EFAULT if copy_to_user() fails ...

[ Upstream commit 46e152186c ]

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>

2023-05-16 10:52:39 +09:00

..

.gitignore

ARC: Add some .gitignore entries

2013-08-26 09:40:24 +05:30

arc_hostlink.c

ARC: Hostlink Pseudo-Driver for Metaware Debugger

2013-02-15 23:16:10 +05:30

arcksyms.c

ARC: export __udivdi3 for modules

2016-08-19 14:09:33 -07:00

asm-offsets.c

ARCv2: [vdk] dts files and defconfig for HS38 VDK

2015-06-25 06:00:21 +05:30

ctx_sw_asm.S

ARC: dw2 unwind: enable cfi pseudo ops in string lib

2016-09-30 14:48:22 -07:00

ctx_sw.c

ARC: [plat-eznps] Use dedicated identity auxiliary register.

2016-05-09 09:32:33 +05:30

devtree.c

ARC: [plat-eznps] set default baud for early console

2016-11-08 09:39:37 -08:00

disasm.c

ARC: rename kconfig option for unaligned emulation

2014-10-13 14:46:15 +05:30

entry-arcv2.S

ARCv2: Enable LOCKDEP

2016-04-22 18:12:31 +05:30

entry-compact.S

ARC: [intc-compact] simplify code for 2 priority levels

2016-05-30 22:45:04 +05:30

entry.S

Revert "ARC: entry: fix potential EFA clobber when TIF_SYSCALL_TRACE"

2023-05-16 09:46:26 +09:00

fpu.c

ARC: Process-creation/scheduling/idle-loop

2013-02-11 20:00:38 +05:30

head.S

ARC: u-boot args: check that magic number is correct

2023-05-15 12:22:52 +09:00

intc-arcv2.c

ARCv2: intc: Use kflag if STATUS32.IE must be reset

2016-09-30 14:48:24 -07:00

intc-compact.c

ARC: [intc-compact] simplify code for 2 priority levels

2016-05-30 22:45:04 +05:30

irq.c

ARC: Enable machine_desc->init_per_cpu for !CONFIG_SMP

2023-05-12 17:04:31 +09:00

kgdb.c

ARC: kgdb: generic kgdb_arch_pc() suffices

2014-10-22 16:14:04 -06:00

kprobes.c

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

2013-11-15 16:47:22 -08:00

Makefile

ARC: RIP arc_{get|set}_core_freq() clk API

2016-05-09 09:32:31 +05:30

mcip.c

ARCv2: IRQ: Call entry/exit functions for chained handlers in MCIP

2017-08-06 18:59:49 -07:00

module.c

ARC: module: Fix !CONFIG_ARC_DW2_UNWIND builds

2017-01-26 08:24:37 +01:00

pcibios.c

ARC: Add PCI support

2016-03-10 14:44:13 -06:00

perf_event.c

ARC: perf: Accommodate big-endian CPU

2023-05-15 15:19:21 +09:00

process.c

ARC: clone syscall to setp r25 as thread pointer

2023-05-15 08:56:23 +09:00

ptrace.c

ARCv2: Support for ARCv2 ISA and HS38x cores

2015-06-22 14:06:55 +05:30

reset.c

arc: export symbol for pm_power_off in reset.c

2013-11-06 10:41:44 +05:30

setup.c

ARC: Fix ICCM & DCCM runtime size checks

2023-05-15 17:30:57 +09:00

signal.c

arc: kernel: Return -EFAULT if copy_to_user() fails

2023-05-16 10:52:39 +09:00

smp.c

ARCv2: smp-boot: wake_flag polling by non-Masters needs to be uncached

2017-06-17 06:41:57 +02:00

stacktrace.c

ARC: stack unwinding: don't assume non-current task is sleeping

2023-05-16 09:55:40 +09:00

sys.c

ARC: ABIv3: fork/vfork wrappers not needed in "no-legacy-syscall" ABI

2013-03-11 19:01:10 +05:30

time.c

ARC: timer: rtc: implement read loop in "C" vs. inline asm

2016-11-07 11:19:44 -08:00

traps.c

ARC: export "abort" for modules

2023-05-15 14:31:22 +09:00

troubleshoot.c

ARC: mm: retire ARC_DBG_TLB_MISS_COUNT...

2016-10-28 10:10:28 -07:00

unaligned.c

ARC: [arcompact] brown paper bag bug in unaligned access delay slot fixup

2017-02-14 15:25:33 -08:00

unwind.c

ARC: hide unused function unw_hdr_alloc

2023-05-15 13:59:11 +09:00

vmlinux.lds.S

nmi_backtrace: generate one-line reports for idle cpus

2016-10-07 18:46:30 -07:00