CQ Tang 66db3feb48 x86-64: Fix the failure case in copy_user_handle_tail() ...

The increment of "to" in copy_user_handle_tail() will have incremented
before a failure has been noted.  This causes us to skip a byte in the
failure case.

Only do the increment when assured there is no failure.

Signed-off-by: CQ Tang <cq.tang@intel.com>
Link: http://lkml.kernel.org/r/20130318150221.8439.993.stgit@phlsvslse11.ph.intel.com
Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Cc: <stable@vger.kernel.org>

2013-03-18 11:32:03 -07:00

..

.gitignore

x86: Gitignore: arch/x86/lib/inat-tables.c

2009-11-04 13:11:28 +01:00

atomic64_32.c

x86: Adjust asm constraints in atomic64 wrappers

2012-01-20 17:29:31 -08:00

atomic64_386_32.S

x86: atomic64 assembly improvements

2012-01-20 17:29:49 -08:00

atomic64_cx8_32.S

x86: atomic64 assembly improvements

2012-01-20 17:29:49 -08:00

cache-smp.c

x86, lib: Add wbinvd smp helpers

2010-01-22 16:05:42 -08:00

checksum_32.S

x86, extable: Remove open-coded exception table entries in arch/x86/lib/checksum_32.S

2012-04-20 13:51:38 -07:00

clear_page_64.S

x86, mem: clear_page_64.S: Support clear_page() with enhanced REP MOVSB/STOSB

2011-05-17 15:40:27 -07:00

cmpxchg8b_emu.S

x86: Provide an alternative() based cmpxchg64()

2009-09-30 22:55:59 +02:00

cmpxchg16b_emu.S

percpu: Omit segment prefix in the UP case for cmpxchg_double

2011-03-27 19:25:36 -07:00

copy_page_64.S

x86/asm: Clean up copy_page_*() comments and code

2012-10-24 12:42:47 +02:00

copy_user_64.S

x86, smap: Add STAC and CLAC instructions to control user space access

2012-09-21 12:45:27 -07:00

copy_user_nocache_64.S

x86, smap: Add STAC and CLAC instructions to control user space access

2012-09-21 12:45:27 -07:00

csum-copy_64.S

x86, extable: Remove open-coded exception table entries in arch/x86/lib/csum-copy_64.S

2012-04-20 13:51:39 -07:00

csum-partial_64.c

x86: Fix common misspellings

2011-03-18 10:39:30 +01:00

csum-wrappers_64.c

x86: Fix kernel-doc warnings

2012-06-18 10:53:18 +02:00

delay.c

X86: drivers: remove __dev* attributes.

2013-01-03 15:57:04 -08:00

getuser.S

x86: Be consistent with data size in getuser.S

2013-02-11 23:14:48 -08:00

inat.c

x86: Fix to decode grouped AVX with VEX pp bits

2012-02-11 15:11:35 +01:00

insn.c

UAPI: x86: Fix insn_sanity build failure after UAPI split

2012-10-02 18:01:56 +01:00

iomap_copy_64.S

…

Makefile

x86, 386 removal: Remove CONFIG_CMPXCHG

2012-11-29 13:23:01 -08:00

memcpy_32.c

x86, mem: Optimize memmove for small size and unaligned cases

2010-09-24 18:57:11 -07:00

memcpy_64.S

x86-64: Handle byte-wise tail copying in memcpy() without a loop

2012-01-26 21:19:20 +01:00

memmove_64.S

x86: Make alternative instruction pointers relative

2011-07-13 11:22:56 -07:00

memset_64.S

x86-64: Fix memset() to support sizes of 4Gb and above

2012-01-26 11:50:04 +01:00

mmx_32.c

…

msr-reg-export.c

x86, pvops: Remove hooks for {rd,wr}msr_safe_regs

2012-06-07 11:41:08 -07:00

msr-reg.S

x86, pvops: Remove hooks for {rd,wr}msr_safe_regs

2012-06-07 11:41:08 -07:00

msr-smp.c

x86, msr: msrs_alloc/free for CONFIG_SMP=n

2009-12-16 15:36:32 -08:00

msr.c

x86, msr: msrs_alloc/free for CONFIG_SMP=n

2009-12-16 15:36:32 -08:00

putuser.S

x86, smap: Add STAC and CLAC instructions to control user space access

2012-09-21 12:45:27 -07:00

rwlock.S

x86: Fix write lock scalability 64-bit issue

2011-07-21 09:03:36 +02:00

rwsem.S

x86: Unify rwsem assembly implementation

2011-07-21 09:03:32 +02:00

string_32.c

x86/i386: Use less assembly in strlen(), speed things up a bit

2011-12-12 18:33:42 +01:00

strstr_32.c

x86: coding style fixes to arch/x86/lib/strstr_32.c

2008-08-15 16:53:24 +02:00

thunk_32.S

x86: Remove unused bits from lib/thunk_*.S

2011-02-28 18:06:22 +01:00

thunk_64.S

x86: Fix write lock scalability 64-bit issue

2011-07-21 09:03:36 +02:00

usercopy_32.c

x86, 386 removal: Remove CONFIG_X86_WP_WORKS_OK

2012-11-29 13:23:03 -08:00

usercopy_64.c

x86-64: Fix the failure case in copy_user_handle_tail()

2013-03-18 11:32:03 -07:00

usercopy.c

perf/x86: Fix broken LBR fixup code

2012-06-13 15:00:28 +02:00

x86-opcode-map.txt

x86/decoder: Fix bsr/bsf/jmpe decoding with operand-size prefix

2012-06-06 08:54:18 +02:00