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authorLiubov Dmitrieva <liubov.dmitrieva@intel.com>2013-06-26 12:28:43 -0700
committerH.J. Lu <hjl.tools@gmail.com>2013-06-26 12:31:51 -0700
commit11b8a0e1d7b6175470ffc9077e94104c896093b7 (patch)
treed75f0dc9a9ce92b78a7761ed89d4cef47e95a964 /sysdeps
parentb0037103771cc02e092884c39aa9e4982073099a (diff)
Fix buffers overrun in x86_64 memcmp-ssse3.S
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/x86_64/multiarch/memcmp-ssse3.S6
1 files changed, 2 insertions, 4 deletions
diff --git a/sysdeps/x86_64/multiarch/memcmp-ssse3.S b/sysdeps/x86_64/multiarch/memcmp-ssse3.S
index bdd2ed213c..e319df926e 100644
--- a/sysdeps/x86_64/multiarch/memcmp-ssse3.S
+++ b/sysdeps/x86_64/multiarch/memcmp-ssse3.S
@@ -1463,10 +1463,8 @@ L(next_24_bytes):
test $0x40, %dh
jnz L(Byte22)
- mov -9(%rdi), %eax
- and $0xff, %eax
- mov -9(%rsi), %edx
- and $0xff, %edx
+ movzbl -9(%rdi), %eax
+ movzbl -9(%rsi), %edx
sub %edx, %eax
ret
# else