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Diffstat (limited to 'arch/x86/lib/string_32.c')
-rw-r--r--arch/x86/lib/string_32.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/arch/x86/lib/string_32.c b/arch/x86/lib/string_32.c
index 82004d2bf05e..bd59090825db 100644
--- a/arch/x86/lib/string_32.c
+++ b/arch/x86/lib/string_32.c
@@ -164,15 +164,13 @@ EXPORT_SYMBOL(strchr);
size_t strlen(const char *s)
{
int d0;
- int res;
+ size_t res;
asm volatile("repne\n\t"
- "scasb\n\t"
- "notl %0\n\t"
- "decl %0"
+ "scasb"
: "=c" (res), "=&D" (d0)
: "1" (s), "a" (0), "0" (0xffffffffu)
: "memory");
- return res;
+ return ~res - 1;
}
EXPORT_SYMBOL(strlen);
#endif