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-rw-r--r--arch/i386/atomic.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/i386/atomic.h b/arch/i386/atomic.h
index 25441df2..fd222eae 100644
--- a/arch/i386/atomic.h
+++ b/arch/i386/atomic.h
@@ -7,7 +7,7 @@ static inline int a_ctz_64(uint64_t x)
{
int r;
__asm__( "bsf %1,%0 ; jnz 1f ; bsf %2,%0 ; addl $32,%0\n1:"
- : "=r"(r) : "r"((unsigned)x), "r"((unsigned)(x>>32)) );
+ : "=&r"(r) : "r"((unsigned)x), "r"((unsigned)(x>>32)) );
return r;
}