1 files changed, 1 insertions, 1 deletions

diff --git a/arch/arm/include/asm/atomic.h b/arch/arm/include/asm/atomic.h
index a0162fa94564..e9e56c00b858 100644
--- a/arch/arm/include/asm/atomic.h
+++ b/arch/arm/include/asm/atomic.h
@@ -440,7 +440,7 @@ static inline int atomic64_add_unless(atomic64_t *v, u64 a, u64 u)
 "       teq     %2, #0\n"
 "       bne     1b\n"
 "2:"
-        : "=&r" (val), "=&r" (ret), "=&r" (tmp)
+        : "=&r" (val), "+r" (ret), "=&r" (tmp)
         : "r" (&v->counter), "r" (u), "r" (a)
         : "cc");