The value of addr has already been masked, just above.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/ppc/mem_helper.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/target/ppc/mem_helper.c b/target/ppc/mem_helper.c
index e7d3a79d96..0cb78777e7 100644
--- a/target/ppc/mem_helper.c
+++ b/target/ppc/mem_helper.c
@@ -293,7 +293,7 @@ static void dcbz_common(CPUPPCState *env, target_ulong addr,
     addr &= mask;
 
     /* Check reservation */
-    if ((env->reserve_addr & mask) == (addr & mask))  {
+    if ((env->reserve_addr & mask) == addr)  {
         env->reserve_addr = (target_ulong)-1ULL;
     }
 
-- 
2.20.1