diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index e41a6c2..fc62c71 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -3348,10 +3348,9 @@
 				 */
 				next_mz =
 				__mem_cgroup_largest_soft_limit_node(mctz);
-				if (next_mz == mz) {
+				if (next_mz == mz)
 					css_put(&next_mz->mem->css);
-					next_mz = NULL;
-				} else /* next_mz == NULL or other memcg */
+				else /* next_mz == NULL or other memcg */
 					break;
 			} while (1);
 		}