diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 695d9f10906e..3d7a3d02b168 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1095,7 +1095,7 @@ static bool mem_cgroup_wait_acct_move(struct mem_cgroup *memcg)
 	return false;
 }
 
-unsigned int memcg1_stats[] = {
+static const unsigned int memcg1_stats[] = {
 	MEMCG_CACHE,
 	MEMCG_RSS,
 	MEMCG_RSS_HUGE,