1 files changed, 0 insertions, 2 deletions

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 64f726599ff0..6b73d8657d64 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -6352,8 +6352,6 @@ mem_cgroup_css_online(struct cgroup *cont)
                  * call __mem_cgroup_free, so return directly
                  */
                 mem_cgroup_put(memcg);
-                if (parent->use_hierarchy)
-                        mem_cgroup_put(parent);
         }
         return error;
 }