diff options
-rw-r--r-- | mm/memcontrol.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c index f4f41c36e703..60d28e36f0e0 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -6196,6 +6196,8 @@ 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; } |