1 files changed, 3 insertions, 1 deletions

diff --git a/kernel/cgroup_freezer.c b/kernel/cgroup_freezer.c
index 12ead0b766ee..345628c78b5b 100644
--- a/kernel/cgroup_freezer.c
+++ b/kernel/cgroup_freezer.c
@@ -267,8 +267,10 @@ static void update_if_frozen(struct cgroup_subsys_state *css)
                 struct freezer *child = css_freezer(pos);
 
                 if ((child->state & CGROUP_FREEZER_ONLINE) &&
-                    !(child->state & CGROUP_FROZEN))
+                    !(child->state & CGROUP_FROZEN)) {
+                        rcu_read_unlock();
                         return;
+                }
         }
         rcu_read_unlock();