1 files changed, 1 insertions, 1 deletions

diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index 18146c980b68..a9e3b76aa884 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -75,7 +75,7 @@ int mm_match_cgroup(const struct mm_struct *mm, const struct mem_cgroup *cgroup)
 {
         struct mem_cgroup *mem;
         rcu_read_lock();
-        mem = mem_cgroup_from_task((mm)->owner);
+        mem = mem_cgroup_from_task(rcu_dereference((mm)->owner));
         rcu_read_unlock();
         return cgroup == mem;
 }