1 files changed, 2 insertions, 0 deletions

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index f6477a9dbe7a..485c688a7fa8 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1108,6 +1108,8 @@ static unsigned long mem_cgroup_margin(struct mem_cgroup *memcg)
                 limit = READ_ONCE(memcg->memsw.limit);
                 if (count <= limit)
                         margin = min(margin, limit - count);
+                else
+                        margin = 0;
         }
 
         return margin;