[PATCH] mm: fix: Uninitialized variable ret.

[YANG LI]

The ret is being used but it isn't being initialized,
need to assign a value to it, like 0.

Signed-off-by: YANG LI <abaci-bug...@linux.alibaba.com>
Reported-by: Abaci <ab...@linux.alibaba.com>
---
 mm/memcontrol.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 605f671..15ba17d 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -3366,7 +3366,7 @@ static int mem_cgroup_resize_max(struct mem_cgroup *memcg,
 {
        bool enlarge = false;
        bool drained = false;
-       int ret;
+       int ret = 0;
        bool limits_invariant;
        struct page_counter *counter = memsw ? &memcg->memsw : &memcg->memory;
 
-- 
1.8.3.1