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From: YANG LI <abaci-bugfix-KPsoFbNs7GizrGE5bRqYAgC/G2K4zDHf@public.gmane.org>
To: hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org
Cc: mhocko-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
	vdavydov.dev-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
	akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org,
	cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	YANG LI
	<abaci-bugfix-KPsoFbNs7GizrGE5bRqYAgC/G2K4zDHf@public.gmane.org>
Subject: [PATCH] mm: fix: Uninitialized variable ret.
Date: Wed, 30 Dec 2020 14:59:11 +0800	[thread overview]
Message-ID: <1609311551-97108-1-git-send-email-abaci-bugfix@linux.alibaba.com> (raw)

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-bugfix-KPsoFbNs7GizrGE5bRqYAgC/G2K4zDHf@public.gmane.org>
Reported-by: Abaci <abaci-KPsoFbNs7GizrGE5bRqYAgC/G2K4zDHf@public.gmane.org>
---
 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


             reply	other threads:[~2020-12-30  6:59 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-30  6:59 YANG LI [this message]
     [not found] ` <1609311551-97108-1-git-send-email-abaci-bugfix-KPsoFbNs7GizrGE5bRqYAgC/G2K4zDHf@public.gmane.org>
2020-12-30  7:10   ` [PATCH] mm: fix: Uninitialized variable ret Muchun Song
2021-01-05 11:03   ` David Hildenbrand

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