Messages in this thread | | | Date | Mon, 28 Dec 2015 10:45:03 -0500 | From | Tejun Heo <> | Subject | Re: [PATCH] cgroup: Fix uninitialized variable warning |
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On Wed, Dec 23, 2015 at 02:53:27PM -0700, Ross Zwisler wrote: > Commit 1f7dd3e5a6e4 ("cgroup: fix handling of multi-destination migration > from subtree_control enabling") introduced the following compiler warning: > > mm/memcontrol.c: In function ‘mem_cgroup_can_attach’: > mm/memcontrol.c:4790:9: warning: ‘memcg’ may be used uninitialized in this function [-Wmaybe-uninitialized] > mc.to = memcg; > ^ > > Fix this by initializing 'memcg' to NULL. > > This was found using gcc (GCC) 4.9.2 20150212 (Red Hat 4.9.2-6). > > Signed-off-by: Ross Zwisler <ross.zwisler@linux.intel.com>
Applied to cgroup/for-4.5.
Thanks.
-- tejun
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