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authorJohannes Weiner <hannes@cmpxchg.org>2014-12-11 00:44:27 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2014-12-11 02:41:08 +0100
commitc01f46c7c725f0a1330673bc3c767b89a3b2dbc0 (patch)
treeed1f293f2e6cad35c49198d36d7bccb32aa0162a /fs/qnx6
parentmm: memcontrol: shorten the page statistics update slowpath (diff)
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mm: memcontrol: remove bogus NULL check after mem_cgroup_from_task()
That function acts like a typecast - unless NULL is passed in, no NULL can come out. task_in_mem_cgroup() callers don't pass NULL tasks. Signed-off-by: Johannes Weiner <hannes@cmpxchg.org> Reviewed-by: Vladimir Davydov <vdavydov@parallels.com> Acked-by: Michal Hocko <mhocko@suse.cz Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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