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authorGlauber Costa <glommer@parallels.com>2013-02-22 16:34:57 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2013-02-23 17:50:18 -0800
commite4715f01be697a3730c78f8ffffb595591d6a88c (patch)
tree6ba363f7454d0b8e6b4db8997c8b7fa587f20279 /mm/mmzone.c
parent692e89abd154b04d212dce0c18a449bda15aac04 (diff)
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memcg: avoid dangling reference count in creation failure.
When use_hierarchy is enabled, we acquire an extra reference count in our parent during cgroup creation. We don't release it, though, if any failure exist in the creation process. Signed-off-by: Glauber Costa <glommer@parallels.com> Reported-by: Michal Hocko <mhocko@suse.cz> Acked-by: Michal Hocko <mhocko@suse.cz> Cc: Tejun Heo <tj@kernel.org> Cc: Hiroyuki Kamezawa <kamezawa.hiroyuki@gmail.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/mmzone.c')
0 files changed, 0 insertions, 0 deletions
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