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(parent: 26251ea) | patch
cgroup: catch bad css refcnt at css_put
authorKAMEZAWA Hiroyuki <[email protected]>
Thu, 1 Oct 2009 22:44:09 +0000 (15:44 -0700)
committerLinus Torvalds <[email protected]>
Thu, 1 Oct 2009 23:11:12 +0000 (16:11 -0700)
commit3dece8347df6a16239fab10dadb370854f1c969c
tree23a93cdb0dfacd4b89b42c192a6247be84d105bftree | snapshot
parent26251eaf98e26dc2ce2dc26d63bc502700760704commit | diff
cgroup: catch bad css refcnt at css_put

__css_put() doesn't check a bug as refcnt goes to minus.
I think it should be caught. This patch adds a check for it.

Signed-off-by: KAMEZAWA Hiroyuki <[email protected]>
Cc: Paul Menage <[email protected]>
Cc: Li Zefan <[email protected]>
Cc: Balbir Singh <[email protected]>
Cc: Daisuke Nishimura <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
kernel/cgroup.c diff | blob | blame | history
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