Messages in this thread Patch in this message | | | Date | Tue, 27 Nov 2012 14:35:02 -0500 | From | Aristeu Rozanski <> | Subject | [PATCH 1/5] device_cgroup: fix locking in devcgroup_destroy() |
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Cc: Tejun Heo <tj@kernel.org> Cc: Serge Hallyn <serge.hallyn@canonical.com> Signed-off-by: Aristeu Rozanski <aris@redhat.com> --- security/device_cgroup.c | 4 ++++ 1 file changed, 4 insertions(+)
Index: github/security/device_cgroup.c =================================================================== --- github.orig/security/device_cgroup.c 2012-11-26 17:13:54.008153189 -0500 +++ github/security/device_cgroup.c 2012-11-27 11:58:43.574251075 -0500 @@ -215,7 +215,11 @@ struct dev_cgroup *dev_cgroup; dev_cgroup = cgroup_to_devcgroup(cgroup); + + mutex_lock(&devcgroup_mutex); dev_exception_clean(dev_cgroup); + mutex_unlock(&devcgroup_mutex); + kfree(dev_cgroup); }
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