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authorTakashi Iwai <tiwai@suse.de>2013-02-01 10:22:47 +0400
committerTakashi Iwai <tiwai@suse.de>2013-02-01 10:22:47 +0400
commit8058e14259ddc8c1824387198fc53700ed4cccc9 (patch)
treefaffb83ca5173e5f3cbfd4170de603ada4812e23 /security/device_cgroup.c
parent9ddf1aeb2134e72275c97a2c6ff2e3eb04f2f27a (diff)
parent7da58046482fceb17c4a0d4afefd9507ec56de7f (diff)
downloadlinux-8058e14259ddc8c1824387198fc53700ed4cccc9.tar.xz
Merge branch 'usb-audio-fix' of git://git.alsa-project.org/alsa-kprivate into for-linus
Diffstat (limited to 'security/device_cgroup.c')
-rw-r--r--security/device_cgroup.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/security/device_cgroup.c b/security/device_cgroup.c
index 19ecc8de9e6b..d794abcc4b3b 100644
--- a/security/device_cgroup.c
+++ b/security/device_cgroup.c
@@ -215,7 +215,9 @@ static void devcgroup_css_free(struct cgroup *cgroup)
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);
}