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-rw-r--r--security/device_cgroup.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/security/device_cgroup.c b/security/device_cgroup.c
index 87a0a037fbd..90953648c64 100644
--- a/security/device_cgroup.c
+++ b/security/device_cgroup.c
@@ -53,7 +53,7 @@ struct dev_cgroup {
static inline struct dev_cgroup *css_to_devcgroup(struct cgroup_subsys_state *s)
{
- return container_of(s, struct dev_cgroup, css);
+ return s ? container_of(s, struct dev_cgroup, css) : NULL;
}
static inline struct dev_cgroup *cgroup_to_devcgroup(struct cgroup *cgroup)