cgroup: check for non-empty conf

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

cgroup: check for non-empty conf
d926acfd · Christian Brauner · d094c180 · d926acfd
Unverified Commit d926acfd authored Jul 10, 2019 by Christian Brauner
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cgroup.c src/lxc/cgroups/cgroup.c +5 -0

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--- a/src/lxc/cgroups/cgroup.c
+++ b/src/lxc/cgroups/cgroup.c
@@ -44,6 +44,11 @@ struct cgroup_ops *cgroup_init(struct lxc_conf *conf)
 {
 	struct cgroup_ops *cgroup_ops;

+	if (!conf) {
+		ERROR("No valid conf given");
+		return NULL;
+	}
+
 	cgroup_ops = cgfsng_ops_init(conf);
 	if (!cgroup_ops) {
 		ERROR("Failed to initialize cgroup driver");