X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=net%2Fbatman-adv%2Fsoft-interface.c;h=a2fc843c22432e790980fa15653cf95e6c60b384;hb=5461bd81bf7f86503f393b0b1d57e69b1f1bd44e;hp=c002961da75d655deb813990f5706cf37fbd6d7d;hpb=6d7c8e1b3a1fae91daaf1bec4df694239c7a430b;p=firefly-linux-kernel-4.4.55.git

diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c
index c002961da75d..a2fc843c2243 100644
--- a/net/batman-adv/soft-interface.c
+++ b/net/batman-adv/soft-interface.c
@@ -479,6 +479,9 @@ out:
  */
 void batadv_softif_vlan_free_ref(struct batadv_softif_vlan *vlan)
 {
+	if (!vlan)
+		return;
+
 	if (atomic_dec_and_test(&vlan->refcount)) {
 		spin_lock_bh(&vlan->bat_priv->softif_vlan_list_lock);
 		hlist_del_rcu(&vlan->list);