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Merge tag 'v4.2-rc7' into x86/boot, to refresh the branch before merging new changes
[firefly-linux-kernel-4.4.55.git]
/
net
/
batman-adv
/
soft-interface.c
diff --git
a/net/batman-adv/soft-interface.c
b/net/batman-adv/soft-interface.c
index c002961da75d655deb813990f5706cf37fbd6d7d..a2fc843c22432e790980fa15653cf95e6c60b384 100644
(file)
--- 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);