diff options
| -rw-r--r-- | net/bridge/br_vlan.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/bridge/br_vlan.c b/net/bridge/br_vlan.c index 283d012c3d89..678d5c41b551 100644 --- a/net/bridge/br_vlan.c +++ b/net/bridge/br_vlan.c @@ -476,13 +476,15 @@ bool br_allowed_egress(struct net_bridge_vlan_group *vg, /* Called under RCU */ bool br_should_learn(struct net_bridge_port *p, struct sk_buff *skb, u16 *vid) { + struct net_bridge_vlan_group *vg; struct net_bridge *br = p->br; /* If filtering was disabled at input, let it pass. */ if (!br->vlan_enabled) return true; - if (!p->vlgrp->num_vlans) + vg = p->vlgrp; + if (!vg || !vg->num_vlans) return false; if (!br_vlan_get_tag(skb, vid) && skb->vlan_proto != br->vlan_proto) |