1 files changed, 6 insertions, 0 deletions

diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c
index e2ed69850489..0bc31de9071a 100644
--- a/net/8021q/vlan_core.c
+++ b/net/8021q/vlan_core.c
@@ -21,6 +21,12 @@ bool vlan_do_receive(struct sk_buff **skbp)
         if (unlikely(!skb))
                 return false;
 
+        if (unlikely(!(vlan_dev->flags & IFF_UP))) {
+                kfree_skb(skb);
+                *skbp = NULL;
+                return false;
+        }
+
         skb->dev = vlan_dev;
         if (unlikely(skb->pkt_type == PACKET_OTHERHOST)) {
                 /* Our lower layer thinks this is not local, let's make sure.