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-rw-r--r--net/8021q/vlan_dev.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index 328759c32d6..6644e8f5f19 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -122,6 +122,11 @@ int vlan_skb_recv(struct sk_buff *skb, struct net_device *dev,
unsigned short vlan_TCI;
__be16 proto;
+ if (dev->nd_net != &init_net) {
+ kfree_skb(skb);
+ return -1;
+ }
+
if ((skb = skb_share_check(skb, GFP_ATOMIC)) == NULL)
return -1;