diff --git a/net/core/dev.c b/net/core/dev.c
index 8c47ab24..de930b7 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2211,9 +2211,9 @@
 __be16 skb_network_protocol(struct sk_buff *skb)
 {
 	__be16 type = skb->protocol;
+	int vlan_depth = ETH_HLEN;
 
 	while (type == htons(ETH_P_8021Q)) {
-		int vlan_depth = ETH_HLEN;
 		struct vlan_hdr *vh;
 
 		if (unlikely(!pskb_may_pull(skb, vlan_depth + VLAN_HLEN)))