diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c
index 5095367c7204927f489c2833c736fbf5292c8d09..eeaf7455d51e52f12b62ffd0c1c82e2ee09e4fc1 100644
--- a/net/ipv6/ip6_vti.c
+++ b/net/ipv6/ip6_vti.c
@@ -481,7 +481,7 @@ vti6_xmit(struct sk_buff *skb, struct net_device *dev, struct flowi *fl)
 	}
 
 	mtu = dst_mtu(dst);
-	if (!skb->ignore_df && skb->len > mtu) {
+	if (skb->len > mtu) {
 		skb_dst_update_pmtu(skb, mtu);
 
 		if (skb->protocol == htons(ETH_P_IPV6)) {