1 files changed, 1 insertions, 0 deletions

diff --git a/net/ipv6/xfrm6_output.c b/net/ipv6/xfrm6_output.c
index 601a148f60f3..6b9867717d11 100644
--- a/net/ipv6/xfrm6_output.c
+++ b/net/ipv6/xfrm6_output.c
@@ -84,6 +84,7 @@ static int xfrm6_tunnel_check_size(struct sk_buff *skb)
                 mtu = IPV6_MIN_MTU;
 
         if (skb->len > mtu) {
+                skb->dev = dst->dev;
                 icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu, skb->dev);
                 ret = -EMSGSIZE;
         }