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Diffstat (limited to 'net/ipv4/xfrm4_output.c')
-rw-r--r--net/ipv4/xfrm4_output.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/ipv4/xfrm4_output.c b/net/ipv4/xfrm4_output.c
index 7ee6518afa86..94b8702603bc 100644
--- a/net/ipv4/xfrm4_output.c
+++ b/net/ipv4/xfrm4_output.c
@@ -29,7 +29,8 @@ static int xfrm4_tunnel_check_size(struct sk_buff *skb)
goto out;
mtu = dst_mtu(skb_dst(skb));
- if (skb->len > mtu) {
+ if ((!skb_is_gso(skb) && skb->len > mtu) ||
+ (skb_is_gso(skb) && skb_gso_network_seglen(skb) > ip_skb_dst_mtu(skb->sk, skb))) {
skb->protocol = htons(ETH_P_IP);
if (skb->sk)