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-rw-r--r--net/ipv6/ip6_output.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 2472ab9392ae..2594140897cc 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1291,7 +1291,7 @@ emsgsize:
skb = skb_peek_tail(&sk->sk_write_queue);
cork->length += length;
- if (((length > mtu) ||
+ if ((((length + fragheaderlen) > mtu) ||
(skb && skb_is_gso(skb))) &&
(sk->sk_protocol == IPPROTO_UDP) &&
(rt->dst.dev->features & NETIF_F_UFO) && !dst_xfrm(&rt->dst) &&