Commit ff06342c authored by Willem de Bruijn's avatar Willem de Bruijn Committed by David S. Miller
Browse files

udp: exclude gso from xfrm paths

UDP GSO delays final datagram construction to the GSO layer. This
conflicts with protocol transformations.

Fixes: bec1f6f6

 ("udp: generate gso with UDP_SEGMENT")
CC: Michal Kubecek <mkubecek@suse.cz>
Signed-off-by: default avatarWillem de Bruijn <willemb@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent e89e59c0
......@@ -788,7 +788,8 @@ static int udp_send_skb(struct sk_buff *skb, struct flowi4 *fl4,
return -EINVAL;
if (sk->sk_no_check_tx)
return -EINVAL;
if (skb->ip_summed != CHECKSUM_PARTIAL || is_udplite)
if (skb->ip_summed != CHECKSUM_PARTIAL || is_udplite ||
dst_xfrm(skb_dst(skb)))
return -EIO;
skb_shinfo(skb)->gso_size = cork->gso_size;
......
......@@ -1053,7 +1053,8 @@ static int udp_v6_send_skb(struct sk_buff *skb, struct flowi6 *fl6,
return -EINVAL;
if (udp_sk(sk)->no_check6_tx)
return -EINVAL;
if (skb->ip_summed != CHECKSUM_PARTIAL || is_udplite)
if (skb->ip_summed != CHECKSUM_PARTIAL || is_udplite ||
dst_xfrm(skb_dst(skb)))
return -EIO;
skb_shinfo(skb)->gso_size = cork->gso_size;
......
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