Commit e05a90ec authored by Jamal Hadi Salim's avatar Jamal Hadi Salim Committed by David S. Miller
Browse files

net: reflect mark on tcp syn ack packets

SYN-ACK responses on a server in response to a SYN from a client
did not get the injected skb mark that was tagged on the SYN packet.

Fixes: 84f39b08

 ("net: support marking accepting TCP sockets")
Reviewed-by: default avatarLorenzo Colitti <>
Signed-off-by: default avatarJamal Hadi Salim <>
Signed-off-by: default avatarDavid S. Miller <>
parent 8d32e062
......@@ -173,7 +173,8 @@ int ip_build_and_send_pkt(struct sk_buff *skb, const struct sock *sk,
skb->priority = sk->sk_priority;
skb->mark = sk->sk_mark;
if (!skb->mark)
skb->mark = sk->sk_mark;
/* Send it out. */
return ip_local_out(net, skb->sk, skb);
......@@ -3213,6 +3213,7 @@ struct sk_buff *tcp_make_synack(const struct sock *sk, struct dst_entry *dst,
tcp_ecn_make_synack(req, th);
th->source = htons(ireq->ir_num);
th->dest = ireq->ir_rmt_port;
skb->mark = ireq->ir_mark;
/* Setting of flags are superfluous here for callers (and ECE is
* not even correctly set)
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