net: Add sk_mark route lookup support for IPv4 listening sockets

Add support for route lookup using sk_mark on IPv4 listening sockets.

Signed-off-by: Atis Elsts <atis@mikrotik.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 1 deletions

diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c
index a6e0e077ac33..5ec678ad70ef 100644
--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -333,7 +333,8 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb,
          * no easy way to do this.
          */
         {
-                struct flowi fl = { .nl_u = { .ip4_u =
+                struct flowi fl = { .mark = sk->sk_mark,
+                                    .nl_u = { .ip4_u =
                                               { .daddr = ((opt && opt->srr) ?
                                                           opt->faddr :
                                                           ireq->rmt_addr),