sctp: missing set src and dest port while lookup output route
While lookup the output route, we do not set the src and dest
port. This will cause we got a wrong route if we had set the
outbund transport to IPsec with src or dst port.
Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 704298f..1827498 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -474,13 +474,17 @@
memset(&fl, 0x0, sizeof(struct flowi));
fl.fl4_dst = daddr->v4.sin_addr.s_addr;
+ fl.fl_ip_dport = daddr->v4.sin_port;
fl.proto = IPPROTO_SCTP;
if (asoc) {
fl.fl4_tos = RT_CONN_FLAGS(asoc->base.sk);
fl.oif = asoc->base.sk->sk_bound_dev_if;
+ fl.fl_ip_sport = htons(asoc->base.bind_addr.port);
}
- if (saddr)
+ if (saddr) {
fl.fl4_src = saddr->v4.sin_addr.s_addr;
+ fl.fl_ip_sport = saddr->v4.sin_port;
+ }
SCTP_DEBUG_PRINTK("%s: DST:%pI4, SRC:%pI4 - ",
__func__, &fl.fl4_dst, &fl.fl4_src);
@@ -528,6 +532,7 @@
if ((laddr->state == SCTP_ADDR_SRC) &&
(AF_INET == laddr->a.sa.sa_family)) {
fl.fl4_src = laddr->a.v4.sin_addr.s_addr;
+ fl.fl_ip_sport = laddr->a.v4.sin_port;
if (!ip_route_output_key(&init_net, &rt, &fl)) {
dst = &rt->u.dst;
goto out_unlock;