Zheng, On Thu, Jul 6, 2017 at 3:00 PM, Zheng Li <lizheng...@gmail.com> wrote: > From: Zheng Li <james.z...@ericsson.com> > > if there are several same route entries with different outgoing net device, > application's socket specifies the oif through setsockopt with > SO_BINDTODEVICE, sctpv6 should choose the route entry whose outgoing net > device is the oif which was specified by socket, set the value of > flowi6_oif to sk->sk_bound_dev_if to make sctp_v6_get_dst to find the > correct route entry. > > Signed-off-by: Zheng Li <james.z...@ericsson.com> > --- > net/sctp/ipv6.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c > index f5b45b8..2a186b20 100644 > --- a/net/sctp/ipv6.c > +++ b/net/sctp/ipv6.c > @@ -252,6 +252,8 @@ static void sctp_v6_get_dst(struct sctp_transport *t, > union sctp_addr *saddr, > fl6->flowi6_proto = IPPROTO_SCTP; > if (ipv6_addr_type(&daddr->v6.sin6_addr) & IPV6_ADDR_LINKLOCAL) > fl6->flowi6_oif = daddr->v6.sin6_scope_id; > + else if (asoc) > + fl6->flowi6_oif = asoc->base.sk->sk_bound_dev_if;
Yes, ipv4 does the same way, but sctp ipv4 code aslo set the source port to htons(asoc->base.bind_addr.port) meanwhile; :> Thanks, Ethan > > pr_debug("%s: dst=%pI6 ", __func__, &fl6->daddr); > > -- > 2.7.4 >