ipv4: Add redirect support to all protocol icmp error handlers.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/sctp/input.c b/net/sctp/input.c
index 80564fe..9fb4247 100644
--- a/net/sctp/input.c
+++ b/net/sctp/input.c
@@ -423,6 +423,18 @@
sctp_retransmit(&asoc->outqueue, t, SCTP_RTXR_PMTUD);
}
+static void sctp_icmp_redirect(struct sock *sk, struct sctp_transport *t,
+ struct sk_buff *skb)
+{
+ struct dst_entry *dst;
+
+ if (!t)
+ return;
+ dst = sctp_transport_dst_check(t);
+ if (dst && dst->ops->redirect)
+ dst->ops->redirect(dst, skb);
+}
+
/*
* SCTP Implementer's Guide, 2.37 ICMP handling procedures
*
@@ -628,6 +640,10 @@
err = EHOSTUNREACH;
break;
+ case ICMP_REDIRECT:
+ sctp_icmp_redirect(sk, transport, skb);
+ err = 0;
+ break;
default:
goto out_unlock;
}
