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Diffstat (limited to 'net/sctp/transport.c')
-rw-r--r--net/sctp/transport.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/net/sctp/transport.c b/net/sctp/transport.c
index 1dcceb6e0ce..a6b7ee9ce28 100644
--- a/net/sctp/transport.c
+++ b/net/sctp/transport.c
@@ -228,7 +228,7 @@ void sctp_transport_pmtu(struct sctp_transport *transport, struct sock *sk)
transport->pathmtu = SCTP_DEFAULT_MAXSEGMENT;
}
-void sctp_transport_update_pmtu(struct sctp_transport *t, u32 pmtu)
+void sctp_transport_update_pmtu(struct sock *sk, struct sctp_transport *t, u32 pmtu)
{
struct dst_entry *dst;
@@ -245,8 +245,16 @@ void sctp_transport_update_pmtu(struct sctp_transport *t, u32 pmtu)
}
dst = sctp_transport_dst_check(t);
- if (dst)
- dst->ops->update_pmtu(dst, pmtu);
+ if (!dst)
+ t->af_specific->get_dst(t, &t->saddr, &t->fl, sk);
+
+ if (dst) {
+ dst->ops->update_pmtu(dst, sk, NULL, pmtu);
+
+ dst = sctp_transport_dst_check(t);
+ if (!dst)
+ t->af_specific->get_dst(t, &t->saddr, &t->fl, sk);
+ }
}
/* Caches the dst entry and source address for a transport's destination