Commit 8663c938 authored by David S. Miller's avatar David S. Miller
Browse files

sctp: Store a flowi in transports to provide persistent keying.

Several future simplifications are possible now because of this.

For example, the sctp_addr unions can simply refer directly to
the flowi information.
Signed-off-by: default avatarDavid S. Miller <>
parent b57ae01a
......@@ -894,6 +894,7 @@ struct sctp_transport {
/* Is this structure kfree()able? */
struct flowi fl;
/* This is the peer's IP address and port. */
union sctp_addr ipaddr;
......@@ -213,13 +213,11 @@ void sctp_transport_set_owner(struct sctp_transport *transport,
/* Initialize the pmtu of a transport. */
void sctp_transport_pmtu(struct sctp_transport *transport, struct sock *sk)
struct flowi fl;
/* If we don't have a fresh route, look one up */
if (!transport->dst || transport->dst->obsolete > 1) {
transport->af_specific->get_dst(transport, &transport->saddr,
&fl, sk);
&transport->fl, sk);
if (transport->dst) {
......@@ -274,14 +272,13 @@ void sctp_transport_route(struct sctp_transport *transport,
struct sctp_association *asoc = transport->asoc;
struct sctp_af *af = transport->af_specific;
struct flowi fl;
af->get_dst(transport, saddr, &fl, sctp_opt2sk(opt));
af->get_dst(transport, saddr, &transport->fl, sctp_opt2sk(opt));
if (saddr)
memcpy(&transport->saddr, saddr, sizeof(union sctp_addr));
af->get_saddr(opt, transport, &fl);
af->get_saddr(opt, transport, &transport->fl);
if ((transport->param_flags & SPP_PMTUD_DISABLE) && transport->pathmtu) {
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment