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-rw-r--r--net/sctp/associola.c42
-rw-r--r--net/sctp/sm_sideeffect.c8
2 files changed, 12 insertions, 38 deletions
diff --git a/net/sctp/associola.c b/net/sctp/associola.c
index 8d3aef9d061..39f5166ae7a 100644
--- a/net/sctp/associola.c
+++ b/net/sctp/associola.c
@@ -1284,49 +1284,21 @@ void sctp_assoc_update_retran_path(struct sctp_association *asoc)
ntohs(t->ipaddr.v4.sin_port));
}
-/* Choose the transport for sending a INIT packet. */
-struct sctp_transport *sctp_assoc_choose_init_transport(
- struct sctp_association *asoc)
+/* Choose the transport for sending retransmit packet. */
+struct sctp_transport *sctp_assoc_choose_alter_transport(
+ struct sctp_association *asoc, struct sctp_transport *last_sent_to)
{
- struct sctp_transport *t;
-
- /* Use the retran path. If the last INIT was sent over the
+ /* If this is the first time packet is sent, use the active path,
+ * else use the retran path. If the last packet was sent over the
* retran path, update the retran path and use it.
*/
- if (!asoc->init_last_sent_to) {
- t = asoc->peer.active_path;
- } else {
- if (asoc->init_last_sent_to == asoc->peer.retran_path)
- sctp_assoc_update_retran_path(asoc);
- t = asoc->peer.retran_path;
- }
-
- SCTP_DEBUG_PRINTK_IPADDR("sctp_assoc_update_retran_path:association"
- " %p addr: ",
- " port: %d\n",
- asoc,
- (&t->ipaddr),
- ntohs(t->ipaddr.v4.sin_port));
-
- return t;
-}
-
-/* Choose the transport for sending a SHUTDOWN packet. */
-struct sctp_transport *sctp_assoc_choose_shutdown_transport(
- struct sctp_association *asoc)
-{
- /* If this is the first time SHUTDOWN is sent, use the active path,
- * else use the retran path. If the last SHUTDOWN was sent over the
- * retran path, update the retran path and use it.
- */
- if (!asoc->shutdown_last_sent_to)
+ if (!last_sent_to)
return asoc->peer.active_path;
else {
- if (asoc->shutdown_last_sent_to == asoc->peer.retran_path)
+ if (last_sent_to == asoc->peer.retran_path)
sctp_assoc_update_retran_path(asoc);
return asoc->peer.retran_path;
}
-
}
/* Update the association's pmtu and frag_point by going through all the
diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c
index e2020eb2c8c..86426aac160 100644
--- a/net/sctp/sm_sideeffect.c
+++ b/net/sctp/sm_sideeffect.c
@@ -686,7 +686,8 @@ static void sctp_cmd_setup_t2(sctp_cmd_seq_t *cmds,
{
struct sctp_transport *t;
- t = sctp_assoc_choose_shutdown_transport(asoc);
+ t = sctp_assoc_choose_alter_transport(asoc,
+ asoc->shutdown_last_sent_to);
asoc->shutdown_last_sent_to = t;
asoc->timeouts[SCTP_EVENT_TIMEOUT_T2_SHUTDOWN] = t->rto;
chunk->transport = t;
@@ -777,7 +778,7 @@ static void sctp_cmd_setup_t4(sctp_cmd_seq_t *cmds,
{
struct sctp_transport *t;
- t = asoc->peer.active_path;
+ t = sctp_assoc_choose_alter_transport(asoc, chunk->transport);
asoc->timeouts[SCTP_EVENT_TIMEOUT_T4_RTO] = t->rto;
chunk->transport = t;
}
@@ -1379,7 +1380,8 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
case SCTP_CMD_INIT_CHOOSE_TRANSPORT:
chunk = cmd->obj.ptr;
- t = sctp_assoc_choose_init_transport(asoc);
+ t = sctp_assoc_choose_alter_transport(asoc,
+ asoc->init_last_sent_to);
asoc->init_last_sent_to = t;
chunk->transport = t;
t->init_sent_count++;