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-rw-r--r--net/sctp/transport.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/net/sctp/transport.c b/net/sctp/transport.c
index 394c57ca2f54..3889330b7b04 100644
--- a/net/sctp/transport.c
+++ b/net/sctp/transport.c
@@ -641,3 +641,19 @@ void sctp_transport_reset(struct sctp_transport *t)
t->cacc.next_tsn_at_change = 0;
t->cacc.cacc_saw_newack = 0;
}
+
+/* Schedule retransmission on the given transport */
+void sctp_transport_immediate_rtx(struct sctp_transport *t)
+{
+ /* Stop pending T3_rtx_timer */
+ if (timer_pending(&t->T3_rtx_timer)) {
+ (void)del_timer(&t->T3_rtx_timer);
+ sctp_transport_put(t);
+ }
+ sctp_retransmit(&t->asoc->outqueue, t, SCTP_RTXR_T3_RTX);
+ if (!timer_pending(&t->T3_rtx_timer)) {
+ if (!mod_timer(&t->T3_rtx_timer, jiffies + t->rto))
+ sctp_transport_hold(t);
+ }
+ return;
+}