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authorWei Yongjun <yjwei@cn.fujitsu.com>2010-04-30 21:42:43 -0400
committerVlad Yasevich <vladislav.yasevich@hp.com>2010-04-30 21:42:43 -0400
commitbd69b981a354be40cc709f3046f0c56f00da6163 (patch)
tree60fec31042a51203b945c8b492c6fa6e9366fccc /net/sctp
parentc17b02b38aa99ef806c7066ef19a6f51122304f1 (diff)
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sctp: assure at least one T3-rtx timer is running if a FORWARD TSN is sent
PR-SCTP extension section 3.5 Sender Side Implementation of PR-SCTP: C5) If a FORWARD TSN is sent, the sender MUST assure that at least one T3-rtx timer is running. So this patch fix to assure at least one T3-rtx timer is running if a FORWARD TSN is or will to sent. Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com> Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Diffstat (limited to 'net/sctp')
-rw-r--r--net/sctp/outqueue.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/net/sctp/outqueue.c b/net/sctp/outqueue.c
index abfc0b8dee74..16d451a62b3f 100644
--- a/net/sctp/outqueue.c
+++ b/net/sctp/outqueue.c
@@ -854,6 +854,12 @@ static int sctp_outq_flush(struct sctp_outq *q, int rtx_timeout)
if (status != SCTP_XMIT_OK) {
/* put the chunk back */
list_add(&chunk->list, &q->control_chunk_list);
+ } else if (chunk->chunk_hdr->type == SCTP_CID_FWD_TSN) {
+ /* PR-SCTP C5) If a FORWARD TSN is sent, the
+ * sender MUST assure that at least one T3-rtx
+ * timer is running.
+ */
+ sctp_transport_reset_timers(transport, 0);
}
break;