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authorVlad Yasevich <vladislav.yasevich@hp.com>2010-04-30 21:42:43 -0400
committerVlad Yasevich <vladislav.yasevich@hp.com>2010-04-30 21:42:43 -0400
commitc17b02b38aa99ef806c7066ef19a6f51122304f1 (patch)
tree7ca3b679e86c822626f7e64472c27a1442c7cdf9 /net/sctp
parenta5f4cea74f1397bb29d0bbdabeb05bd05a23a741 (diff)
downloadlinux-c17b02b38aa99ef806c7066ef19a6f51122304f1.tar.bz2
sctp: send SHUTDOWN-ACK chunk back to the source.
SHUTDOWN-ACK is alaways sent to the primary path at the first time, but should better transmit SHUTDOWN-ACK chunk to the same destination transport address from which it received the SHUTDOWN chunk. Based on the work from 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/sm_sideeffect.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c
index 4c5bed9af4e3..49fb9acece63 100644
--- a/net/sctp/sm_sideeffect.c
+++ b/net/sctp/sm_sideeffect.c
@@ -697,11 +697,15 @@ static void sctp_cmd_setup_t2(sctp_cmd_seq_t *cmds,
{
struct sctp_transport *t;
- t = sctp_assoc_choose_alter_transport(asoc,
+ if (chunk->transport)
+ t = chunk->transport;
+ else {
+ t = sctp_assoc_choose_alter_transport(asoc,
asoc->shutdown_last_sent_to);
+ chunk->transport = t;
+ }
asoc->shutdown_last_sent_to = t;
asoc->timeouts[SCTP_EVENT_TIMEOUT_T2_SHUTDOWN] = t->rto;
- chunk->transport = t;
}
/* Helper function to change the state of an association. */