[PATCH 194/241] sctp: fix call to SCTP_CMD_PROCESS_SACK in sctp_cmd_interpreter()

[Herton Ronaldo Krzesinski]

3.5.7.2 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Zijie Pan <zijie.pan at 6wind.com>

commit f6e80abeab928b7c47cc1fbf53df13b4398a2bec upstream.

Bug introduced by commit edfee0339e681a784ebacec7e8c2dc97dc6d2839
(sctp: check src addr when processing SACK to update transport state)

Signed-off-by: Zijie Pan <zijie.pan at 6wind.com>
Signed-off-by: Nicolas Dichtel <nicolas.dichtel at 6wind.com>
Acked-by: Vlad Yasevich <vyasevich at gmail.com>
Signed-off-by: David S. Miller <davem at davemloft.net>
Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski at canonical.com>
---
 net/sctp/sm_sideeffect.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c
index 8716da1..c461b1c 100644
--- a/net/sctp/sm_sideeffect.c
+++ b/net/sctp/sm_sideeffect.c
@@ -1609,8 +1609,9 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
 					asoc->outqueue.outstanding_bytes;
 			sackh.num_gap_ack_blocks = 0;
 			sackh.num_dup_tsns = 0;
+			chunk->subh.sack_hdr = &sackh;
 			sctp_add_cmd_sf(commands, SCTP_CMD_PROCESS_SACK,
-					SCTP_SACKH(&sackh));
+					SCTP_CHUNK(chunk));
 			break;
 
 		case SCTP_CMD_DISCARD_PACKET:
-- 
1.7.9.5