sctp: fix call to SCTP_CMD_PROCESS_SACK in sctp_cmd_interpreter()

[ Upstream commit f6e80abeab928b7c47cc1fbf53df13b4398a2bec ]

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

Signed-off-by: Zijie Pan <zijie.pan@6wind.com>
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Acked-by: Vlad Yasevich <vyasevich@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c
index 1ff51c9d18d5d5ca925da9bd24544fe46014ad7b..2fdb05d8aac896654174815fe71e2e44c3a964b3 100644 (file)
--- a/net/sctp/sm_sideeffect.c
+++ b/net/sctp/sm_sideeffect.c
@@ -1610,8 +1610,9 @@ 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: