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authorXin Long <lucien.xin@gmail.com>2017-12-14 19:41:29 +0300
committerDavid S. Miller <davem@davemloft.net>2017-12-15 21:52:22 +0300
commitde60fe9105431f504de9f8793b1da237a7d7f7ed (patch)
tree6628209f7a3f30d7d5dfd5233806122d0a6617da /net/sctp/sm_sideeffect.c
parent47b20a88566f89dd0cc80c46f59ce0a12259d404 (diff)
downloadlinux-de60fe9105431f504de9f8793b1da237a7d7f7ed.tar.xz
sctp: implement handle_ftsn for sctp_stream_interleave
handle_ftsn is added as a member of sctp_stream_interleave, used to skip ssn for data or mid for idata, called for SCTP_CMD_PROCESS_FWDTSN cmd. sctp_handle_iftsn works for ifwdtsn, and sctp_handle_fwdtsn works for fwdtsn. Note that different from sctp_handle_fwdtsn, sctp_handle_iftsn could do stream abort pd. Signed-off-by: Xin Long <lucien.xin@gmail.com> Acked-by: Marcelo R. Leitner <marcelo.leitner@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp/sm_sideeffect.c')
-rw-r--r--net/sctp/sm_sideeffect.c15
1 files changed, 2 insertions, 13 deletions
diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c
index be7c6dbdb283..16ddf2ca1438 100644
--- a/net/sctp/sm_sideeffect.c
+++ b/net/sctp/sm_sideeffect.c
@@ -1007,18 +1007,6 @@ static void sctp_cmd_process_operr(struct sctp_cmd_seq *cmds,
}
}
-/* Process variable FWDTSN chunk information. */
-static void sctp_cmd_process_fwdtsn(struct sctp_ulpq *ulpq,
- struct sctp_chunk *chunk)
-{
- struct sctp_fwdtsn_skip *skip;
-
- /* Walk through all the skipped SSNs */
- sctp_walk_fwdtsn(skip, chunk) {
- sctp_ulpq_skip(ulpq, ntohs(skip->stream), ntohs(skip->ssn));
- }
-}
-
/* Helper function to remove the association non-primary peer
* transports.
*/
@@ -1372,7 +1360,8 @@ static int sctp_cmd_interpreter(enum sctp_event event_type,
break;
case SCTP_CMD_PROCESS_FWDTSN:
- sctp_cmd_process_fwdtsn(&asoc->ulpq, cmd->obj.chunk);
+ asoc->stream.si->handle_ftsn(&asoc->ulpq,
+ cmd->obj.chunk);
break;
case SCTP_CMD_GEN_SACK: