More ECN fixes:

1) We now remove ECN-Nonce since it will no longer continue as a I-D
2) Eliminate last_tsn_echo, this tied us to an assoc not the net
   and thus we were not doing m-homing on the ECN-Echo senders side right.
3) Increment the count going out even if the TSN in lower in the pending
   ECN-Echo, this way the receiver knows exactly how many packets were
   marked even with network re-ordering
4) Fix so we DO NOT stop doing delayed sack if a ECN Echo is in queue
MFC after:	1 month

1 files changed, 0 insertions, 6 deletions

diff --git a/sys/netinet/sctp_header.h b/sys/netinet/sctp_header.h
index 2e94fb7..4a33b0d 100644
--- a/sys/netinet/sctp_header.h
+++ b/sys/netinet/sctp_header.h
@@ -142,12 +142,6 @@ struct sctp_supported_chunk_types_param {
 }                                SCTP_PACKED;
 
 
-/* ECN Nonce: draft-ladha-sctp-ecn-nonce */
-struct sctp_ecn_nonce_supported_param {
-	struct sctp_paramhdr ph;/* type = 0x8001  len = 4 */
-}                              SCTP_PACKED;
-
-
 /*
  * Structures for DATA chunks
  */