svn commit: r263748 - head/sys/netinet

[Hiren Panchasara]

Author: hiren
Date: Tue Mar 25 21:57:50 2014
New Revision: 263748
URL: http://svnweb.freebsd.org/changeset/base/263748

Log:
  Correct the comments as support for RFC 1644 has been removed for a long time.

Modified:
  head/sys/netinet/tcp_input.c

Modified: head/sys/netinet/tcp_input.c
==============================================================================
--- head/sys/netinet/tcp_input.c	Tue Mar 25 20:17:57 2014	(r263747)
+++ head/sys/netinet/tcp_input.c	Tue Mar 25 21:57:50 2014	(r263748)
@@ -1990,13 +1990,11 @@ tcp_do_segment(struct mbuf *m, struct tc
 		} else {
 			/*
 			 * Received initial SYN in SYN-SENT[*] state =>
-			 * simultaneous open.  If segment contains CC option
-			 * and there is a cached CC, apply TAO test.
+			 * simultaneous open.
 			 * If it succeeds, connection is * half-synchronized.
 			 * Otherwise, do 3-way handshake:
 			 *        SYN-SENT -> SYN-RECEIVED
 			 *        SYN-SENT* -> SYN-RECEIVED*
-			 * If there was no CC option, clear cached CC value.
 			 */
 			tp->t_flags |= (TF_ACKNOW | TF_NEEDSYN);
 			tcp_timer_activate(tp, TT_REXMT, 0);