[src/trunk]: src/sys/netinet simplify code a little. no functional changes.

[yamt <yamt%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/c84a4e7dcf28
branches:  trunk
changeset: 763960:c84a4e7dcf28
user:      yamt <yamt%NetBSD.org@localhost>
date:      Fri Apr 08 11:15:11 2011 +0000

description:
simplify code a little.  no functional changes.

diffstat:

 sys/netinet/tcp_congctl.c |  16 +++++++---------
 1 files changed, 7 insertions(+), 9 deletions(-)

diffs (45 lines):

diff -r 46d3c2050977 -r c84a4e7dcf28 sys/netinet/tcp_congctl.c
--- a/sys/netinet/tcp_congctl.c Fri Apr 08 11:11:53 2011 +0000
+++ b/sys/netinet/tcp_congctl.c Fri Apr 08 11:15:11 2011 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: tcp_congctl.c,v 1.15 2008/04/28 20:24:09 martin Exp $  */
+/*     $NetBSD: tcp_congctl.c,v 1.16 2011/04/08 11:15:11 yamt Exp $    */
 
 /*-
  * Copyright (c) 1997, 1998, 1999, 2001, 2005, 2006 The NetBSD Foundation, Inc.
@@ -135,7 +135,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: tcp_congctl.c,v 1.15 2008/04/28 20:24:09 martin Exp $");
+__KERNEL_RCSID(0, "$NetBSD: tcp_congctl.c,v 1.16 2011/04/08 11:15:11 yamt Exp $");
 
 #include "opt_inet.h"
 #include "opt_tcp_debug.h"
@@ -617,6 +617,7 @@
 static int
 tcp_newreno_fast_retransmit(struct tcpcb *tp, const struct tcphdr *th)
 {
+
        if (SEQ_LT(th->th_ack, tp->snd_high)) {
                /*
                 * False fast retransmit after timeout.
@@ -624,14 +625,11 @@
                 */
                tp->t_dupacks = 0;
                return 1;
-       } else {
-               /*
-                * Fast retransmit is same as reno.
-                */
-               return tcp_reno_fast_retransmit(tp, th);
        }
-
-       return 0;
+       /*
+        * Fast retransmit is same as reno.
+        */
+       return tcp_reno_fast_retransmit(tp, th);
 }
 
 /*