knf

1 files changed, 13 insertions, 13 deletions

diff --git a/sys/netinet/tcp_output.c b/sys/netinet/tcp_output.c
index a93512e172f..25161e896cb 100644
--- a/sys/netinet/tcp_output.c
+++ b/sys/netinet/tcp_output.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: tcp_output.c,v 1.45 2002/01/14 03:11:55 provos Exp $	*/
+/*	$OpenBSD: tcp_output.c,v 1.46 2002/01/14 19:58:18 provos Exp $	*/
 /*	$NetBSD: tcp_output.c,v 1.16 1997/06/03 16:17:09 kml Exp $	*/
 
 /*
@@ -119,17 +119,18 @@ extern int tcprexmtthresh;
 
 #ifdef TCP_SACK
 #ifdef TCP_SACK_DEBUG
+void tcp_print_holes(struct tcpcb *tp);
+
 void
-tcp_print_holes(tp)
-struct tcpcb *tp;
+tcp_print_holes(struct tcpcb *tp)
 {
 	struct sackhole *p = tp->snd_holes;
 	if (p == 0)
 		return;
 	printf("Hole report: start--end dups rxmit\n");
 	while (p) {
-		printf("%x--%x d %d r %x\n",  p->start, p->end, p->dups,
-                    p->rxmit);
+		printf("%x--%x d %d r %x\n", p->start, p->end, p->dups,
+		    p->rxmit);
 		p = p->next;
 	}
 	printf("\n");
@@ -141,12 +142,11 @@ struct tcpcb *tp;
  * NULL otherwise.
  */
 struct sackhole *
-tcp_sack_output(tp)
-register struct tcpcb *tp;
+tcp_sack_output(struct tcpcb *tp)
 {
 	struct sackhole *p;
 	if (tp->sack_disable)
-		return 0;
+		return (NULL);
 	p = tp->snd_holes;
 	while (p) {
 #ifndef TCP_FACK
@@ -168,11 +168,11 @@ register struct tcpcb *tp;
 			if (p)
 				tcp_print_holes(tp);
 #endif
-			return p;
+			return (p);
 		}
         	p = p->next;
 	}
-	return 0;
+	return (NULL);
 }
 
 /*
@@ -180,12 +180,12 @@ register struct tcpcb *tp;
  * should be used to avoid retransmitting SACKed data.  This function
  * traverses the SACK list to see if snd_nxt should be moved forward.
  */
+
 void
-tcp_sack_adjust(tp)
-	struct tcpcb *tp;
+tcp_sack_adjust(struct tcpcb *tp)
 {
 	struct sackhole *cur = tp->snd_holes;
-	if (cur == 0)
+	if (cur == NULL)
 		return; /* No holes */
 	if (SEQ_GEQ(tp->snd_nxt, tp->rcv_lastsack))
 		return; /* We're already beyond any SACKed blocks */