From 615f8c2ed7f780a7d7b9e1387bde138159a2e973 Mon Sep 17 00:00:00 2001
From: ericj <>
Date: Sun, 10 Mar 2002 20:26:09 +0000
Subject: check that we got the port before trying to listen pr 2436; Alexander
 Yurchenko <grange@rt.mipt.ru>

---
 src/usr.bin/nc/netcat.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/usr.bin/nc/netcat.c b/src/usr.bin/nc/netcat.c
index dc4fe9e37d..da57c3239a 100644
--- a/src/usr.bin/nc/netcat.c
+++ b/src/usr.bin/nc/netcat.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: netcat.c,v 1.46 2002/02/28 18:05:36 markus Exp $ */
+/* $OpenBSD: netcat.c,v 1.47 2002/03/10 20:26:09 ericj Exp $ */
 /*
  * Copyright (c) 2001 Eric Jackson <ericj@monkey.org>
  *
@@ -512,7 +512,7 @@ local_listen(char *host, char *port, struct addrinfo hints)
 		s = -1;
 	} while ((res0 = res0->ai_next) != NULL);
 
-	if (!uflag) {
+	if (!uflag && s != -1) {
 		if (listen(s, 1) < 0)
 			errx(1, "%s", strerror(errno));
 	}
-- 
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