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Test return value of socket for <0, not ==0 to indicate failure.

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Ted Lemon
1997-11-29 07:51:49 +00:00
parent 93ad415e65
commit 707260f98f
1 changed files with 2 additions and 2 deletions
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4
common/dns.c
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@@ -48,7 +48,7 @@
#ifndef lint
static char copyright[] =
"$Id: dns.c,v 1.4 1997/06/08 04:05:20 mellon Exp $ Copyright (c) 1997 The Internet Software Consortium. All rights reserved.\n";
"$Id: dns.c,v 1.5 1997/11/29 07:51:49 mellon Exp $ Copyright (c) 1997 The Internet Software Consortium. All rights reserved.\n";
#endif /* not lint */
#include "dhcpd.h"
@@ -85,7 +85,7 @@ void dns_startup ()
/* Get a socket for the DNS protocol. */
dns_protocol_fd = socket (AF_INET, SOCK_DGRAM, IPPROTO_UDP);
if (!dns_protocol_fd)
if (dns_protocol_fd < 0)
error ("unable to create dns socket: %m");
pick_name_server ();