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From: Marcelo Araujo <araujo@FreeBSD.org>
Date: Mon, 18 Apr 2016 14:12:42 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r298206 - head/sbin/ifconfig
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Author: araujo
Date: Mon Apr 18 14:12:42 2016
New Revision: 298206
URL: https://svnweb.freebsd.org/changeset/base/298206

Log:
  User NULL instead of 0 for pointers.
  
  gethostbyname(3) will return NULL in case of an error.
  
  MFC after:	2 weeks.

Modified:
  head/sbin/ifconfig/af_inet.c

Modified: head/sbin/ifconfig/af_inet.c
==============================================================================
--- head/sbin/ifconfig/af_inet.c	Mon Apr 18 14:08:35 2016	(r298205)
+++ head/sbin/ifconfig/af_inet.c	Mon Apr 18 14:12:42 2016	(r298206)
@@ -133,10 +133,10 @@ in_getaddr(const char *s, int which)
 
 	if (inet_aton(s, &sin->sin_addr))
 		return;
-	if ((hp = gethostbyname(s)) != 0)
+	if ((hp = gethostbyname(s)) != NULL)
 		bcopy(hp->h_addr, (char *)&sin->sin_addr, 
 		    MIN((size_t)hp->h_length, sizeof(sin->sin_addr)));
-	else if ((np = getnetbyname(s)) != 0)
+	else if ((np = getnetbyname(s)) != NULL)
 		sin->sin_addr = inet_makeaddr(np->n_net, INADDR_ANY);
 	else
 		errx(1, "%s: bad value", s);