From owner-svn-src-all@freebsd.org  Tue Apr 19 00:40:44 2016
Return-Path: <owner-svn-src-all@freebsd.org>
Delivered-To: svn-src-all@mailman.ysv.freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 by mailman.ysv.freebsd.org (Postfix) with ESMTP id 8D7AAB135E8;
 Tue, 19 Apr 2016 00:40:44 +0000 (UTC)
 (envelope-from araujo@FreeBSD.org)
Received: from repo.freebsd.org (repo.freebsd.org
 [IPv6:2610:1c1:1:6068::e6a:0])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (Client did not present a certificate)
 by mx1.freebsd.org (Postfix) with ESMTPS id 5EE5117C5;
 Tue, 19 Apr 2016 00:40:44 +0000 (UTC)
 (envelope-from araujo@FreeBSD.org)
Received: from repo.freebsd.org ([127.0.1.37])
 by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id u3J0eh7l074869;
 Tue, 19 Apr 2016 00:40:43 GMT (envelope-from araujo@FreeBSD.org)
Received: (from araujo@localhost)
 by repo.freebsd.org (8.15.2/8.15.2/Submit) id u3J0ehdC074868;
 Tue, 19 Apr 2016 00:40:43 GMT (envelope-from araujo@FreeBSD.org)
Message-Id: <201604190040.u3J0ehdC074868@repo.freebsd.org>
X-Authentication-Warning: repo.freebsd.org: araujo set sender to
 araujo@FreeBSD.org using -f
From: Marcelo Araujo <araujo@FreeBSD.org>
Date: Tue, 19 Apr 2016 00:40:43 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
 svn-src-head@freebsd.org
Subject: svn commit: r298233 - head/bin/ps
X-SVN-Group: head
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
X-BeenThere: svn-src-all@freebsd.org
X-Mailman-Version: 2.1.21
Precedence: list
List-Id: "SVN commit messages for the entire src tree \(except for &quot;
 user&quot; and &quot; projects&quot; \)" <svn-src-all.freebsd.org>
List-Unsubscribe: <https://lists.freebsd.org/mailman/options/svn-src-all>,
 <mailto:svn-src-all-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-all/>
List-Post: <mailto:svn-src-all@freebsd.org>
List-Help: <mailto:svn-src-all-request@freebsd.org?subject=help>
List-Subscribe: <https://lists.freebsd.org/mailman/listinfo/svn-src-all>,
 <mailto:svn-src-all-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 19 Apr 2016 00:40:44 -0000

Author: araujo
Date: Tue Apr 19 00:40:43 2016
New Revision: 298233
URL: https://svnweb.freebsd.org/changeset/base/298233

Log:
  Use NULL instead of 0 for pointers.
  
  kvm_open(3) will return NULL when it cannot access kernel virtual memory.
  
  MFC after:	2 weeks.

Modified:
  head/bin/ps/ps.c

Modified: head/bin/ps/ps.c
==============================================================================
--- head/bin/ps/ps.c	Tue Apr 19 00:38:07 2016	(r298232)
+++ head/bin/ps/ps.c	Tue Apr 19 00:40:43 2016	(r298233)
@@ -451,7 +451,7 @@ main(int argc, char *argv[])
 		xkeep = xkeep_implied;
 
 	kd = kvm_openfiles(nlistf, memf, NULL, O_RDONLY, errbuf);
-	if (kd == 0)
+	if (kd == NULL)
 		xo_errx(1, "%s", errbuf);
 
 	if (!_fmt)