From ec23a7636074b3e5129e6464fc88f16de97bc677 Mon Sep 17 00:00:00 2001
From: Marcelo Araujo <araujo@FreeBSD.org>
Date: Tue, 19 Apr 2016 00:40:43 +0000
Subject: Use NULL instead of 0 for pointers.

kvm_open(3) will return NULL when it cannot access kernel virtual memory.

MFC after:	2 weeks.
---
 bin/ps/ps.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'bin/ps/ps.c')

diff --git a/bin/ps/ps.c b/bin/ps/ps.c
index e86cfa8b42ff..eeaa9c8058e5 100644
--- a/bin/ps/ps.c
+++ b/bin/ps/ps.c
@@ -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)
-- 
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