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)
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