[src/trunk]: src/sys/dev/pcmcia Don't test truth of a pointer or assign 0 to ...

[dyoung <dyoung%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/6bb28ef4101e
branches:  trunk
changeset: 768370:6bb28ef4101e
user:      dyoung <dyoung%NetBSD.org@localhost>
date:      Mon Aug 15 18:04:59 2011 +0000

description:
Don't test truth of a pointer or assign 0 to it but compare / assign
NULL.

diffstat:

 sys/dev/pcmcia/if_wi_pcmcia.c |  8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diffs (34 lines):

diff -r 97ddebb88ea9 -r 6bb28ef4101e sys/dev/pcmcia/if_wi_pcmcia.c
--- a/sys/dev/pcmcia/if_wi_pcmcia.c     Mon Aug 15 17:08:00 2011 +0000
+++ b/sys/dev/pcmcia/if_wi_pcmcia.c     Mon Aug 15 18:04:59 2011 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: if_wi_pcmcia.c,v 1.88 2011/08/15 17:08:00 dyoung Exp $ */
+/* $NetBSD: if_wi_pcmcia.c,v 1.89 2011/08/15 18:04:59 dyoung Exp $ */
 
 /*-
  * Copyright (c) 2001, 2004 The NetBSD Foundation, Inc.
@@ -34,7 +34,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_wi_pcmcia.c,v 1.88 2011/08/15 17:08:00 dyoung Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_wi_pcmcia.c,v 1.89 2011/08/15 18:04:59 dyoung Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -271,13 +271,13 @@
        if (onoff) {
                /* establish the interrupt. */
                sc->sc_ih = pcmcia_intr_establish(pf, IPL_NET, wi_intr, sc);
-               if (!sc->sc_ih)
+               if (sc->sc_ih == NULL)
                        return EIO;
 
                error = pcmcia_function_enable(pf);
                if (error) {
                        pcmcia_intr_disestablish(pf, sc->sc_ih);
-                       sc->sc_ih = 0;
+                       sc->sc_ih = NULL;
                        return EIO;
                }