[src/trunk]: src/sys/arch/vax/vsa If we panic before the vsbus is found, don'...

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

details:   https://anonhg.NetBSD.org/src/rev/8c84a9080e73
branches:  trunk
changeset: 486614:8c84a9080e73
user:      ragge <ragge%NetBSD.org@localhost>
date:      Fri May 26 21:05:01 2000 +0000

description:
If we panic before the vsbus is found, don't panic again.

diffstat:

 sys/arch/vax/vsa/vsbus.c |  14 +++++++++++---
 1 files changed, 11 insertions(+), 3 deletions(-)

diffs (37 lines):

diff -r db40a3728834 -r 8c84a9080e73 sys/arch/vax/vsa/vsbus.c
--- a/sys/arch/vax/vsa/vsbus.c  Fri May 26 20:59:07 2000 +0000
+++ b/sys/arch/vax/vsa/vsbus.c  Fri May 26 21:05:01 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: vsbus.c,v 1.24 2000/04/23 16:38:54 matt Exp $ */
+/*     $NetBSD: vsbus.c,v 1.25 2000/05/26 21:05:01 ragge Exp $ */
 /*
  * Copyright (c) 1996, 1999 Ludd, University of Lule}, Sweden.
  * All rights reserved.
@@ -248,9 +248,13 @@
 vsbus_setmask(mask)
        unsigned char mask;
 {
-       struct vsbus_softc *sc = vsbus_cd.cd_devs[0];
+       struct vsbus_softc *sc;
        unsigned char ch;
 
+       if (vsbus_cd.cd_ndevs == 0)
+               return 0;
+       sc = vsbus_cd.cd_devs[0];
+
        ch = *sc->sc_intmsk;
        *sc->sc_intmsk = mask;
        return ch;
@@ -263,7 +267,11 @@
 vsbus_clrintr(mask)
        unsigned char mask;
 {
-       struct vsbus_softc *sc = vsbus_cd.cd_devs[0];
+       struct vsbus_softc *sc;
+
+       if (vsbus_cd.cd_ndevs == 0)
+               return;
+       sc = vsbus_cd.cd_devs[0];
 
        *sc->sc_intclr = mask;
 }