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If argv[1] doesn't exist, don't try to use it.

This commit is contained in:
pooka 2004-04-09 16:41:23 +00:00
parent f9eafc41bd
commit ade6841fe5
1 changed files with 3 additions and 3 deletions
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6
sys/arch/sgimips/sgimips/machdep.c
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@ -1,4 +1,4 @@
/* $NetBSD: machdep.c,v 1.82 2004/04/05 16:01:43 tsutsui Exp $ */
/* $NetBSD: machdep.c,v 1.83 2004/04/09 16:41:23 pooka Exp $ */
/*
* Copyright (c) 2000 Soren S. Jorvang
@ -34,7 +34,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.82 2004/04/05 16:01:43 tsutsui Exp $");
__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.83 2004/04/09 16:41:23 pooka Exp $");
#include "opt_ddb.h"
#include "opt_kgdb.h"
@ -275,7 +275,7 @@ mach_init(int argc, char **argv, int magic, struct btinfo_common *btinfo)
* If argv[1] isn't an environment string, try to use it to set the
* boot device.
*/
if (strchr(argv[1], '=') != 0)
if (argc > 1 && strchr(argv[1], '=') != 0)
makebootdev(argv[1]);
boothowto = RB_SINGLE;