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copy from the right offset when handling root= on the command line.

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Pointed out by Pavel Cahyna.
This commit is contained in:
bouyer 2007-06-28 20:54:47 +00:00
parent 6be5ba1e96
commit 69219b1efe
1 changed files with 10 additions and 4 deletions
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14
sys/arch/xen/i386/xen_machdep.c
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@ -1,4 +1,4 @@
/* $NetBSD: xen_machdep.c,v 1.17 2007/06/18 18:56:23 bouyer Exp $ */
/* $NetBSD: xen_machdep.c,v 1.18 2007/06/28 20:54:47 bouyer Exp $ */
/*
* Copyright (c) 2006 Manuel Bouyer.
@ -63,7 +63,7 @@
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: xen_machdep.c,v 1.17 2007/06/18 18:56:23 bouyer Exp $");
__KERNEL_RCSID(0, "$NetBSD: xen_machdep.c,v 1.18 2007/06/28 20:54:47 bouyer Exp $");
#include "opt_xen.h"
@ -187,10 +187,16 @@ xen_parse_cmdline(int what, union xen_cmdline_parseinfo *xcp)
switch (what) {
case XEN_PARSE_BOOTDEV:
if (strncasecmp(opt, "bootdev=", 8) == 0 ||
strncasecmp(opt, "root=", 5) == 0)
if (strncasecmp(opt, "bootdev=", 8) == 0) {
strncpy(xcp->xcp_bootdev, opt + 8,
sizeof(xcp->xcp_bootdev));
break;
}
if (strncasecmp(opt, "root=", 5) == 0) {
strncpy(xcp->xcp_bootdev, opt + 5,
sizeof(xcp->xcp_bootdev));
break;
}
break;
case XEN_PARSE_NETINFO: