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vnd_destroy: don't access freed memory.

This commit is contained in:
yamt 2006-02-04 10:48:32 +00:00
parent a85acbf618
commit fe1aa7db74
1 changed files with 5 additions and 3 deletions
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8
sys/dev/vnd.c
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@ -1,4 +1,4 @@
/* $NetBSD: vnd.c,v 1.135 2006/02/02 06:57:35 cube Exp $ */
/* $NetBSD: vnd.c,v 1.136 2006/02/04 10:48:32 yamt Exp $ */
/*-
* Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc.
@ -133,7 +133,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: vnd.c,v 1.135 2006/02/02 06:57:35 cube Exp $");
__KERNEL_RCSID(0, "$NetBSD: vnd.c,v 1.136 2006/02/04 10:48:32 yamt Exp $");
#if defined(_KERNEL_OPT)
#include "fs_nfs.h"
@ -306,11 +306,13 @@ int
vnd_destroy(struct device *dev)
{
int error;
struct cfdata *cf;
cf = dev->dv_cfdata;
error = config_detach(dev, 0);
if (error)
return error;
free(dev->dv_cfdata, M_DEVBUF);
free(cf, M_DEVBUF);
return 0;
}