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XXX: use KAUTH_DEVICE_RAWIO_PASSTHRU for direct disk access here.

This commit is contained in:
elad 2006-11-05 23:00:54 +00:00
parent 7d49db6eac
commit 66e42f0f77
2 changed files with 6 additions and 10 deletions
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8
sys/arch/news68k/news68k/disksubr.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: disksubr.c,v 1.25 2006/09/11 12:06:39 he Exp $ */
/* $NetBSD: disksubr.c,v 1.26 2006/11/05 23:00:54 elad Exp $ */
/*
* Copyright (c) 1982, 1986, 1988 Regents of the University of California.
@ -32,7 +32,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: disksubr.c,v 1.25 2006/09/11 12:06:39 he Exp $");
__KERNEL_RCSID(0, "$NetBSD: disksubr.c,v 1.26 2006/11/05 23:00:54 elad Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -206,9 +206,7 @@ bounds_check_with_label(struct disk *dk, struct buf *bp, int wlabel)
/* overwriting disk label ? */
/* XXX should also protect bootstrap in first 8K */
if (kauth_authorize_system(curlwp->l_cred, KAUTH_SYSTEM_RAWIO,
KAUTH_REQ_SYSTEM_RAWIO_DISK,
(void *)KAUTH_REQ_SYSTEM_RAWIO_RW, NULL, NULL) &&
if (kauth_authorize_device_passthru(kauth_cred_get(), NODEV, NULL) &&
bp->b_blkno + p->p_offset <= labelsector &&
(bp->b_flags & B_READ) == 0 && wlabel == 0) {
bp->b_error = EROFS;

8
sys/arch/newsmips/newsmips/disksubr.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: disksubr.c,v 1.22 2006/09/11 11:55:33 he Exp $ */
/* $NetBSD: disksubr.c,v 1.23 2006/11/05 23:00:54 elad Exp $ */
/*
* Copyright (c) 1982, 1986, 1988 Regents of the University of California.
@ -32,7 +32,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: disksubr.c,v 1.22 2006/09/11 11:55:33 he Exp $");
__KERNEL_RCSID(0, "$NetBSD: disksubr.c,v 1.23 2006/11/05 23:00:54 elad Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -206,9 +206,7 @@ bounds_check_with_label(struct disk *dk, struct buf *bp, int wlabel)
/* overwriting disk label ? */
/* XXX should also protect bootstrap in first 8K */
if (kauth_authorize_system(curlwp->l_cred, KAUTH_SYSTEM_RAWIO,
KAUTH_REQ_SYSTEM_RAWIO_DISK,
(void *)KAUTH_REQ_SYSTEM_RAWIO_RW, NULL, NULL) &&
if (kauth_authorize_device_passthru(kauth_cred_get(), NODEV, NULL) &&
bp->b_blkno + p->p_offset <= labelsector &&
(bp->b_flags & B_READ) == 0 && wlabel == 0) {
bp->b_error = EROFS;