From: viro@parcelfarce.linux.theplanet.co.uk
To: "Robert T. Johnson" <rtjohnso@eecs.berkeley.edu>
Cc: linux-megaraid-devel@dell.com,
Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: PATCH: 2.6.7-rc3 drivers/scsi/megaraid.c: user/kernel pointer bugs
Date: Thu, 10 Jun 2004 02:52:13 +0100 [thread overview]
Message-ID: <20040610015213.GB12308@parcelfarce.linux.theplanet.co.uk> (raw)
In-Reply-To: <1086822637.32059.140.camel@dooby.cs.berkeley.edu>
On Wed, Jun 09, 2004 at 04:10:32PM -0700, Robert T. Johnson wrote:
> Since arg is a user pointer, so are uioc_mimd and uiocp, and hence umc is
> a user pointer. Thus reading umc->xferaddr requires dereferencing a user
> pointer, which isn't safe. Let me know if you have any questions or I've
> made an error.
ACK.
prev parent reply other threads:[~2004-06-10 1:52 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-06-09 23:10 Robert T. Johnson
2004-06-10 1:52 ` viro [this message]
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