From: Jens Axboe <axboe@suse.de>
To: "Paulo Andre'" <fscked@iol.pt>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Check copy_*_user return value in drivers/block/scsi_ioctl.c
Date: Sun, 25 May 2003 18:28:44 +0200 [thread overview]
Message-ID: <20030525162844.GJ812@suse.de> (raw)
In-Reply-To: <20030525172549.7df834f9.fscked@iol.pt>
On Sun, May 25 2003, Paulo Andre' wrote:
> Hi Jens,
>
> Please find attached a trivial patch that checks both
> copy_to_user() and copy_from_user() returns values in scsi_ioctl.c,
> returning accordinly in case of a transfer error.
See above, we've already done access_ok() on the buffer so the
"unchecked" copy_to/from_user are done that way on purpose. I suppose it
could be made more explicit with __copy_to/from_user().
--
Jens Axboe
next prev parent reply other threads:[~2003-05-25 16:15 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-05-25 16:25 [PATCH] Check copy_*_user return value in drivers/block/scsi_ioctl.c Paulo Andre'
2003-05-25 16:28 ` Jens Axboe [this message]
2003-05-25 1:29 ` dan carpenter
2003-05-25 16:54 ` Oliver Neukum
2003-05-25 16:58 ` Paulo Andre'
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