From: Christoph Hellwig <hch@lst.de>
To: Tadeusz Struk <tadeusz.struk@linaro.org>
Cc: Christoph Hellwig <hch@lst.de>,
Bart Van Assche <bvanassche@acm.org>,
linux-scsi@vger.kernel.org,
"James E . J . Bottomley" <jejb@linux.ibm.com>,
"Martin K . Petersen" <martin.petersen@oracle.com>,
linux-kernel@vger.kernel.org, stable@vger.kernel.org,
Douglas Gilbert <dgilbert@interlog.com>
Subject: Re: [PATCH v2 1/2] scsi: scsi_ioctl: Validate command size
Date: Wed, 3 Nov 2021 18:20:28 +0100 [thread overview]
Message-ID: <20211103172028.GA5881@lst.de> (raw)
In-Reply-To: <62249975-7bcc-f23d-808e-8a0da1131570@linaro.org>
On Wed, Nov 03, 2021 at 10:19:21AM -0700, Tadeusz Struk wrote:
> On 11/3/21 10:09, Christoph Hellwig wrote:
>>> + if (hdr->cmd_len < 6)
>>> + return -EMSGSIZE;
>> The checks looks good, but I'd be tempted to place it next to the
>> other check on hdr->cmd_len in the caller.
>
> Do you mean in sg_io()?
> I don't mind changing it, but putting the check here in
> scsi_fill_sghdr_rq() was suggested by Douglas (cc'ed now).
Ok, let's keep it that way for now.
prev parent reply other threads:[~2021-11-03 17:20 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-03 17:06 [PATCH v2 1/2] scsi: scsi_ioctl: Validate command size Tadeusz Struk
2021-11-03 17:06 ` [PATCH v2 2/2] scsi: core: remove command size deduction from scsi_setup_scsi_cmnd Tadeusz Struk
2021-11-03 17:17 ` Bart Van Assche
2021-11-03 17:18 ` Christoph Hellwig
2021-11-03 17:09 ` [PATCH v2 1/2] scsi: scsi_ioctl: Validate command size Christoph Hellwig
2021-11-03 17:19 ` Tadeusz Struk
2021-11-03 17:20 ` Christoph Hellwig [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20211103172028.GA5881@lst.de \
--to=hch@lst.de \
--cc=bvanassche@acm.org \
--cc=dgilbert@interlog.com \
--cc=jejb@linux.ibm.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-scsi@vger.kernel.org \
--cc=martin.petersen@oracle.com \
--cc=stable@vger.kernel.org \
--cc=tadeusz.struk@linaro.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.