From: Jens Axboe <axboe@kernel.dk>
To: Xiaotian Feng <dfeng@redhat.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] block: check for proper length of iov entries earlier in blk_rq_map_user_iov()
Date: Mon, 29 Nov 2010 10:04:12 +0100 [thread overview]
Message-ID: <4CF36C8C.1030506@kernel.dk> (raw)
In-Reply-To: <1291021255-2838-1-git-send-email-dfeng@redhat.com>
On 2010-11-29 10:00, Xiaotian Feng wrote:
> commit 9284bcf checks for proper length of iov entries in
> blk_rq_map_user_iov(). But if the map is unaligned, kernel
> will break out the loop without checking for the proper length.
> So we need to check the proper length before the unalign check.
Thanks, good catch. Applied.
--
Jens Axboe
prev parent reply other threads:[~2010-11-29 9:04 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-29 9:00 Xiaotian Feng
2010-11-29 9:04 ` Jens Axboe [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=4CF36C8C.1030506@kernel.dk \
--to=axboe@kernel.dk \
--cc=dfeng@redhat.com \
--cc=linux-kernel@vger.kernel.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
Powered by JetHome