From: Tejun Heo <tj@kernel.org>
To: Vivek Goyal <vgoyal@redhat.com>
Cc: Dirk Gouders <gouders@et.bocholt.fh-gelsenkirchen.de>,
Suresh Jayaraman <sjayaraman@suse.com>,
LKML <linux-kernel@vger.kernel.org>, Jens Axboe <axboe@kernel.dk>
Subject: Re: Slab corruption in floppy driver module
Date: Sun, 29 Jan 2012 11:36:01 -0800 [thread overview]
Message-ID: <20120129193601.GD17211@htj.dyndns.org> (raw)
In-Reply-To: <20120127195455.GA18068@redhat.com>
On Fri, Jan 27, 2012 at 02:54:55PM -0500, Vivek Goyal wrote:
> floppy: Fix a crash during rmmmod
>
> floppy driver does not call add_disk() on all the drives hence we don't take
> gendisk reference on request queue for these drives. Don't call put_disk()
> with disk->queue set, otherwise we try to put the reference we never took.
>
> Reported-by: Dirk Gouders <gouders@et.bocholt.fh-gelsenkirchen.de>
> Signed-off-by: Vivek Goyal<vgoyal@redhat.com>
Ugh... floppy init is ugly. Thanks for fixing this.
Acked-by: Tejun Heo <tj@kernel.org>
Jens, this one and the previous one are regression fixes and need to
be routed through v3.3-fixes.
--
tejun
next prev parent reply other threads:[~2012-01-29 19:36 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-24 13:19 Suresh Jayaraman
2012-01-24 22:31 ` Vivek Goyal
2012-01-25 7:59 ` Dirk Gouders
2012-01-25 9:04 ` Dirk Gouders
2012-01-26 15:04 ` Vivek Goyal
2012-01-26 18:05 ` Tejun Heo
2012-01-26 18:53 ` Dirk Gouders
2012-01-26 19:37 ` Vivek Goyal
2012-01-26 21:48 ` Dirk Gouders
2012-01-26 21:56 ` Vivek Goyal
2012-01-27 6:07 ` Suresh Jayaraman
2012-01-27 11:30 ` Dirk Gouders
2012-01-27 19:54 ` Vivek Goyal
2012-01-28 10:53 ` Dirk Gouders
2012-01-29 19:36 ` Tejun Heo [this message]
2012-01-30 6:03 ` Suresh Jayaraman
2012-01-27 6:03 ` Suresh Jayaraman
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=20120129193601.GD17211@htj.dyndns.org \
--to=tj@kernel.org \
--cc=axboe@kernel.dk \
--cc=gouders@et.bocholt.fh-gelsenkirchen.de \
--cc=linux-kernel@vger.kernel.org \
--cc=sjayaraman@suse.com \
--cc=vgoyal@redhat.com \
/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