mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Ben Hutchings <ben@decadent.org.uk>
To: Herton Ronaldo Krzesinski <herton.krzesinski@canonical.com>
Cc: Jiri Kosina <jkosina@suse.cz>,
	Andrew Morton <akpm@linux-foundation.org>,
	Jens Axboe <axboe@kernel.dk>, Tejun Heo <tj@kernel.org>,
	linux-kernel@vger.kernel.org, Vivek Goyal <vgoyal@redhat.com>
Subject: Re: [PATCH v3 2/6] floppy: do put_disk on current dr if blk_init_queue fails
Date: Tue, 14 Aug 2012 03:04:51 +0100	[thread overview]
Message-ID: <1344909891.824.169.camel@deadeye.wl.decadent.org.uk> (raw)
In-Reply-To: <1344881787-6422-3-git-send-email-herton.krzesinski@canonical.com>

[-- Attachment #1: Type: text/plain, Size: 958 bytes --]

On Mon, 2012-08-13 at 15:16 -0300, Herton Ronaldo Krzesinski wrote:
> If blk_init_queue fails, we do not call put_disk on the current dr
> (dr is decremented first in the error handling loop).
> 
> Cc: stable@vger.kernel.org
> Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski@canonical.com>

Reviewed-by: Ben Hutchings <ben@decadent.org.uk>

> ---
>  drivers/block/floppy.c |    1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
> index c8d9e68..1e09e99 100644
> --- a/drivers/block/floppy.c
> +++ b/drivers/block/floppy.c
> @@ -4151,6 +4151,7 @@ static int __init do_floppy_init(void)
>  
>  		disks[dr]->queue = blk_init_queue(do_fd_request, &floppy_lock);
>  		if (!disks[dr]->queue) {
> +			put_disk(disks[dr]);
>  			err = -ENOMEM;
>  			goto out_put_disk;
>  		}

-- 
Ben Hutchings
I say we take off; nuke the site from orbit.  It's the only way to be sure.

[-- Attachment #2: This is a digitally signed message part --]
[-- Type: application/pgp-signature, Size: 828 bytes --]

  reply	other threads:[~2012-08-14  2:04 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-13 18:16 Bug fixes/cleanups for floppy driver (v2) Herton Ronaldo Krzesinski
2012-08-13 18:16 ` [PATCH v3 1/6] floppy: don't call alloc_ordered_workqueue inside the alloc_disk loop Herton Ronaldo Krzesinski
2012-08-14  2:01   ` Ben Hutchings
2012-08-13 18:16 ` [PATCH v3 2/6] floppy: do put_disk on current dr if blk_init_queue fails Herton Ronaldo Krzesinski
2012-08-14  2:04   ` Ben Hutchings [this message]
2012-08-14 19:48   ` Vivek Goyal
2012-08-14 20:08     ` Herton Ronaldo Krzesinski
2012-08-13 18:16 ` [PATCH v3 3/6] floppy: avoid leaking extra reference to queue on do_floppy_init error handling Herton Ronaldo Krzesinski
2012-08-14  3:20   ` Ben Hutchings
2012-08-14  9:03     ` Stanislaw Gruszka
2012-08-14 14:26       ` Herton Ronaldo Krzesinski
2012-08-14 14:28       ` Ben Hutchings
2012-08-14 14:33     ` Herton Ronaldo Krzesinski
2012-08-14 20:00     ` Vivek Goyal
2012-08-13 18:16 ` [PATCH v3 4/6] floppy: properly handle failure on add_disk loop Herton Ronaldo Krzesinski
2012-08-14  3:31   ` Ben Hutchings
2012-08-14 14:43     ` Herton Ronaldo Krzesinski
2012-08-27 23:53       ` Herton Ronaldo Krzesinski
2012-08-13 18:16 ` [PATCH v3 5/6] floppy: use disk_registered for checking if a drive is present Herton Ronaldo Krzesinski
2012-08-14  3:36   ` Ben Hutchings
2012-08-13 18:16 ` [PATCH v3 6/6] floppy: remove dr, reuse drive on do_floppy_init Herton Ronaldo Krzesinski
2012-08-13 18:21 ` Bug fixes/cleanups for floppy driver (v2) Herton Ronaldo Krzesinski

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=1344909891.824.169.camel@deadeye.wl.decadent.org.uk \
    --to=ben@decadent.org.uk \
    --cc=akpm@linux-foundation.org \
    --cc=axboe@kernel.dk \
    --cc=herton.krzesinski@canonical.com \
    --cc=jkosina@suse.cz \
    --cc=linux-kernel@vger.kernel.org \
    --cc=tj@kernel.org \
    --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

all inboxes | Powered by JetHome®