linux-wireless.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Stanislaw Gruszka <sgruszka@redhat.com>
To: greearb@candelatech.com
Cc: linux-wireless@vger.kernel.org
Subject: Re: [PATCH v2 2/2] mac80211:  Fix crash due to un-canceled work-items.
Date: Tue, 26 Feb 2013 17:05:36 +0100	[thread overview]
Message-ID: <20130226160536.GC5256@redhat.com> (raw)
In-Reply-To: <1361382069-31729-2-git-send-email-greearb@candelatech.com>

On Wed, Feb 20, 2013 at 09:41:09AM -0800, greearb@candelatech.com wrote:
> From: Ben Greear <greearb@candelatech.com>
> 
> The monitor_work and beacon_connection_loss_work items were
> not being canceled on disassociation (and not on deletion
> either).  This leads to work-items trying to run after memory
> has been deleted.
[skip]
>  
> +	/* Make sure some work items will not run after this.
> +	 * Have to do this outside the ifmgd->mtx lock.
> +	 */
> +	cancel_work_sync(&ifmgd->monitor_work);
> +	cancel_work_sync(&ifmgd->beacon_connection_loss_work);

Other works should be canceled as well. Ben, could you repost
this patch with proper comment?

Stanislaw

  reply	other threads:[~2013-02-26 16:24 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-20 17:41 [PATCH v2 1/2] mac80211: Stop timers before canceling work items greearb
2013-02-20 17:41 ` [PATCH v2 2/2] mac80211: Fix crash due to un-canceled work-items greearb
2013-02-26 16:05   ` Stanislaw Gruszka [this message]
2013-02-26 16:55     ` Ben Greear
2013-02-26 16:02 ` [PATCH v2 1/2] mac80211: Stop timers before canceling work items Stanislaw Gruszka
2013-02-26 21:48   ` Johannes Berg
2013-02-26 21:47 ` Johannes Berg

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=20130226160536.GC5256@redhat.com \
    --to=sgruszka@redhat.com \
    --cc=greearb@candelatech.com \
    --cc=linux-wireless@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;
as well as URLs for NNTP newsgroup(s).