From: Rajkumar Manoharan <rmanoharan@atheros.com>
To: <linville@tuxdriver.com>
Cc: "linville@tuxdriver.com" <linville@tuxdriver.com>,
"linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>
Subject: Re: [PATCH 2.6.37 v2 1/2] ath9k: fix beacon resource related race condition
Date: Wed, 8 Dec 2010 12:48:49 +0530 [thread overview]
Message-ID: <20101208071848.GA17780@vmraj-lnx.users.atheros.com> (raw)
In-Reply-To: <1291723939-19262-1-git-send-email-rmanoharan@atheros.com>
On Tue, Dec 07, 2010 at 05:42:18PM +0530, Rajkumar Manoharan wrote:
> The beacon tasklet is accesssing the bslot info for beacon generation.
> Meanwhile the same slot can be freed on interface deletion.
> Current the remove_interface disables the beacon alert after freeing the slot.
> This may leads to null pointer access.
>
> This patch disables SWBA and kills the beacon tasklet to prevent access
> to the slot to be freed. After releasing the slot, swba will be enabled again
> upon the availablity of beaconing interfaces.
>
> Signed-off-by: Rajkumar Manoharan <rmanoharan@atheros.com>
John,
I respin the patches on 2.6.37-rc5-wl and send it again. Sorry for inconvenience.
--
Rajkumar
prev parent reply other threads:[~2010-12-08 7:19 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-07 12:12 [PATCH 2.6.37 v2 1/2] ath9k: fix beacon resource related race condition Rajkumar Manoharan
2010-12-07 12:12 ` [PATCH v4 2/2] ath9k: Add change_interface callback Rajkumar Manoharan
2010-12-08 7:18 ` Rajkumar Manoharan [this message]
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