From: Larry Finger <Larry.Finger@lwfinger.net>
To: Sujith Manoharan <sujith@msujith.org>
Cc: linville@tuxdriver.com, linux-wireless@vger.kernel.org,
netdev@vger.kernel.org, Stable <stable@vger.kernel.org>,
"Luis R. Rodriguez" <mcgrof@qca.qualcomm.com>,
Vasanthakumar Thiagarajan <vthiagar@qca.qualcomm.com>,
Senthil Balasubramanian <senthilb@qca.qualcomm.com>,
ath9k-devel@lists.ath9k.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ath9k_htc: Fix skb leaks
Date: Tue, 08 Jan 2013 10:09:25 -0600 [thread overview]
Message-ID: <50EC44B5.6020605@lwfinger.net> (raw)
In-Reply-To: <20707.50445.510814.481023@gargle.gargle.HOWL>
On 01/01/2013 11:26 PM, Sujith Manoharan wrote:
> Larry Finger wrote:
>> My only counter argument is that none of the other paths that get to
>> ath9k_htc_txcompletion_cb() leak the skb. It only happens for the path that goes
>> through htc_connect_service().
>
> Sure, but the TX completion handler would be invoked for every skb that is passed
> to the USB layer, including the ones that are allocated in htc_hst.c. When this
> skb goes down to hif_usb.c, a URB is allocated and I am not sure how freeing
> the skb before the USB layer invokes the completion handler for the URB is correct.
>
> I'll come up with a patch and see if kmemleak still complains.
Did I miss your posting on this issue?
Larry
next prev parent reply other threads:[~2013-01-08 16:09 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-02 3:49 [PATCH] ath9k_htc: Fix skb leaks Larry Finger
2013-01-02 4:30 ` Sujith Manoharan
2013-01-02 4:57 ` Larry Finger
2013-01-02 5:26 ` Sujith Manoharan
2013-01-08 16:09 ` Larry Finger [this message]
2013-01-09 8:19 ` Sujith Manoharan
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