From: Felipe Balbi <balbi@ti.com>
To: Alexey Khoroshilov <khoroshilov@ispras.ru>
Cc: Felipe Balbi <balbi@ti.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
<linux-usb@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<ldv-project@linuxtesting.org>
Subject: Re: [PATCH] usb: gadget: mv_u3d_core: fix violation of locking discipline in mv_u3d_ep_disable()
Date: Thu, 25 Jul 2013 20:30:17 +0300 [thread overview]
Message-ID: <20130725173017.GK25415@radagast> (raw)
In-Reply-To: <1374610817-14894-1-git-send-email-khoroshilov@ispras.ru>
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Hi,
On Wed, Jul 24, 2013 at 12:20:17AM +0400, Alexey Khoroshilov wrote:
> mv_u3d_nuke() expects to be calles with ep->u3d->lock held,
> because mv_u3d_done() does. But mv_u3d_ep_disable() calls it
> without lock that can lead to unpleasant consequences.
>
> Found by Linux Driver Verification project (linuxtesting.org).
>
> Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
which commit introduced the bug ? Which kernels are affected by this bug ?
--
balbi
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next prev parent reply other threads:[~2013-07-25 17:30 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-23 20:20 [PATCH] usb: gadget: mv_u3d_core: fix violation of locking discipline in mv_u3d_ep_disable() Alexey Khoroshilov
2013-07-25 17:30 ` Felipe Balbi [this message]
2013-07-26 15:26 ` Alexey Khoroshilov
2013-07-29 12:52 ` Felipe Balbi
2013-07-29 13:15 ` Alexey Khoroshilov
2013-07-29 13:52 ` Felipe Balbi
2013-07-29 14:01 ` Felipe Balbi
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