linux-kernel - Re: [ 43/62] usb: gadget: udc-core: fix asymmetric calls in remove

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Date:	Fri, 27 Apr 2012 11:00:47 +0300
From:	Felipe Balbi <balbi@...com>
To:	Greg KH <gregkh@...uxfoundation.org>
Cc:	Ben Hutchings <ben@...adent.org.uk>,
	Kishon Vijay Abraham I <kishon@...com>,
	Felipe Balbi <balbi@...com>, linux-kernel@...r.kernel.org,
	stable@...r.kernel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	Partha Basak <p-basak2@...com>
Subject: Re: [ 43/62] usb: gadget: udc-core: fix asymmetric calls in
 remove_driver

On Thu, Apr 26, 2012 at 02:16:32PM -0700, Greg KH wrote:
> On Thu, Apr 26, 2012 at 01:34:35AM +0100, Ben Hutchings wrote:
> > On Tue, Apr 24, 2012 at 03:33:24PM -0700, Greg KH wrote:
> > > 3.3-stable review patch.  If anyone has any objections, please let me know.
> > > 
> > > ------------------
> > > 
> > > From: Kishon Vijay Abraham I <kishon@...com>
> > > 
> > > commit 8ae8090c82eb407267001f75b3d256b3bd4ae691 upstream.
> > > 
> > > During modprobe of gadget driver, pullup is called after
> > > udc_start. In order to make the exit path symmetric when
> > > removing a gadget driver, call pullup before ->udc_stop.
> > [...]
> >  
> > It looks like commit 6d258a4c42089229b855fd706622029decf316d6
> > (previous patch in this series!) added another case where the
> > cleanup functions are called in the wrong order.
> 
> Felipe?  Any thoughts?

oops, indeed. Will send a fix ASAP. Thanks for spotting that one.

-- 
balbi

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