linux-kernel - Re: [PATCH 4.4 38/60] USB: serial: sierra: fix bogus alternate-setting assumption

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Date:   Fri, 12 May 2017 14:14:03 +0200
From:   Johan Hovold <johan@...nel.org>
To:     Ben Hutchings <ben.hutchings@...ethink.co.uk>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Johan Hovold <johan@...nel.org>, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org
Subject: Re: [PATCH 4.4 38/60] USB: serial: sierra: fix bogus
 alternate-setting assumption

On Fri, May 12, 2017 at 12:26:17PM +0100, Ben Hutchings wrote:
> On Thu, 2017-05-11 at 16:13 +0200, Greg Kroah-Hartman wrote:
> > 4.4-stable review patch.  If anyone has any objections, please let me know.
> > 
> > ------------------
> > 
> > From: Johan Hovold <johan@...nel.org>
> > 
> > commit 16620b483eaf7750413bae472f4363b6b959fcaa upstream.
> > 
> > Interface numbers do not change when enabling alternate settings as
> > comment and code in this driver suggested.
> > 
> > Remove the confusing comment and redundant retrieval of the interface
> > number in probe, while simplifying and renaming the interface-number
> > helper.
> 
> This looks like cleanup with no functional impact, so unless it's needed
> as preparation for something else I think it should be dropped.

Indeed, this one is not needed in -stable.

Thanks,
Johan