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Date: Wed, 11 Jan 2017 11:27:26 -0600
From: Bin Liu <b-liu@ti.com>
To: <stable@vger.kernel.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        <linux-usb@vger.kernel.org>, Felipe Balbi <balbi@kernel.org>
Subject: Re: [v4.4.40] patch backport error
Message-ID: <20170111172726.GD18730@uda0271908>
References: <20170111171305.GB18730@uda0271908>
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On Wed, Jan 11, 2017 at 11:13:05AM -0600, Bin Liu wrote:
> Hi,
> 
> I am unable to figure out what was happening, but there seems to be a
> patch backport error in v4.4.40.
> 
> Commit c53af76d5de1 (usb: gadget: composite: always set ep->mult to a
> sensible value) is backported from upstream
> eaa496ffaaf19591fe471a36cef366146eeb9153, however c53af76d5de1 has
> 
> +               _ep->mult = usb_endpoint_maxp(_ep->desc) & 0x7ff;
> 
> but eaa496ffaaf19591fe471a36cef366146eeb9153 has
> 
> +               _ep->mult = usb_endpoint_maxp_mult(_ep->desc);
> 
> they are not consistant.
> 
> I haven't checked v4.9 yet, not sure if this happens there too.

v4.9 seem to have the same issue too.

Regards,
-Bin.