linux-kernel - Re: [PATCH] USB: cdc-acm: add quirk for control-line state requests

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Message-ID: <1415351112.2671.9.camel@linux-0dmf.site>
Date:	Fri, 07 Nov 2014 10:05:12 +0100
From:	Oliver Neukum <oneukum@...e.de>
To:	Johan Hovold <johan@...nel.org>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-usb@...r.kernel.org, Nix <nix@...eri.org.uk>,
	Paul Martin <pm@...ian.org>,
	Daniel Silverstone <dsilvers@...ian.org>,
	linux-kernel@...r.kernel.org, stable <stable@...r.kernel.org>
Subject: Re: [PATCH] USB: cdc-acm: add quirk for control-line state requests

On Thu, 2014-11-06 at 18:08 +0100, Johan Hovold wrote:
> Add new quirk for devices that cannot handle control-line state
> requests.
> 
> Note that we currently send these requests to all devices, regardless
> of
> whether they claim to support it, but that errors are only logged if
> support is claimed.

That makes me wonder whether we should do this. What do you think?

	Regards
		Oliver


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