Openwall GNU/*/Linux - a small security-enhanced Linux distro for servers
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Date: Wed, 4 Jan 2017 14:01:00 -0600
From: Matthew Garrett <mjg59@...eos.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Kees Cook <keescook@...omium.org>, 
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, "Rafael J. Wysocki" <rjw@...ysocki.net>, 
	Len Brown <len.brown@...el.com>, Pavel Machek <pavel@....cz>, Ulf Hansson <ulf.hansson@...aro.org>, 
	Mauro Carvalho Chehab <mchehab@...nel.org>, Tomeu Vizoso <tomeu.vizoso@...labora.com>, 
	Lukas Wunner <lukas@...ner.de>, Madalin Bucur <madalin.bucur@....com>, 
	Sudip Mukherjee <sudipm.mukherjee@...il.com>, Rasmus Villemoes <linux@...musvillemoes.dk>, 
	Arnd Bergmann <arnd@...db.de>, Andrew Morton <akpm@...ux-foundation.org>, 
	Russell King <rmk+kernel@....linux.org.uk>, Petr Tesarik <ptesarik@...e.com>, 
	linux-pm@...r.kernel.org, kernel-hardening@...ts.openwall.com
Subject: Re: [PATCH] Allow userspace control of runtime disabling/enabling of
 driver probing

On Wed, Jan 4, 2017 at 1:47 PM, Greg Kroah-Hartman
<gregkh@...uxfoundation.org> wrote:
> You know the device type and vendor/product id before you authorize it,
> you should be able to do this type of detection otherwise it seems
> pretty pointless :)

You know the vendor and product ID, which doesn't tell you whether one
of the endpoints is a network device or a keyboard. You need to know
that.

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