linux-kernel - Re: [PATCH] spi: Force the registration of the spidev devices

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20150513174308.GG2761@sirena.org.uk>
Date:	Wed, 13 May 2015 18:43:08 +0100
From:	Mark Brown <broonie@...nel.org>
To:	Michal Suchanek <hramrach@...il.com>
Cc:	Maxime Ripard <maxime.ripard@...e-electrons.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Hans de Goede <hdegoede@...hat.com>,
	linux-spi <linux-spi@...r.kernel.org>,
	Martin Sperl <kernel@...tin.sperl.org>
Subject: Re: [PATCH] spi: Force the registration of the spidev devices

On Wed, May 13, 2015 at 05:31:05PM +0200, Michal Suchanek wrote:

> But you know, unused i2c bus can be also connected to "make the board
> catch fire" trace and nobody would notice until somebody has the great
> idea to probe it. Incidentally, both i2c and spi cs are active-low
> iirc.

Someone would need to go and explicitly mark an I2C controller as
enabled on a board for that to happen.

Download attachment "signature.asc" of type "application/pgp-signature" (474 bytes)