linux-kernel - Re: [Q] .readable_reg() not verified during read?

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: <20121028180629.GB4547@opensource.wolfsonmicro.com>
Date:	Sun, 28 Oct 2012 18:08:45 +0000
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Guennadi Liakhovetski <g.liakhovetski@....de>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [Q] .readable_reg() not verified during read?

On Sun, Oct 28, 2012 at 12:36:40AM +0200, Guennadi Liakhovetski wrote:

> Looking at regmap.c it looks like the .readable_reg() callback is not 
> consulted when performing a register read, e.g. in _regmap_raw_read(). Is 
> this intentional? If yes - why?

No real reason, though to be honest it's not that important - the main
reason for having the function is to make the debugfs stuff work nicely
rather than anything else.

Download attachment "signature.asc" of type "application/pgp-signature" (837 bytes)