linux-kernel - Re: [PATCH] security/keys: make BIG

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Message-ID: <2374976.3ZKPojcGMB@tauon.atsec.com>
Date:   Tue, 06 Sep 2016 15:16:11 +0200
From:   Stephan Mueller <smueller@...onox.de>
To:     David Howells <dhowells@...hat.com>
Cc:     Artem Savkov <asavkov@...hat.com>,
        Kirill Marinushkin <k.marinushkin@...il.com>,
        paul.gortmaker@...driver.com, james.l.morris@...cle.com,
        keyrings@...r.kernel.org, linux-security-module@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] security/keys: make BIG_KEYS dependent on stdrng.

Am Dienstag, 6. September 2016, 14:11:56 CEST schrieb David Howells:

Hi David,

> Artem Savkov <asavkov@...hat.com> wrote:
> > > > -	select CRYPTO
> > > > +	depends on (CRYPTO_ANSI_CPRNG = y || CRYPTO_DRBG = y)
> > > 
> > > Should those be "==" not "="?
> > 
> > Accodring to Documentation/kbuild/kconfig-language.txt (line 173) it is
> > "=" and I can only see "=" being used in existing Kconfigs.
> 
> Okay.  The other thing is that I have been given a conflicting patch (see
> below).  Is your fix preferable?

The listed patch only selects the ANSI X9.31 DRNG and thus conflicts with FIPS 
mode and the current default stdrng which is the DRBG.

Ciao
Stephan