linux-kernel - Re: [PATCH v2 13/14] crypto: sun8i-ce: Add support for the PRNG

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Message-ID: <5634597.9v007L4FOH@tauon.chronox.de>
Date:   Mon, 27 Apr 2020 11:23:15 +0200
From:   Stephan Mueller <smueller@...onox.de>
To:     LABBE Corentin <clabbe@...libre.com>
Cc:     davem@...emloft.net, herbert@...dor.apana.org.au,
        mripard@...nel.org, wens@...e.org,
        linux-arm-kernel@...ts.infradead.org, linux-crypto@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-sunxi@...glegroups.com
Subject: Re: [PATCH v2 13/14] crypto: sun8i-ce: Add support for the PRNG

Am Montag, 27. April 2020, 10:41:37 CEST schrieb LABBE Corentin:

Hi Corentin,

> > Shouldn't they all be kzfree?
> 
> Yes
> Probably it miss also a memzero_explicit, I think that seeds/data are
> sensitive

kzfree uses memset_secure since very recently. So, kzfree should be all you 
need.


Ciao
Stephan