linux-kernel - Re: [PATCH] crypto: Force panic on continuous CPRNG test failure when in FIPS mode

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Date:	Thu, 5 Feb 2009 16:01:50 +1100
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Neil Horman <nhorman@...driver.com>
Cc:	linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] crypto: Force panic on continuous CPRNG test failure
	when in FIPS mode

On Wed, Jan 28, 2009 at 07:58:48AM -0500, Neil Horman wrote:
> 
> FIPS 140-2 specifies that all access to various cryptographic modules be
> prevented in the event that any of the provided self tests fail on the various
> implemented algorithms.  We already panic when any of the test in testmgr.c
> fail when we are operating in fips mode.  The continuous test in the cprng here
> was missed when that was implmented.  This code simply checks for the
> fips_enabled flag if the test fails, and warns us via syslog or panics the box
> accordingly.
> 
> Signed-off-by: Neil Horman <nhorman@...driver.com>

Patch applied.  Thanks Neil.
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