linux-kernel - Re: [PATCH] crypto: aesni: add setkey for driver-gcm-aes-aesni

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Date:	Mon, 19 Jan 2015 06:34:29 -0800
From:	Tadeusz Struk <tadeusz.struk@...el.com>
To:	Stephan Mueller <smueller@...onox.de>,
	'Herbert Xu' <herbert@...dor.apana.org.au>
CC:	linux-crypto@...r.kernel.org, 'LKML' <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] crypto: aesni: add setkey for driver-gcm-aes-aesni

On 01/18/2015 02:56 PM, Stephan Mueller wrote:
> The cipher registered as __driver-gcm-aes-aesni is never intended
> to be used directly by any caller. Instead it is a service mechanism to
> rfc4106-gcm-aesni.
> 
> The kernel crypto API unconditionally calls the registered setkey
> function. In case a caller erroneously uses __driver-gcm-aes-aesni a
> call to crypto_aead_setkey will cause a NULL pointer dereference without
> this patch.

Acked-by: Tadeusz Struk <tadeusz.struk@...el.com>
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