From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephan Mueller <smueller@chronox.de>
Date: Wed, 24 Jun 2015 07:54:26 +0000
Subject: Re: [PATCH] crypto-jitterentropy: Delete unnecessary checks before the function call "kzfree"
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List-Id: <kernel-janitors.vger.kernel.org>
References: <5307CAA2.8060406@users.sourceforge.net> <3056833.hq1kqBmzGz@myon.chronox.de> <20150624074819.GR28762@mwanda>
In-Reply-To: <20150624074819.GR28762@mwanda>
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To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: SF Markus Elfring <elfring@users.sourceforge.net>, "David S. Miller" <davem@davemloft.net>, Herbert Xu <herbert@gondor.apana.org.au>, linux-crypto@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>, kernel-janitors@vger.kernel.org, Julia Lawall <julia.lawall@lip6.fr>

Am Mittwoch, 24. Juni 2015, 10:48:19 schrieb Dan Carpenter:

Hi Dan,

>The other NULL assignment isn't useful either.  Also If
>"entropy_collector" is NULL then we would oops calling
>kzfree(entropy_collector->mem);
>       ^^^^^^^^^^^^^^^^^^^^^^
>Dereference.
>
>I don't understand the patch that you sent.  We shouldn't be introducing
>jent_zalloc() or jent_zfree().  Why are you adding abstractions there?

The one C file should have no dependencies on any kernel header files. Thus, 
all links to kernel functions are wrapped.

>Quite bad ones as well.

What would you suggest to change?

Thanks.

Ciao
Stephan