linux-kernel - Re: [patch] slub: remove impossible condition

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Message-ID: <alpine.DEB.2.00.1001151736110.10558@router.home>
Date:	Fri, 15 Jan 2010 17:38:46 -0600 (CST)
From:	Christoph Lameter <cl@...ux-foundation.org>
To:	David Rientjes <rientjes@...gle.com>
cc:	Pekka Enberg <penberg@...helsinki.fi>, linux-kernel@...r.kernel.org
Subject: Re: [patch] slub: remove impossible condition

On Fri, 15 Jan 2010, David Rientjes wrote:

> `s' cannot be NULL if kmalloc_caches is not NULL.
>
> This conditional would trigger a NULL pointer on `s', anyway, since it is
> immediately derefernced if true.

Ok that was caused by the patches for the dma kmalloc in the -next tree.

Acked-by: Christoph Lameter <cl@...ux-foundation.org>

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