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Date: Thu, 27 Apr 2006 15:39:08 -0700
From: Andrew Morton <akpm@osdl.org>
To: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: manfred@colorfullife.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] slab: redzone double-free detection
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Pekka Enberg <penberg@cs.helsinki.fi> wrote:
>
> From: Pekka Enberg <penberg@cs.helsinki.fi>
> 
> This patch adds double-free detection to redzone verification when freeing
> an object. As explained by Manfred, when we are freeing an object, both
> redzones should be RED_ACTIVE. However, if both are RED_INACTIVE, we are
> trying to free an object that was already free'd.
> 
> ...
>
>  slab.c |   32 +++++++++++++++++++++++---------

Nice, thanks.