linux-kernel - Re: [PATCH] slab: deal with NULL pointers passed to kmem_cache

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Message-ID: <Pine.LNX.4.64.0703191007230.23929@schroedinger.engr.sgi.com>
Date:	Mon, 19 Mar 2007 10:08:03 -0700 (PDT)
From:	Christoph Lameter <clameter@....com>
To:	Pekka J Enberg <penberg@...helsinki.fi>
cc:	akpm@...ux-foundation.org, ast@...dv.de,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] slab: deal with NULL pointers passed to kmem_cache_free

On Mon, 19 Mar 2007, Pekka J Enberg wrote:

> This changes kmem_cache_free() to deal with NULL objects passed to it. The 
> current behavior is inconsistent with kfree() so there are callers 
> passing NULL to kmem_cache_free().

Hmmm.. kmem_cache_free is significantly different. One also needs to 
specify the slab cache.

> Andreas, can you please confirm this fixes the oops you reported on 
> linux-scsi?

Could we fix the BUG instead?
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