linux-kernel - Re: kfree(0)

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Message-ID: <Pine.LNX.4.64.0708141716020.937@schroedinger.engr.sgi.com>
Date:	Tue, 14 Aug 2007 17:19:32 -0700 (PDT)
From:	Christoph Lameter <clameter@....com>
To:	Satyam Sharma <satyam@...radead.org>
cc:	Arjan van de Ven <arjan@...radead.org>,
	Tim Bird <tim.bird@...sony.com>,
	linux kernel <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: kfree(0) - ok?

On Wed, 15 Aug 2007, Satyam Sharma wrote:

> [PATCH] {slub, slob}: use unlikely() for kfree(ZERO_OR_NULL_PTR) check

Good that actually has a code impact.

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