linux-kernel - Re: [PATCH 1/4] kernel/kfifo.c: fix "interger as NULL pointer" warning.

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Message-ID: <4B5D6E56.80108@linux.intel.com>
Date:	Mon, 25 Jan 2010 11:11:34 +0100
From:	Andi Kleen <ak@...ux.intel.com>
To:	Stefani Seibold <stefani@...bold.net>
CC:	Thiago Farina <tfransosi@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Greg Kroah-Hartman <gregkh@...e.de>,
	Mauro Carvalho Chehab <mchehab@...hat.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/4] kernel/kfifo.c: fix "interger as NULL pointer" warning.

Stefani Seibold wrote:
> Am Sonntag, den 24.01.2010, 11:03 -0500 schrieb Thiago Farina:
>> kernel/kfifo.c:83:35: warning: Using plain integer as NULL pointer
>>
> 
> I don't know where you get this kind of warning. But passing 0 for a
> NULL pointer is ANSI C standard.

It's not "Linus C", as implemented in sparse unfortunately.

-Andi
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