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From: Stephane Eranian <eranian@hpl.hp.com>
To: Folkert van Heusden <folkert@vanheusden.com>
Cc: Vignesh Babu BM <vignesh.babu@wipro.com>,
	linux-kernel@vger.kernel.org, akpm@linux-foundation.org,
	ak@suse.de, Jan Engelhardt <jengelh@linux01.gwdg.de>
Subject: Re: kmalloc() with size zero
Date: Mon, 26 Mar 2007 00:09:08 -0800	[thread overview]
Message-ID: <20070326080908.GF9144@frankl.hpl.hp.com> (raw)
In-Reply-To: <20070325163013.GW741@vanheusden.com>

Hi,

On Sun, Mar 25, 2007 at 06:30:34PM +0200, Folkert van Heusden wrote:
> > > I'd say "feature", glibc's malloc also returns an address on
> > > malloc(0).
> > > 
> > This is implementation defined-the standard allows for return of either
> > null or an address.
> 
> Entirely for entertainment: AIX (5.3) returns NULL, IRIX returns a valid
> address.
> 
That's interesting, so many different behaviors! Personally, I still prefer
when malloc(0) returns zero because it makes it easier to catch errors.

-- 

-Stephane

  reply	other threads:[~2007-03-26  8:09 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-03-23  0:18 Stephane Eranian
2007-03-23  1:38 ` Jan Engelhardt
2007-03-23  4:39   ` Vignesh Babu BM
2007-03-25 16:30     ` Folkert van Heusden
2007-03-26  8:09       ` Stephane Eranian [this message]
2007-03-29 14:39         ` Bill Davidsen
2007-03-23 15:12 ` Christoph Lameter

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