netdev - Re: [PATCH 2.6.20-rc3] UCC Ether driver: kmalloc casting cleanups

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Message-ID: <20070108042657.GA18610@Ahmed>
Date:	Mon, 8 Jan 2007 06:26:57 +0200
From:	"Ahmed S. Darwish" <darwish.07@...il.com>
To:	Li Yang-r58472 <LeoLi@...escale.com>
Cc:	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH 2.6.20-rc3] UCC Ether driver: kmalloc casting cleanups

On Mon, Jan 08, 2007 at 11:12:28AM +0800, Li Yang-r58472 wrote:
> > From: Ahmed S. Darwish [mailto:darwish.07@...il.com]
> > 
> > Hi,
> > A kmalloc casting cleanup patch.
> > Signed-off-by: Ahmed Darwish <darwish.07@...il.com>

[..]

> > -				(u32) (kmalloc((u32) (length + align),
> > -				GFP_KERNEL));
> > +				kmalloc((u32) (length + align), GFP_KERNEL);
> > +
> >  			if (ugeth->tx_bd_ring_offset[j] != 0)
> >  				ugeth->p_tx_bd_ring[j] =

[..]

> > -			    (u32) (kmalloc((u32) (length + align), GFP_KERNEL));
> > +				kmalloc((u32) (length + align), GFP_KERNEL);
> 
> NACK about the 2 clean-ups above.  Cast from pointer to integer is
> required here.

Are the casts from pointer to integer just needed to suppress gcc 
warnings or there's something technically important about them ?

I'll send the modified patch without the NACKed parts in minutes ..

-- 
Ahmed S. Darwish
http://darwish-07.blogspot.com
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