Date: Thu, 29 Sep 2005 14:20:55 -0700
From: Deepak Saxena <dsaxena@plexity.net>
To: Linus Torvalds <torvalds@osdl.org>, linux-kernel@vger.kernel.org,
       linux-mtd@lists.infradead.org
Subject: Re: [PATCH] Fix IXP4xx MTD driver no cast warning
Message-ID: <20050929212055.GA311@plexity.net>
Reply-To: dsaxena@plexity.net
References: <20050929195205.GA30002@plexity.net> <20050929205252.GG7684@flint.arm.linux.org.uk>
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On Sep 29 2005, at 21:52, Russell King was caught saying:
> On Thu, Sep 29, 2005 at 12:52:05PM -0700, Deepak Saxena wrote:
> > Fix following warning:
> > 
> > drivers/mtd/maps/ixp4xx.c: In function 'ixp4xx_flash_probe':
> > drivers/mtd/maps/ixp4xx.c:199: warning: assignment makes integer from
> > pointer without a cast
> > 
> > Signed-off-by: Deepak Saxena <dsaxena@plexity.net>
> > 
> > diff --git a/drivers/mtd/maps/ixp4xx.c b/drivers/mtd/maps/ixp4xx.c
> > --- a/drivers/mtd/maps/ixp4xx.c
> > +++ b/drivers/mtd/maps/ixp4xx.c
> > @@ -196,7 +196,7 @@ static int ixp4xx_flash_probe(struct dev
> >  		goto Error;
> >  	}
> >  
> > -	info->map.map_priv_1 = ioremap(dev->resource->start,
> > +	info->map.map_priv_1 = (unsigned long)ioremap(dev->resource->start,
> 
> Shouldn't this be using info->map.virt instead of the old map.map_priv_1 ?

I think when I wrote this, having a !0 value in map->virt would cause the mtd
core to assume that the map driver supported point()ing and direct copy
of data.  Looking at the mtd code it looks like this assumption might
have gone away...will change code.

~Deepak

-- 
Deepak Saxena - dsaxena@plexity.net - http://www.plexity.net

Even a stopped clock gives the right time twice a day.
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