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From: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
To: Jan Dittmer <jdittmer@ppp0.net>
Cc: Linux kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] matrox w1: fix integer to pointer conversion warnings
Date: Mon, 15 Nov 2004 07:43:55 +0300	[thread overview]
Message-ID: <1100493835.20731.63.camel@uganda> (raw)
In-Reply-To: <4197BCEE.1080409@ppp0.net>

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On Sun, 2004-11-14 at 23:15, Jan Dittmer wrote:
> Evgeniy Polyakov wrote:
> > On Sun, 14 Nov 2004 13:07:08 +0100
> > Jan Dittmer <jdittmer@ppp0.net> wrote:
> > 
> > 
> >>Get rid of some pointer to integer conversion warnings
> >>in the matrox w1 bus driver.
> > 
> 
> You mean like this? (Incremental to the other one)

We should not treat __iomem suffix like just addition for variable
declaration, it is now part of the type I think.

So there is no char __iomem, but only void __iomem.

> Jan
> 
> 
> ______________________________________________________________________
> ===== matrox_w1.c 1.4 vs edited =====
> --- 1.4/drivers/w1/matrox_w1.c	2004-11-14 13:02:18 +01:00
> +++ edited/matrox_w1.c	2004-11-14 21:15:09 +01:00
> @@ -78,12 +78,12 @@
>  
>  struct matrox_device
>  {
> -	char *base_addr;
> -	char *port_index, *port_data;
> +	char __iomem *base_addr;
> +	char __iomem *port_index, *port_data;
>  	u8 data_mask;
>  
>  	unsigned long phys_addr;
> -	char *virt_addr;
> +	char __iomem *virt_addr;
>  	unsigned long found;
>  
>  	struct w1_bus_master *bus_master;
> @@ -227,7 +227,7 @@
>  
>  	if (dev->found) {
>  		w1_remove_master_device(dev->bus_master);
> -		iounmap((void *) dev->virt_addr);
> +		iounmap(dev->virt_addr);
>  	}
>  	kfree(dev);
>  }
-- 
	Evgeniy Polyakov

Crash is better than data corruption. -- Art Grabowski

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  reply	other threads:[~2004-11-15  4:39 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-11-14 12:07 [PATCH] matrox w1: fix integer to pointer conversion warnings Jan Dittmer
2004-11-14 20:06 ` Evgeniy Polyakov
2004-11-14 20:15   ` Jan Dittmer
2004-11-15  4:43     ` Evgeniy Polyakov [this message]
2004-11-15  4:46       ` Roland Dreier

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