linux-kernel - Re: adx_wdt.c: use resource

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Date:	Mon, 7 Dec 2009 08:07:08 +0100
From:	Thierry Reding <thierry.reding@...onic-design.de>
To:	H Hartley Sweeten <hartleys@...ionengravers.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: adx_wdt.c: use resource_size()

* H Hartley Sweeten wrote:
> Use resource_size().
> 
> Signed-off-by: H Hartley Sweeten <hsweeten@...ionengravers.com>
> Cc: Thierry Reding <thierry.reding@...onic-design.de>
> 
> ---
> 
> diff --git a/drivers/watchdog/adx_wdt.c b/drivers/watchdog/adx_wdt.c
> index 77afb0a..ee95758 100644
> --- a/drivers/watchdog/adx_wdt.c
> +++ b/drivers/watchdog/adx_wdt.c
> @@ -242,14 +242,14 @@ static int __devinit adx_wdt_probe(struct platform_device *pdev)
>  	}
>  
>  	res = devm_request_mem_region(&pdev->dev, res->start,
> -			res->end - res->start + 1, res->name);
> +			resource_size(res), res->name);
>  	if (!res) {
>  		dev_err(&pdev->dev, "cannot request I/O memory region\n");
>  		return -ENXIO;
>  	}
>  
>  	wdt->base = devm_ioremap_nocache(&pdev->dev, res->start,
> -			res->end - res->start + 1);
> +			resource_size(res));
>  	if (!wdt->base) {
>  		dev_err(&pdev->dev, "cannot remap I/O memory region\n");
>  		return -ENXIO; 

Acked-by: Thierry Reding <thierry.reding@...onic-design.de>
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