[PATCH] mtd: onenand: omap2: print resource using %pR format string

[Sebastian Reichel]

Hi,

On Tue, Jan 16, 2018 at 08:43:40AM +0100, Arnd Bergmann wrote:
> The omap2 onenand driver is now available for compile-testing, which
> uncovers a warning in configurations that have a 64-bit resource_size_t:
> 
> drivers/mtd/onenand/omap2.c: In function 'omap2_onenand_probe':
> drivers/mtd/onenand/omap2.c:536:54: error: format '%x' expects argument of type 'unsigned int', but argument 3 has type 'resource_size_t {aka long long unsigned int}' [-Werror=format=]
>    dev_err(dev, "Cannot reserve memory region at 0x%08x, size: 0x%x\n",
> drivers/mtd/onenand/omap2.c:536:66: error: format '%x' expects argument of type 'unsigned int', but argument 4 has type 'resource_size_t {aka long long unsigned int}' [-Werror=format=]
> 
> Changing the format string to the special %pR simplifies the code
> and lets it do the right thing in that configuration, while avoiding
> the warning.
> 
> Fixes: a758f50f10cf ("mtd: onenand: omap2: Configure driver from DT")
> Signed-off-by: Arnd Bergmann <arnd at arndb.de>

Reviewed-by: Sebastian Reichel <sebastian.reichel at collabora.co.uk>

-- Sebastian

> ---
>  drivers/mtd/onenand/omap2.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/mtd/onenand/omap2.c b/drivers/mtd/onenand/omap2.c
> index 2ce73fb6da1c..a4a2159bcfb7 100644
> --- a/drivers/mtd/onenand/omap2.c
> +++ b/drivers/mtd/onenand/omap2.c
> @@ -533,8 +533,7 @@ static int omap2_onenand_probe(struct platform_device *pdev)
>  
>  	c->onenand.base = devm_ioremap_resource(dev, res);
>  	if (IS_ERR(c->onenand.base)) {
> -		dev_err(dev, "Cannot reserve memory region at 0x%08x, size: 0x%x\n",
> -			res->start, resource_size(res));
> +		dev_err(dev, "Cannot reserve memory region %pR\n", res);
>  		return PTR_ERR(c->onenand.base);
>  	}
>  
> -- 
> 2.9.0
> 
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