[PATCH] ATA: platform_ide: Fix patch "driver: replace dev_request_mem_region with dev_request_mem_resource" dev_request_mem_region with dev_request_mem_resource" The driver trying to use memory resource, then IO resource. The ALT register is optional.

[Sascha Hauer]

On Thu, May 19, 2016 at 08:19:08PM +0300, Alexander Shiyan wrote:
> Signed-off-by: Alexander Shiyan <shc_work at mail.ru>
> ---
>  drivers/ata/intf_platform_ide.c | 14 +++++---------
>  1 file changed, 5 insertions(+), 9 deletions(-)

Applied, thanks.

I fixed the commit log a bit while applying, somehow the complete
message came up in the subject.

Sascha

> 
> diff --git a/drivers/ata/intf_platform_ide.c b/drivers/ata/intf_platform_ide.c
> index c3af083..15f5c0a 100644
> --- a/drivers/ata/intf_platform_ide.c
> +++ b/drivers/ata/intf_platform_ide.c
> @@ -104,17 +104,13 @@ static int platform_ide_probe(struct device_d *dev)
>  	}
>  
>  	iores = dev_request_mem_resource(dev, 0);
> -	if (IS_ERR(iores))
> -		return PTR_ERR(iores);
> -	reg_base = IOMEM(iores->start);
> -
> -	if (!IS_ERR(reg_base)) {
> +	if (!IS_ERR(iores)) {
> +		reg_base = IOMEM(iores->start);
>  		mmio = 1;
>  		iores = dev_request_mem_resource(dev, 1);
> -		if (IS_ERR(iores))
> -			return PTR_ERR(iores);
> -		alt_base = IOMEM(iores->start);
> -		if (IS_ERR(alt_base))
> +		if (!IS_ERR(iores))
> +			alt_base = IOMEM(iores->start);
> +		else
>  			alt_base = NULL;
>  	} else {
>  		reg = dev_get_resource(dev, IORESOURCE_IO, 0);
> -- 
> 2.4.9
> 
> 
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