linux-kernel - Re: [PATCH 31/33] arch/mips/lantiq/xway: don't check resource with devm_ioremap

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Message-ID: <5194F03D.3080709@phrozen.org>
Date:	Thu, 16 May 2013 16:42:05 +0200
From:	John Crispin <john@...ozen.org>
To:	Wolfram Sang <wsa@...-dreams.de>
CC:	linux-kernel@...r.kernel.org, Ralf Baechle <ralf@...ux-mips.org>,
	linux-mips@...ux-mips.org
Subject: Re: [PATCH 31/33] arch/mips/lantiq/xway: don't check resource with
 devm_ioremap_resource

On 16/05/13 13:15, Wolfram Sang wrote:
> devm_ioremap_resource does sanity checks on the given resource. No need to
> duplicate this in the driver.
>
> Signed-off-by: Wolfram Sang<wsa@...-dreams.de>

Acked-by: John Crispin <blogic@...nwrt.org>





> ---
>   arch/mips/lantiq/xway/gptu.c |    4 ----
>   1 file changed, 4 deletions(-)
>
> diff --git a/arch/mips/lantiq/xway/gptu.c b/arch/mips/lantiq/xway/gptu.c
> index 9861c86..d6a79b8 100644
> --- a/arch/mips/lantiq/xway/gptu.c
> +++ b/arch/mips/lantiq/xway/gptu.c
> @@ -144,10 +144,6 @@ static int gptu_probe(struct platform_device *pdev)
>   	}
>
>   	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> -	if (!res) {
> -		dev_err(&pdev->dev, "Failed to get resource\n");
> -		return -ENOMEM;
> -	}
>
>   	/* remap gptu register range */
>   	gptu_membase = devm_ioremap_resource(&pdev->dev, res);

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