Re: [PATCH -next 03/13] hwrng: exynos - use devm_platform_ioremap_resource() to simplify code

[Åukasz Stelmach]

It was <2019-10-16 Åro 12:46>, when YueHaibing wrote:
> Use devm_platform_ioremap_resource() to simplify the code a bit.
> This is detected by coccinelle.
>
> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
> ---
>  drivers/char/hw_random/exynos-trng.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
>

Acked-by: Åukasz Stelmach <l.stelmach@xxxxxxxxxxx>

> diff --git a/drivers/char/hw_random/exynos-trng.c b/drivers/char/hw_random/exynos-trng.c
> index b4b52ab..8e1fe3f 100644
> --- a/drivers/char/hw_random/exynos-trng.c
> +++ b/drivers/char/hw_random/exynos-trng.c
> @@ -109,7 +109,6 @@ static int exynos_trng_init(struct hwrng *rng)
>  static int exynos_trng_probe(struct platform_device *pdev)
>  {
>  	struct exynos_trng_dev *trng;
> -	struct resource *res;
>  	int ret = -ENOMEM;
>  
>  	trng = devm_kzalloc(&pdev->dev, sizeof(*trng), GFP_KERNEL);
> @@ -128,8 +127,7 @@ static int exynos_trng_probe(struct platform_device *pdev)
>  	platform_set_drvdata(pdev, trng);
>  	trng->dev = &pdev->dev;
>  
> -	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> -	trng->mem = devm_ioremap_resource(&pdev->dev, res);
> +	trng->mem = devm_platform_ioremap_resource(pdev, 0);
>  	if (IS_ERR(trng->mem))
>  		return PTR_ERR(trng->mem);

-- 
Åukasz Stelmach
Samsung R&D Institute Poland
Samsung Electronics