[-next,01/13] hwrng: atmel - use devm_platform_ioremap_resource() to simplify code
diff mbox series

Message ID 20191016104621.26056-2-yuehaibing@huawei.com
State Not Applicable
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Series
  • hwrng: use devm_platform_ioremap_resource() to simplify code
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Commit Message

YueHaibing Oct. 16, 2019, 10:46 a.m. UTC
Use devm_platform_ioremap_resource() to simplify the code a bit.
This is detected by coccinelle.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
 drivers/char/hw_random/atmel-rng.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

Comments

Ludovic Desroches Oct. 17, 2019, 9:32 a.m. UTC | #1
On Wed, Oct 16, 2019 at 06:46:09PM +0800, YueHaibing wrote:
> External E-Mail
> 
> 
> Use devm_platform_ioremap_resource() to simplify the code a bit.
> This is detected by coccinelle.
> 
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>

Acked-by: Ludovic Desroches <ludovic.desroches@microchip.com>

Thanks

> ---
>  drivers/char/hw_random/atmel-rng.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/char/hw_random/atmel-rng.c b/drivers/char/hw_random/atmel-rng.c
> index e557057..b3138ec2 100644
> --- a/drivers/char/hw_random/atmel-rng.c
> +++ b/drivers/char/hw_random/atmel-rng.c
> @@ -62,15 +62,13 @@ static void atmel_trng_disable(struct atmel_trng *trng)
>  static int atmel_trng_probe(struct platform_device *pdev)
>  {
>  	struct atmel_trng *trng;
> -	struct resource *res;
>  	int ret;
>  
>  	trng = devm_kzalloc(&pdev->dev, sizeof(*trng), GFP_KERNEL);
>  	if (!trng)
>  		return -ENOMEM;
>  
> -	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> -	trng->base = devm_ioremap_resource(&pdev->dev, res);
> +	trng->base = devm_platform_ioremap_resource(pdev, 0);
>  	if (IS_ERR(trng->base))
>  		return PTR_ERR(trng->base);
>  
> -- 
> 2.7.4
> 
> 
>

Patch
diff mbox series

diff --git a/drivers/char/hw_random/atmel-rng.c b/drivers/char/hw_random/atmel-rng.c
index e557057..b3138ec2 100644
--- a/drivers/char/hw_random/atmel-rng.c
+++ b/drivers/char/hw_random/atmel-rng.c
@@ -62,15 +62,13 @@  static void atmel_trng_disable(struct atmel_trng *trng)
 static int atmel_trng_probe(struct platform_device *pdev)
 {
 	struct atmel_trng *trng;
-	struct resource *res;
 	int ret;
 
 	trng = devm_kzalloc(&pdev->dev, sizeof(*trng), GFP_KERNEL);
 	if (!trng)
 		return -ENOMEM;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	trng->base = devm_ioremap_resource(&pdev->dev, res);
+	trng->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(trng->base))
 		return PTR_ERR(trng->base);