[PATCH -next 01/13] hwrng: atmel - use devm_platform_ioremap_resource() to simplify code

From: YueHaibing
Date: Wed Oct 16 2019 - 06:46:50 EST


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/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