[PATCH -next 03/13] hwrng: exynos - use devm_platform_ioremap_resource() to simplify code
From: YueHaibing
Date: Wed Oct 16 2019 - 06:46:56 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/exynos-trng.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
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);
--
2.7.4