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hwrng: hisi - use devm_platform_ioremap_resource() to simplify code 

Use devm_platform_ioremap_resource() to simplify the code a bit.
This is detected by coccinelle.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
YueHaibing 2019-10-16 18:46:12 +08:00 committed by Herbert Xu
parent 3e3c97c67e
commit 10304c7627
1 changed files with 1 additions and 3 deletions
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4
drivers/char/hw_random/hisi-rng.c
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@ -73,7 +73,6 @@ static int hisi_rng_read(struct hwrng *rng, void *buf, size_t max, bool wait)
static int hisi_rng_probe(struct platform_device *pdev)
{
struct hisi_rng *rng;
struct resource *res;
int ret;
rng = devm_kzalloc(&pdev->dev, sizeof(*rng), GFP_KERNEL);
@ -82,8 +81,7 @@ static int hisi_rng_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, rng);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
rng->base = devm_ioremap_resource(&pdev->dev, res);
rng->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(rng->base))
return PTR_ERR(rng->base);