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hwrng: bcm2835 - 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>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
YueHaibing 2019-10-16 18:46:10 +08:00 committed by Herbert Xu
parent bc49534db6
commit 3e46bd3497
1 changed files with 1 additions and 4 deletions
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5
drivers/char/hw_random/bcm2835-rng.c
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@ -142,7 +142,6 @@ static int bcm2835_rng_probe(struct platform_device *pdev)
struct device_node *np = dev->of_node; struct device_node *np = dev->of_node;
const struct of_device_id *rng_id; const struct of_device_id *rng_id;
struct bcm2835_rng_priv *priv; struct bcm2835_rng_priv *priv;
struct resource *r;
int err; int err;
priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
@ -151,10 +150,8 @@ static int bcm2835_rng_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, priv); platform_set_drvdata(pdev, priv);
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
/* map peripheral */ /* map peripheral */
priv->base = devm_ioremap_resource(dev, r); priv->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(priv->base)) if (IS_ERR(priv->base))
return PTR_ERR(priv->base); return PTR_ERR(priv->base);