hwrng: omap - 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>

diff --git a/drivers/char/hw_random/omap-rng.c b/drivers/char/hw_random/omap-rng.c
index e329f82..0ed07d1 100644 (file)
--- a/drivers/char/hw_random/omap-rng.c
+++ b/drivers/char/hw_random/omap-rng.c
@@ -439,7 +439,6 @@ static int get_omap_rng_device_details(struct omap_rng_dev *omap_rng)
 static int omap_rng_probe(struct platform_device *pdev)
 {
        struct omap_rng_dev *priv;
-       struct resource *res;
        struct device *dev = &pdev->dev;
        int ret;
 
@@ -456,8 +455,7 @@ static int omap_rng_probe(struct platform_device *pdev)
        platform_set_drvdata(pdev, priv);
        priv->dev = dev;
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       priv->base = devm_ioremap_resource(dev, res);
+       priv->base = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(priv->base)) {
                ret = PTR_ERR(priv->base);
                goto err_ioremap;