hwrng: pic32 - 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/pic32-rng.c b/drivers/char/hw_random/pic32-rng.c
index 90f498c..81080cb 100644 (file)
--- a/drivers/char/hw_random/pic32-rng.c
+++ b/drivers/char/hw_random/pic32-rng.c
@@ -70,7 +70,6 @@ static int pic32_rng_read(struct hwrng *rng, void *buf, size_t max,
 static int pic32_rng_probe(struct platform_device *pdev)
 {
        struct pic32_rng *priv;
-       struct resource *res;
        u32 v;
        int ret;
 
@@ -78,8 +77,7 @@ static int pic32_rng_probe(struct platform_device *pdev)
        if (!priv)
                return -ENOMEM;
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       priv->base = devm_ioremap_resource(&pdev->dev, res);
+       priv->base = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(priv->base))
                return PTR_ERR(priv->base);