staging: ralink-gdma: 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>
Link: https://lore.kernel.org/r/20191016090305.23392-1-yuehaibing@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/ralink-gdma/ralink-gdma.c b/drivers/staging/ralink-gdma/ralink-gdma.c
index 900424d..eabf109 100644 (file)
--- a/drivers/staging/ralink-gdma/ralink-gdma.c
+++ b/drivers/staging/ralink-gdma/ralink-gdma.c
@@ -796,7 +796,6 @@ static int gdma_dma_probe(struct platform_device *pdev)
        struct gdma_dma_dev *dma_dev;
        struct dma_device *dd;
        unsigned int i;
-       struct resource *res;
        int ret;
        int irq;
        void __iomem *base;
@@ -818,8 +817,7 @@ static int gdma_dma_probe(struct platform_device *pdev)
                return -EINVAL;
        dma_dev->data = data;
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       base = devm_ioremap_resource(&pdev->dev, res);
+       base = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(base))
                return PTR_ERR(base);
        dma_dev->base = base;