From: Markus Elfring <[email protected]>
Date: Sun, 22 Sep 2019 10:37:31 +0200

Simplify this function implementation by using a known wrapper function.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <[email protected]>
---
 drivers/dma/at_xdmac.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c
index b58ac720d9a1..f71c9f77d405 100644
--- a/drivers/dma/at_xdmac.c
+++ b/drivers/dma/at_xdmac.c
@@ -1957,21 +1957,16 @@ static int atmel_xdmac_resume(struct device *dev)

 static int at_xdmac_probe(struct platform_device *pdev)
 {
-       struct resource *res;
        struct at_xdmac *atxdmac;
        int             irq, size, nr_channels, i, ret;
        void __iomem    *base;
        u32             reg;

-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!res)
-               return -EINVAL;
-
        irq = platform_get_irq(pdev, 0);
        if (irq < 0)
                return irq;

-       base = devm_ioremap_resource(&pdev->dev, res);
+       base = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(base))
                return PTR_ERR(base);

--
2.23.0

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