spi: mediatek: Use devm_platform_ioremap_resource() in mtk_spi_slave_probe()

Simplify this function implementation by using a known wrapper function.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Link: https://lore.kernel.org/r/225b76ca-a367-4bef-d8ce-42c7af9242a5@web.de
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/spi/spi-slave-mt27xx.c b/drivers/spi/spi-slave-mt27xx.c
index 61bc43b..44edaa3 100644 (file)
--- a/drivers/spi/spi-slave-mt27xx.c
+++ b/drivers/spi/spi-slave-mt27xx.c
@@ -368,7 +368,6 @@ static int mtk_spi_slave_probe(struct platform_device *pdev)
 {
        struct spi_controller *ctlr;
        struct mtk_spi_slave *mdata;
-       struct resource *res;
        int irq, ret;
 
        ctlr = spi_alloc_slave(&pdev->dev, sizeof(*mdata));
@@ -392,17 +391,8 @@ static int mtk_spi_slave_probe(struct platform_device *pdev)
        platform_set_drvdata(pdev, ctlr);
 
        init_completion(&mdata->xfer_done);
-
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!res) {
-               ret = -ENODEV;
-               dev_err(&pdev->dev, "failed to determine base address\n");
-               goto err_put_ctlr;
-       }
-
        mdata->dev = &pdev->dev;
-
-       mdata->base = devm_ioremap_resource(&pdev->dev, res);
+       mdata->base = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(mdata->base)) {
                ret = PTR_ERR(mdata->base);
                goto err_put_ctlr;