iio: ep93xx: remove redundant return value check of platform_get_resource()

Remove unneeded error handling on the result of a call
to platform_get_resource() when the value is passed to
devm_ioremap_resource().

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/adc/ep93xx_adc.c b/drivers/iio/adc/ep93xx_adc.c
index 81c9015..5036c39 100644 (file)
--- a/drivers/iio/adc/ep93xx_adc.c
+++ b/drivers/iio/adc/ep93xx_adc.c
@@ -167,10 +167,6 @@ static int ep93xx_adc_probe(struct platform_device *pdev)
        priv = iio_priv(iiodev);
 
        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!res) {
-               dev_err(&pdev->dev, "Cannot obtain memory resource\n");
-               return -ENXIO;
-       }
        priv->base = devm_ioremap_resource(&pdev->dev, res);
        if (IS_ERR(priv->base)) {
                dev_err(&pdev->dev, "Cannot map memory resource\n");