pinctrl: at91-pio4: Remove redundant return value check

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>
Reviewed-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Acked-by: Ludovic Desroches <ludovic.desroches@microchip.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/pinctrl/pinctrl-at91-pio4.c b/drivers/pinctrl/pinctrl-at91-pio4.c
index 8f06197..ef7ab20 100644 (file)
--- a/drivers/pinctrl/pinctrl-at91-pio4.c
+++ b/drivers/pinctrl/pinctrl-at91-pio4.c
@@ -971,10 +971,6 @@ static int atmel_pinctrl_probe(struct platform_device *pdev)
        atmel_pioctrl->npins = atmel_pioctrl->nbanks * ATMEL_PIO_NPINS_PER_BANK;
 
        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!res) {
-               dev_err(dev, "unable to get atmel pinctrl resource\n");
-               return -EINVAL;
-       }
        atmel_pioctrl->reg_base = devm_ioremap_resource(dev, res);
        if (IS_ERR(atmel_pioctrl->reg_base))
                return -EINVAL;