pinctrl: Don't override the error code in probe error handling

Otherwise, we return 0 in probe error paths when gpiochip_remove() returns 0.
Also show error message if gpiochip_remove() fails.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Tony Prisk <linux@prisktech.co.nz>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/pinctrl/pinctrl-coh901.c b/drivers/pinctrl/pinctrl-coh901.c
index a67af41..d6b4174 100644
--- a/drivers/pinctrl/pinctrl-coh901.c
+++ b/drivers/pinctrl/pinctrl-coh901.c
@@ -830,7 +830,8 @@
 	return 0;
 
 err_no_range:
-	err = gpiochip_remove(&gpio->chip);
+	if (gpiochip_remove(&gpio->chip))
+		dev_err(&pdev->dev, "failed to remove gpio chip\n");
 err_no_chip:
 err_no_domain:
 err_no_port: