[PATCH v1 9/9] pinctrl: apple: return an error if pinmux is missing in the DT

[Joey Gouly <joey.gouly@xxxxxxx>]

If of_property_count_u32_elems returned 0, return -EINVAL to indicate
a failure. Previously this would return 0.

Signed-off-by: Joey Gouly <joey.gouly@xxxxxxx>
---
 drivers/pinctrl/pinctrl-apple-gpio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/pinctrl/pinctrl-apple-gpio.c b/drivers/pinctrl/pinctrl-apple-gpio.c
index 8a58c862c33a..89602aa14c6a 100644
--- a/drivers/pinctrl/pinctrl-apple-gpio.c
+++ b/drivers/pinctrl/pinctrl-apple-gpio.c
@@ -119,7 +119,7 @@ static int apple_gpio_dt_node_to_map(struct pinctrl_dev *pctldev,
 		dev_err(pctl->dev,
 			"missing or empty pinmux property in node %pOFn.\n",
 			node);
-		return ret;
+		return ret ? ret : -EINVAL;
 	}
 
 	num_pins = ret;
-- 
2.17.1