X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=drivers%2Fgpio%2Fgpio-uclass.c;h=4cce11fe215f05b2cfbc1d55b5c4e020940b1ee6;hb=ef159abf99a2c6654c14f7db14df465a964b50c6;hp=c6fd5802f57891568121b51c11acfb717be6a389;hpb=32ec159844d7b76f199b07412dd054ad842bdd58;p=u-boot

diff --git a/drivers/gpio/gpio-uclass.c b/drivers/gpio/gpio-uclass.c
index c6fd5802f5..4cce11fe21 100644
--- a/drivers/gpio/gpio-uclass.c
+++ b/drivers/gpio/gpio-uclass.c
@@ -127,7 +127,7 @@ static int gpio_find_and_xlate(struct gpio_desc *desc,
 	return ops->xlate ? ops->xlate(desc->dev, desc, args) : 0;
 }
 
-static int dm_gpio_request(struct gpio_desc *desc, const char *label)
+int dm_gpio_request(struct gpio_desc *desc, const char *label)
 {
 	struct udevice *dev = desc->dev;
 	struct gpio_dev_priv *uc_priv;
@@ -250,8 +250,12 @@ int gpio_free(unsigned gpio)
 
 static int check_reserved(struct gpio_desc *desc, const char *func)
 {
-	struct gpio_dev_priv *uc_priv = dev_get_uclass_priv(desc->dev);
+	struct gpio_dev_priv *uc_priv;
+
+	if (!dm_gpio_is_valid(desc))
+		return -ENOENT;
 
+	uc_priv = dev_get_uclass_priv(desc->dev);
 	if (!uc_priv->name[desc->offset]) {
 		printf("%s: %s: error: gpio %s%d not reserved\n",
 		       desc->dev->name, func,