diff options
| -rw-r--r-- | drivers/gpio/gpio-merrifield.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-merrifield.c b/drivers/gpio/gpio-merrifield.c index 42c4d9d0cd50..f3d1baeacbe9 100644 --- a/drivers/gpio/gpio-merrifield.c +++ b/drivers/gpio/gpio-merrifield.c @@ -409,6 +409,9 @@ static int mrfld_gpio_add_pin_ranges(struct gpio_chip *chip) int retval; pinctrl_dev_name = mrfld_gpio_get_pinctrl_dev_name(priv); + if (!pinctrl_dev_name) + return -ENOMEM; + for (i = 0; i < ARRAY_SIZE(mrfld_gpio_ranges); i++) { range = &mrfld_gpio_ranges[i]; retval = gpiochip_add_pin_range(&priv->chip, pinctrl_dev_name, |