diff options
| -rw-r--r-- | drivers/gpio/gpiolib.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index b7b608ef9e6b..dfcff5d24b18 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -375,6 +375,10 @@ static int devprop_gpiochip_set_names(struct gpio_chip *chip) int ret, i; int count; + /* GPIO chip may not have a parent device whose properties we inspect. */ + if (!dev) + return 0; + count = device_property_string_array_count(dev, "gpio-line-names"); if (count < 0) return 0; |