diff options
Diffstat (limited to 'drivers/usb/serial/cp210x.c')
| -rw-r--r-- | drivers/usb/serial/cp210x.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index 9960ac2b10b7..36b25418b214 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -1504,7 +1504,7 @@ static int cp210x_gpio_get(struct gpio_chip *gc, unsigned int gpio) return !!(mask & BIT(gpio)); } -static void cp210x_gpio_set(struct gpio_chip *gc, unsigned int gpio, int value) +static int cp210x_gpio_set(struct gpio_chip *gc, unsigned int gpio, int value) { struct usb_serial *serial = gpiochip_get_data(gc); struct cp210x_serial_private *priv = usb_get_serial_data(serial); @@ -1559,7 +1559,10 @@ out: if (result < 0) { dev_err(&serial->interface->dev, "failed to set GPIO value: %d\n", result); + return result; } + + return 0; } static int cp210x_gpio_direction_get(struct gpio_chip *gc, unsigned int gpio) @@ -1599,9 +1602,8 @@ static int cp210x_gpio_direction_output(struct gpio_chip *gc, unsigned int gpio, struct cp210x_serial_private *priv = usb_get_serial_data(serial); priv->gpio_input &= ~BIT(gpio); - cp210x_gpio_set(gc, gpio, value); - return 0; + return cp210x_gpio_set(gc, gpio, value); } static int cp210x_gpio_set_config(struct gpio_chip *gc, unsigned int gpio, |