diff --git a/drivers/iio/potentiometer/tpl0102.c b/drivers/iio/potentiometer/tpl0102.c
index 313124b6fd59be7e28dba862a803b1b23dcd9607..5c304d42d7139594c2437257c77516d212535a72 100644
--- a/drivers/iio/potentiometer/tpl0102.c
+++ b/drivers/iio/potentiometer/tpl0102.c
@@ -118,7 +118,7 @@ static int tpl0102_probe(struct i2c_client *client,
 
 	if (!i2c_check_functionality(client->adapter,
 				     I2C_FUNC_SMBUS_WORD_DATA))
-		return -ENOTSUPP;
+		return -EOPNOTSUPP;
 
 	indio_dev = devm_iio_device_alloc(dev, sizeof(*data));
 	if (!indio_dev)