[PATCH 03/10] staging: iio: tsl2583: return proper error code instead of -1

[Brian Masney]

taos_als_calibrate() has a code path where -1 is returned. This patch
changes the code so that a proper error code is returned.

Signed-off-by: Brian Masney <masneyb at onstation.org>
---
 drivers/staging/iio/light/tsl2583.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/iio/light/tsl2583.c b/drivers/staging/iio/light/tsl2583.c
index 35c1696..47fd373 100644
--- a/drivers/staging/iio/light/tsl2583.c
+++ b/drivers/staging/iio/light/tsl2583.c
@@ -373,7 +373,7 @@ static int taos_als_calibrate(struct iio_dev *indio_dev)
 			!= (TSL258X_CNTL_ADC_ENBL | TSL258X_CNTL_PWR_ON)) {
 		dev_err(&chip->client->dev,
 			"taos_als_calibrate failed: device not powered on with ADC enabled\n");
-		return -1;
+		return -EINVAL;
 	}
 
 	ret = i2c_smbus_write_byte(chip->client,
-- 
2.7.4