At the end of function ad7150_write_event_config(), "return 0" seems improper. It may be better to return the value of ret. Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188871 Reported-by: Pan Bian <bianpan2016@xxxxxxx> Signed-off-by: Thomas Preisner <thomas.preisner+linux@xxxxxx> Signed-off-by: Milan Stephan <milan.stephan+linux@xxxxxx> --- drivers/staging/iio/cdc/ad7150.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/iio/cdc/ad7150.c b/drivers/staging/iio/cdc/ad7150.c index 6998c3d..04861eb 100644 --- a/drivers/staging/iio/cdc/ad7150.c +++ b/drivers/staging/iio/cdc/ad7150.c @@ -274,7 +274,7 @@ static int ad7150_write_event_config(struct iio_dev *indio_dev, error_ret: mutex_unlock(&chip->state_lock); - return 0; + return ret; } static int ad7150_read_event_value(struct iio_dev *indio_dev, -- 2.7.4 -- To unsubscribe from this list: send the line "unsubscribe linux-iio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html