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iio: trigger: stm32-timer: fix write_raw return value

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Fixes: 4adec7da05 ("iio: stm32 trigger: Add quadrature encoder device")

IIO core expects zero as return value for write_raw() callback
in case of success.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Acked-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Fabrice Gasnier 2017-07-27 18:18:58 +02:00 committed by Jonathan Cameron
parent 50b39608ef
commit 1987a08cd9
1 changed files with 1 additions and 2 deletions
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3
drivers/iio/trigger/stm32-timer-trigger.c
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@ -406,9 +406,8 @@ static int stm32_counter_write_raw(struct iio_dev *indio_dev,
switch (mask) {
case IIO_CHAN_INFO_RAW:
regmap_write(priv->regmap, TIM_CNT, val);
return regmap_write(priv->regmap, TIM_CNT, val);
return IIO_VAL_INT;
case IIO_CHAN_INFO_SCALE:
/* fixed scale */
return -EINVAL;