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Subject[PATCH 2/4] iio: trigger: stm32-timer: fix write_raw return value
Date
Fixes: 4adec7da0536 ("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>
---
drivers/iio/trigger/stm32-timer-trigger.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/iio/trigger/stm32-timer-trigger.c b/drivers/iio/trigger/stm32-timer-trigger.c
index 6aa73d6..107918b 100644
--- a/drivers/iio/trigger/stm32-timer-trigger.c
+++ b/drivers/iio/trigger/stm32-timer-trigger.c
@@ -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;
--
1.9.1
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