Commit 2a54c8c9 authored by Rui Miguel Silva's avatar Rui Miguel Silva Committed by Jonathan Cameron
Browse files

iio: gyro: fxas21002c: balance runtime power in error path 



If we fail to read temperature or axis we need to decrement the
runtime pm reference count to trigger autosuspend.

Add the call to pm_put to do that in case of error.

Fixes: a0701b62 ("iio: gyro: add core driver for fxas21002c")
Suggested-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: default avatarRui Miguel Silva <rui.silva@linaro.org>
Link: https://lore.kernel.org/linux-iio/CBBZA9T1OY9C.2611WSV49DV2G@arch-thunder/


Cc: <Stable@vger.kernel.org>
Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent 04f5b9f5

drivers/iio/gyro/fxas21002c_core.c

+2 −0
Original line number Diff line number Diff line
@@ -399,6 +399,7 @@ static int fxas21002c_temp_get(struct fxas21002c_data *data, int *val) 
	ret = regmap_field_read(data->regmap_fields[F_TEMP], &temp);

	if (ret < 0) {

		dev_err(dev, "failed to read temp: %d\n", ret);

		fxas21002c_pm_put(data);

		goto data_unlock;

	}
@@ -432,6 +433,7 @@ static int fxas21002c_axis_get(struct fxas21002c_data *data, 
			       &axis_be, sizeof(axis_be));

	if (ret < 0) {

		dev_err(dev, "failed to read axis: %d: %d\n", index, ret);

		fxas21002c_pm_put(data);

		goto data_unlock;

	}