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| author | Rui Miguel Silva <rui.silva@linaro.org> | 2021-05-12 23:39:29 +0100 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2021-05-22 08:32:27 +0100 |
| commit | 2a54c8c9ebc2006bf72554afc84ffc67768979a0 (patch) | |
| tree | d99799bb9739e641fe2b6c5eb79deeffd58b85af /drivers/iio | |
| parent | 04f5b9f539ce314f758d919a14dc7a669f3b7838 (diff) | |
| download | linux-2a54c8c9ebc2006bf72554afc84ffc67768979a0.tar.gz linux-2a54c8c9ebc2006bf72554afc84ffc67768979a0.tar.xz | |
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: a0701b6263ae ("iio: gyro: add core driver for fxas21002c")
Suggested-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Rui 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: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio')
| -rw-r--r-- | drivers/iio/gyro/fxas21002c_core.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/iio/gyro/fxas21002c_core.c b/drivers/iio/gyro/fxas21002c_core.c index 1a20c6b88e7d..645461c70454 100644 --- a/drivers/iio/gyro/fxas21002c_core.c +++ b/drivers/iio/gyro/fxas21002c_core.c @@ -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; } |