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iio: imu: inv_mpu6050: clean read channel data error path 

Delete the useless ored result and give a second chance to turn
the chip back off at the end.

Signed-off-by: Jean-Baptiste Maneyrol <jmaneyrol@invensense.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Jean-Baptiste Maneyrol 2018-04-23 12:33:33 +02:00 committed by Jonathan Cameron
parent 6792b4552b
commit 880b2d6cfd
1 changed files with 10 additions and 6 deletions
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16
drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
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@ -338,7 +338,7 @@ static int inv_mpu6050_read_channel_data(struct iio_dev *indio_dev,
{
struct inv_mpu6050_state *st = iio_priv(indio_dev);
int result;
int ret = IIO_VAL_INT;
int ret;
result = iio_device_claim_direct_mode(indio_dev);
if (result)
@ -383,14 +383,18 @@ static int inv_mpu6050_read_channel_data(struct iio_dev *indio_dev,
break;
}
error_power_off:
result |= inv_mpu6050_set_power_itg(st, false);
error_release:
iio_device_release_direct_mode(indio_dev);
result = inv_mpu6050_set_power_itg(st, false);
if (result)
return result;
goto error_power_off;
iio_device_release_direct_mode(indio_dev);
return ret;
error_power_off:
inv_mpu6050_set_power_itg(st, false);
error_release:
iio_device_release_direct_mode(indio_dev);
return result;
}
static int