On 10/12/14 16:23, Irina Tirdea wrote:
> When the device is initialized in probe, it is also powered on.
> If there is an error after the initialization, the device will
> remain powered on.
>
> Power off the device in case probe fails after device initialization.
>
> Signed-off-by: Irina Tirdea <irina.tirdea@xxxxxxxxx>
> Suggested-by: Daniel Baluta <daniel.baluta@xxxxxxxxx>
> Reviewed-by: Srinivas Pandruvada <srinivas.pandruvada@xxxxxxxxxxxxxxx>
Applied to the togreg branch of iio.git - initially pushed out as
testing sometime later today.
Thanks,
Jonathan
> ---
> drivers/iio/accel/kxcjk-1013.c | 18 ++++++++++++------
> 1 file changed, 12 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c
> index 0dc6ccf..a5e7d30 100644
> --- a/drivers/iio/accel/kxcjk-1013.c
> +++ b/drivers/iio/accel/kxcjk-1013.c
> @@ -1240,21 +1240,25 @@ static int kxcjk1013_probe(struct i2c_client *client,
> KXCJK1013_IRQ_NAME,
> indio_dev);
> if (ret)
> - return ret;
> + goto err_poweroff;
>
> data->dready_trig = devm_iio_trigger_alloc(&client->dev,
> "%s-dev%d",
> indio_dev->name,
> indio_dev->id);
> - if (!data->dready_trig)
> - return -ENOMEM;
> + if (!data->dready_trig) {
> + ret = -ENOMEM;
> + goto err_poweroff;
> + }
>
> data->motion_trig = devm_iio_trigger_alloc(&client->dev,
> "%s-any-motion-dev%d",
> indio_dev->name,
> indio_dev->id);
> - if (!data->motion_trig)
> - return -ENOMEM;
> + if (!data->motion_trig) {
> + ret = -ENOMEM;
> + goto err_poweroff;
> + }
>
> data->dready_trig->dev.parent = &client->dev;
> data->dready_trig->ops = &kxcjk1013_trigger_ops;
> @@ -1263,7 +1267,7 @@ static int kxcjk1013_probe(struct i2c_client *client,
> iio_trigger_get(indio_dev->trig);
> ret = iio_trigger_register(data->dready_trig);
> if (ret)
> - return ret;
> + goto err_poweroff;
>
> data->motion_trig->dev.parent = &client->dev;
> data->motion_trig->ops = &kxcjk1013_trigger_ops;
> @@ -1312,6 +1316,8 @@ err_trigger_unregister:
> iio_trigger_unregister(data->dready_trig);
> if (data->motion_trig)
> iio_trigger_unregister(data->motion_trig);
> +err_poweroff:
> + kxcjk1013_set_mode(data, STANDBY);
>
> return ret;
> }
>
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