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Commit b6ff86f3 authored by Peter Meerwald's avatar Peter Meerwald Committed by Jonathan Cameron
Browse files

iio:mcp4725: Use devm_iio_device_alloc 



Signed-off-by: default avatarPeter Meerwald <pmeerw@pmeerw.net>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent 2669d723

drivers/iio/dac/mcp4725.c

+7 −19
Original line number Diff line number Diff line
@@ -292,15 +292,12 @@ static int mcp4725_probe(struct i2c_client *client, 


	if (!platform_data || !platform_data->vref_mv) {

		dev_err(&client->dev, "invalid platform data");

		err = -EINVAL;

		goto exit;

		return -EINVAL;

	}



	indio_dev = iio_device_alloc(sizeof(*data));

	if (indio_dev == NULL) {

		err = -ENOMEM;

		goto exit;

	}

	indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*data));

	if (indio_dev == NULL)

		return -ENOMEM;

	data = iio_priv(indio_dev);

	i2c_set_clientdata(client, indio_dev);

	data->client = client;
@@ -317,7 +314,7 @@ static int mcp4725_probe(struct i2c_client *client, 
	err = i2c_master_recv(client, inbuf, 3);

	if (err < 0) {

		dev_err(&client->dev, "failed to read DAC value");

		goto exit_free_device;

		return err;

	}

	pd = (inbuf[0] >> 1) & 0x3;

	data->powerdown = pd > 0 ? true : false;
@@ -326,25 +323,16 @@ static int mcp4725_probe(struct i2c_client *client, 


	err = iio_device_register(indio_dev);

	if (err)

		goto exit_free_device;

		return err;



	dev_info(&client->dev, "MCP4725 DAC registered\n");



	return 0;



exit_free_device:

	iio_device_free(indio_dev);

exit:

	return err;

}



static int mcp4725_remove(struct i2c_client *client)

{

	struct iio_dev *indio_dev = i2c_get_clientdata(client);



	iio_device_unregister(indio_dev);

	iio_device_free(indio_dev);



	iio_device_unregister(i2c_get_clientdata(client));

	return 0;

}