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Commit d63519e3 authored by Sachin Kamat's avatar Sachin Kamat Committed by Jonathan Cameron
Browse files

staging: iio: ad9910: Use devm_iio_device_alloc 



devm_iio_device_alloc makes code simpler.

Signed-off-by: default avatarSachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent 98d8abd6

drivers/staging/iio/frequency/ad9910.c

+4 −12
Original line number Diff line number Diff line
@@ -367,11 +367,9 @@ static int ad9910_probe(struct spi_device *spi) 
	struct iio_dev *idev;

	int ret = 0;



	idev = iio_device_alloc(sizeof(*st));

	if (idev == NULL) {

		ret = -ENOMEM;

		goto error_ret;

	}

	idev = devm_iio_device_alloc(&spi->dev, sizeof(*st));

	if (!idev)

		return -ENOMEM;

	spi_set_drvdata(spi, idev);

	st = iio_priv(idev);

	mutex_init(&st->lock);
@@ -383,24 +381,18 @@ static int ad9910_probe(struct spi_device *spi) 


	ret = iio_device_register(idev);

	if (ret)

		goto error_free_dev;

		return ret;

	spi->max_speed_hz = 2000000;

	spi->mode = SPI_MODE_3;

	spi->bits_per_word = 8;

	spi_setup(spi);

	ad9910_init(st);

	return 0;



error_free_dev:

	iio_device_free(idev);

error_ret:

	return ret;

}



static int ad9910_remove(struct spi_device *spi)

{

	iio_device_unregister(spi_get_drvdata(spi));

	iio_device_free(spi_get_drvdata(spi));



	return 0;

}