iio: gyro: adxrs450: Use devm_iio_device_alloc

Using devm_iio_device_alloc makes code simpler.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Sachin Kamat 2013-08-13 07:34:00 +01:00 committed by Jonathan Cameron
parent 1ba15cf249
commit 6694cf9652

View File

@ -426,11 +426,9 @@ static int adxrs450_probe(struct spi_device *spi)
struct iio_dev *indio_dev;
/* setup the industrialio driver allocated elements */
indio_dev = iio_device_alloc(sizeof(*st));
if (indio_dev == NULL) {
ret = -ENOMEM;
goto error_ret;
}
indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
if (!indio_dev)
return -ENOMEM;
st = iio_priv(indio_dev);
st->us = spi;
mutex_init(&st->buf_lock);
@ -447,7 +445,7 @@ static int adxrs450_probe(struct spi_device *spi)
ret = iio_device_register(indio_dev);
if (ret)
goto error_free_dev;
return ret;
/* Get the device into a sane initial state */
ret = adxrs450_initial_setup(indio_dev);
@ -456,17 +454,12 @@ static int adxrs450_probe(struct spi_device *spi)
return 0;
error_initial:
iio_device_unregister(indio_dev);
error_free_dev:
iio_device_free(indio_dev);
error_ret:
return ret;
}
static int adxrs450_remove(struct spi_device *spi)
{
iio_device_unregister(spi_get_drvdata(spi));
iio_device_free(spi_get_drvdata(spi));
return 0;
}