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iio: gyro: adis16080: Use devm_iio_device_alloc

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Using devm_iio_device_alloc makes code simpler.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
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 a5db360998
commit da419463d8
1 changed files with 4 additions and 17 deletions
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21
drivers/iio/gyro/adis16080.c
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@ -192,16 +192,13 @@ static const struct adis16080_chip_info adis16080_chip_info[] = {
static int adis16080_probe(struct spi_device *spi) static int adis16080_probe(struct spi_device *spi)
{ {
const struct spi_device_id *id = spi_get_device_id(spi); const struct spi_device_id *id = spi_get_device_id(spi);
int ret;
struct adis16080_state *st; struct adis16080_state *st;
struct iio_dev *indio_dev; struct iio_dev *indio_dev;
/* setup the industrialio driver allocated elements */ /* setup the industrialio driver allocated elements */
indio_dev = iio_device_alloc(sizeof(*st)); indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
if (indio_dev == NULL) { if (!indio_dev)
ret = -ENOMEM; return -ENOMEM;
goto error_ret;
}
st = iio_priv(indio_dev); st = iio_priv(indio_dev);
/* this is only used for removal purposes */ /* this is only used for removal purposes */
spi_set_drvdata(spi, indio_dev); spi_set_drvdata(spi, indio_dev);
@ -217,22 +214,12 @@ static int adis16080_probe(struct spi_device *spi)
indio_dev->info = &adis16080_info; indio_dev->info = &adis16080_info;
indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->modes = INDIO_DIRECT_MODE;
ret = iio_device_register(indio_dev); return iio_device_register(indio_dev);
if (ret)
goto error_free_dev;
return 0;
error_free_dev:
iio_device_free(indio_dev);
error_ret:
return ret;
} }
static int adis16080_remove(struct spi_device *spi) static int adis16080_remove(struct spi_device *spi)
{ {
iio_device_unregister(spi_get_drvdata(spi)); iio_device_unregister(spi_get_drvdata(spi));
iio_device_free(spi_get_drvdata(spi));
return 0; return 0;
} }