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staging: iio: lis3l02dq: 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>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Sachin Kamat 2013-08-24 19:48:00 +01:00 committed by Jonathan Cameron
parent e8cac7f614
commit 4c24747053
1 changed files with 4 additions and 11 deletions
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15
drivers/staging/iio/accel/lis3l02dq_core.c
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@ -668,11 +668,9 @@ static int lis3l02dq_probe(struct spi_device *spi)
struct lis3l02dq_state *st;
struct iio_dev *indio_dev;
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);
/* this is only used for removal purposes */
spi_set_drvdata(spi, indio_dev);
@ -690,7 +688,7 @@ static int lis3l02dq_probe(struct spi_device *spi)
ret = lis3l02dq_configure_buffer(indio_dev);
if (ret)
goto error_free_dev;
return ret;
ret = iio_buffer_register(indio_dev,
lis3l02dq_channels,
@ -736,9 +734,6 @@ static int lis3l02dq_probe(struct spi_device *spi)
iio_buffer_unregister(indio_dev);
error_unreg_buffer_funcs:
lis3l02dq_unconfigure_buffer(indio_dev);
error_free_dev:
iio_device_free(indio_dev);
error_ret:
return ret;
}
@ -786,8 +781,6 @@ static int lis3l02dq_remove(struct spi_device *spi)
iio_buffer_unregister(indio_dev);
lis3l02dq_unconfigure_buffer(indio_dev);
iio_device_free(indio_dev);
return 0;
}