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iio: light: hid-sensor-als: 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>
Cc: Srinivas Pandruvada <srinivas.pandruvada@intel.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Sachin Kamat 2013-07-30 09:44:00 +01:00 committed by Jonathan Cameron
parent 452204ae53
commit 47aff92ce0
1 changed files with 5 additions and 12 deletions
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17
drivers/iio/light/hid-sensor-als.c
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@ -249,11 +249,9 @@ static int hid_als_probe(struct platform_device *pdev)
struct hid_sensor_hub_device *hsdev = pdev->dev.platform_data;
struct iio_chan_spec *channels;
indio_dev = iio_device_alloc(sizeof(struct als_state));
if (indio_dev == NULL) {
ret = -ENOMEM;
goto error_ret;
}
indio_dev = devm_iio_device_alloc(&pdev->dev, sizeof(struct als_state));
if (!indio_dev)
return -ENOMEM;
platform_set_drvdata(pdev, indio_dev);
als_state = iio_priv(indio_dev);
@ -264,14 +262,13 @@ static int hid_als_probe(struct platform_device *pdev)
&als_state->common_attributes);
if (ret) {
dev_err(&pdev->dev, "failed to setup common attributes\n");
goto error_free_dev;
return ret;
}
channels = kmemdup(als_channels, sizeof(als_channels), GFP_KERNEL);
if (!channels) {
ret = -ENOMEM;
dev_err(&pdev->dev, "failed to duplicate channels\n");
goto error_free_dev;
return -ENOMEM;
}
ret = als_parse_report(pdev, hsdev, channels,
@ -329,9 +326,6 @@ static int hid_als_probe(struct platform_device *pdev)
iio_triggered_buffer_cleanup(indio_dev);
error_free_dev_mem:
kfree(indio_dev->channels);
error_free_dev:
iio_device_free(indio_dev);
error_ret:
return ret;
}
@ -346,7 +340,6 @@ static int hid_als_remove(struct platform_device *pdev)
hid_sensor_remove_trigger(indio_dev);
iio_triggered_buffer_cleanup(indio_dev);
kfree(indio_dev->channels);
iio_device_free(indio_dev);
return 0;
}