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iio: adc: viperboard: Use devm_iio_device_register

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devm_iio_device_register simplifies the code.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Sachin Kamat 2013-10-29 11:39:00 +00:00 • committed by Jonathan Cameron
parent 27b832427e
commit 2191d0fba7
1 changed files with 1 additions and 11 deletions
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12
drivers/iio/adc/viperboard_adc.c
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@ -133,7 +133,7 @@ static int vprbrd_adc_probe(struct platform_device *pdev)
indio_dev->channels = vprbrd_adc_iio_channels; indio_dev->channels = vprbrd_adc_iio_channels;
indio_dev->num_channels = ARRAY_SIZE(vprbrd_adc_iio_channels); indio_dev->num_channels = ARRAY_SIZE(vprbrd_adc_iio_channels);
ret = iio_device_register(indio_dev); ret = devm_iio_device_register(&pdev->dev, indio_dev);
if (ret) { if (ret) {
dev_err(&pdev->dev, "could not register iio (adc)"); dev_err(&pdev->dev, "could not register iio (adc)");
return ret; return ret;
@ -144,22 +144,12 @@ static int vprbrd_adc_probe(struct platform_device *pdev)
return 0; return 0;
} }
static int vprbrd_adc_remove(struct platform_device *pdev)
{
struct iio_dev *indio_dev = platform_get_drvdata(pdev);
iio_device_unregister(indio_dev);
return 0;
}
static struct platform_driver vprbrd_adc_driver = { static struct platform_driver vprbrd_adc_driver = {
.driver = { .driver = {
.name = "viperboard-adc", .name = "viperboard-adc",
.owner = THIS_MODULE, .owner = THIS_MODULE,
}, },
.probe = vprbrd_adc_probe, .probe = vprbrd_adc_probe,
.remove = vprbrd_adc_remove,
}; };
module_platform_driver(vprbrd_adc_driver); module_platform_driver(vprbrd_adc_driver);