Use device-managed API to simplify the code. The remove function is redundant now and can be deleted. Signed-off-by: Chuhong Yuan <hslester96@xxxxxxxxx> --- drivers/staging/iio/resolver/ad2s1210.c | 12 +----------- 1 file changed, 1 insertion(+), 11 deletions(-) diff --git a/drivers/staging/iio/resolver/ad2s1210.c b/drivers/staging/iio/resolver/ad2s1210.c index 0c1bd108c386..4b25a3a314ed 100644 --- a/drivers/staging/iio/resolver/ad2s1210.c +++ b/drivers/staging/iio/resolver/ad2s1210.c @@ -671,7 +671,7 @@ static int ad2s1210_probe(struct spi_device *spi) indio_dev->num_channels = ARRAY_SIZE(ad2s1210_channels); indio_dev->name = spi_get_device_id(spi)->name; - ret = iio_device_register(indio_dev); + ret = devm_iio_device_register(&spi->dev, indio_dev); if (ret) return ret; @@ -683,15 +683,6 @@ static int ad2s1210_probe(struct spi_device *spi) return 0; } -static int ad2s1210_remove(struct spi_device *spi) -{ - struct iio_dev *indio_dev = spi_get_drvdata(spi); - - iio_device_unregister(indio_dev); - - return 0; -} - static const struct of_device_id ad2s1210_of_match[] = { { .compatible = "adi,ad2s1210", }, { } @@ -710,7 +701,6 @@ static struct spi_driver ad2s1210_driver = { .of_match_table = of_match_ptr(ad2s1210_of_match), }, .probe = ad2s1210_probe, - .remove = ad2s1210_remove, .id_table = ad2s1210_id, }; module_spi_driver(ad2s1210_driver); -- 2.20.1