iio: adc: aspeed: set driver data when adc probe.

commit eb795cd97365a3d3d9da3926d234a7bc32a3bb15 upstream.

Fix the issue when adc remove will get the null driver data.

Fixed: commit 573803234e72 ("iio: Aspeed ADC")
Signed-off-by: Billy Tsai <billy_tsai@aspeedtech.com>
Link: https://lore.kernel.org/r/20210831071458.2334-2-billy_tsai@aspeedtech.com
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/iio/adc/aspeed_adc.c b/drivers/iio/adc/aspeed_adc.c
index c02b23d675cbc1540ec47769515da714c784cf67..83656d8fc0aee02845039f641a3d54188bf46aa8 100644 (file)
--- a/drivers/iio/adc/aspeed_adc.c
+++ b/drivers/iio/adc/aspeed_adc.c
@@ -187,6 +187,7 @@ static int aspeed_adc_probe(struct platform_device *pdev)
 
        data = iio_priv(indio_dev);
        data->dev = &pdev->dev;
+       platform_set_drvdata(pdev, indio_dev);
 
        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
        data->base = devm_ioremap_resource(&pdev->dev, res);