Commit 5ccc612b authored Nov 01, 2018 by Renato Lui Geh Committed by Jonathan Cameron Nov 11, 2018

staging: iio: ad7780: fix offset read value



Variable val subtracted an uninitialized value on IIO_CHAN_INFO_OFFSET.
This was fixed by assigning the correct value instead.

Signed-off-by: Renato Lui Geh <renatogeh@gmail.com>
Acked-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

parent 382c7fce

drivers/staging/iio/adc/ad7780.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -96,7 +96,7 @@ static int ad7780_read_raw(struct iio_dev *indio_dev,
		*val2 = chan->scan_type.realbits - 1;
		return IIO_VAL_FRACTIONAL_LOG2;
		case IIO_CHAN_INFO_OFFSET:
		*val -= (1 << (chan->scan_type.realbits - 1));
		*val = -(1 << (chan->scan_type.realbits - 1));
		return IIO_VAL_INT;
		}

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