iio: adc: mp2629: fix wrong comparison of channel

commit 1eb20332a082fa801fb89c347c5e62de916a4001 upstream.

Input voltage channel enum is compared against iio address instead
of the channel.

Fixes: 7abd9fb64682 ("iio: adc: mp2629: Add support for mp2629 ADC driver")
Signed-off-by: Saravanan Sekar <sravanhome@gmail.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lore.kernel.org/r/20221029093000.45451-2-sravanhome@gmail.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/mp2629_adc.c b/drivers/iio/adc/mp2629_adc.c
index 331a9a7282170ad2a1735ec76f98a315104b25e4..a9695e1bc172afc1273e31d4c1845f560bd27917 100644 (file)
--- a/drivers/iio/adc/mp2629_adc.c
+++ b/drivers/iio/adc/mp2629_adc.c
@@ -73,7 +73,7 @@ static int mp2629_read_raw(struct iio_dev *indio_dev,
                if (ret)
                        return ret;
 
-               if (chan->address == MP2629_INPUT_VOLT)
+               if (chan->channel == MP2629_INPUT_VOLT)
                        rval &= GENMASK(6, 0);
                *val = rval;
                return IIO_VAL_INT;