Messages in this thread Patch in this message | | | From | Colin King <> | Subject | [PATCH] staging: iio: cdc: ad7746: set ret on IIO_VOLTAGE case | Date | Tue, 25 Oct 2016 19:44:40 +0100 |
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From: Colin Ian King <colin.king@canonical.com>
For a IIO_VOLTAGE case, ret is not being set causing an uninitialized value being returned by ad7746_read_raw. Fix this by setting ret to IIO_VAL_INT for this specific case.
Signed-off-by: Colin Ian King <colin.king@canonical.com> --- drivers/staging/iio/cdc/ad7746.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/staging/iio/cdc/ad7746.c b/drivers/staging/iio/cdc/ad7746.c index f41251c..a5828f9 100644 --- a/drivers/staging/iio/cdc/ad7746.c +++ b/drivers/staging/iio/cdc/ad7746.c @@ -642,6 +642,7 @@ static int ad7746_read_raw(struct iio_dev *indio_dev, case IIO_VOLTAGE: *val = ad7746_vt_filter_rate_table[ (chip->config >> 6) & 0x3][0]; + ret = IIO_VAL_INT; break; default: ret = -EINVAL; -- 2.9.3
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