Commit 341826a0 authored by Beniamin Bia's avatar Beniamin Bia Committed by Jonathan Cameron

iio: adc: ad7606: fix reading unnecessary data from device

When a conversion result is being read from ADC, the driver reads the
number of channels + 1 because it thinks that IIO_CHAN_SOFT_TIMESTAMP
is also a physical channel. This patch fixes this issue.

Fixes: 2985a5d8 ("staging: iio: adc: ad7606: Move out of staging")
Reported-by: default avatarRobert Wörle <rwoerle@mibtec.de>
Signed-off-by: default avatarBeniamin Bia <beniamin.bia@analog.com>
Cc: <Stable@vger.kernel.org>
Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent 2611045e
...@@ -85,7 +85,7 @@ static int ad7606_reg_access(struct iio_dev *indio_dev, ...@@ -85,7 +85,7 @@ static int ad7606_reg_access(struct iio_dev *indio_dev,
static int ad7606_read_samples(struct ad7606_state *st) static int ad7606_read_samples(struct ad7606_state *st)
{ {
unsigned int num = st->chip_info->num_channels; unsigned int num = st->chip_info->num_channels - 1;
u16 *data = st->data; u16 *data = st->data;
int ret; int ret;
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment