Commit addacf3b authored by Matheus Tavares's avatar Matheus Tavares Committed by Jonathan Cameron

staging:iio:ad2s90: Check channel type at read_raw

This patch adds a channel type check at the beginning of the
ad2s90_read_raw function. Since ad2s90 has only one channel, it just
checks if the given channel is the expected one and if not, return
-EINVAL.
Signed-off-by: default avatarMatheus Tavares <matheus.bernardino@usp.br>
Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent ccba40e9
...@@ -34,6 +34,9 @@ static int ad2s90_read_raw(struct iio_dev *indio_dev, ...@@ -34,6 +34,9 @@ static int ad2s90_read_raw(struct iio_dev *indio_dev,
int ret; int ret;
struct ad2s90_state *st = iio_priv(indio_dev); struct ad2s90_state *st = iio_priv(indio_dev);
if (chan->type != IIO_ANGL)
return -EINVAL;
switch (m) { switch (m) {
case IIO_CHAN_INFO_SCALE: case IIO_CHAN_INFO_SCALE:
/* 2 * Pi / 2^12 */ /* 2 * Pi / 2^12 */
......
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