diff options
-rw-r--r-- | drivers/iio/inkern.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/iio/inkern.c b/drivers/iio/inkern.c index f0846108d006..d33590e89337 100644 --- a/drivers/iio/inkern.c +++ b/drivers/iio/inkern.c | |||
@@ -426,6 +426,9 @@ static int iio_channel_read(struct iio_channel *chan, int *val, int *val2, | |||
426 | if (val2 == NULL) | 426 | if (val2 == NULL) |
427 | val2 = &unused; | 427 | val2 = &unused; |
428 | 428 | ||
429 | if(!iio_channel_has_info(chan->channel, info)) | ||
430 | return -EINVAL; | ||
431 | |||
429 | if (chan->indio_dev->info->read_raw_multi) { | 432 | if (chan->indio_dev->info->read_raw_multi) { |
430 | ret = chan->indio_dev->info->read_raw_multi(chan->indio_dev, | 433 | ret = chan->indio_dev->info->read_raw_multi(chan->indio_dev, |
431 | chan->channel, INDIO_MAX_RAW_ELEMENTS, | 434 | chan->channel, INDIO_MAX_RAW_ELEMENTS, |