diff options
Diffstat (limited to 'drivers/iio/inkern.c')
-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 866fe904cba2..90c8cb727cc7 100644 --- a/drivers/iio/inkern.c +++ b/drivers/iio/inkern.c | |||
@@ -449,6 +449,9 @@ static int iio_channel_read(struct iio_channel *chan, int *val, int *val2, | |||
449 | if (val2 == NULL) | 449 | if (val2 == NULL) |
450 | val2 = &unused; | 450 | val2 = &unused; |
451 | 451 | ||
452 | if(!iio_channel_has_info(chan->channel, info)) | ||
453 | return -EINVAL; | ||
454 | |||
452 | if (chan->indio_dev->info->read_raw_multi) { | 455 | if (chan->indio_dev->info->read_raw_multi) { |
453 | ret = chan->indio_dev->info->read_raw_multi(chan->indio_dev, | 456 | ret = chan->indio_dev->info->read_raw_multi(chan->indio_dev, |
454 | chan->channel, INDIO_MAX_RAW_ELEMENTS, | 457 | chan->channel, INDIO_MAX_RAW_ELEMENTS, |