diff options
Diffstat (limited to 'drivers/staging/iio')
| -rw-r--r-- | drivers/staging/iio/dac/ad5686.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/iio/dac/ad5686.c b/drivers/staging/iio/dac/ad5686.c index 1d50dd1..48389e1 100644 --- a/drivers/staging/iio/dac/ad5686.c +++ b/drivers/staging/iio/dac/ad5686.c @@ -327,7 +327,7 @@ static int ad5686_write_raw(struct iio_dev *indio_dev, switch (mask) { case 0: - if (val > (1 << chan->scan_type.realbits)) + if (val > (1 << chan->scan_type.realbits) || val < 0) return -EINVAL; mutex_lock(&indio_dev->mlock); |
