16 would be accepted as a channel number but it is invalid. It doesn't really
have any effect as mxs_lradc_read_raw is called from a "controlled" environment
so it it only gets values going from 0 to 15.
Signed-off-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx>
---
drivers/staging/iio/adc/mxs-lradc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/iio/adc/mxs-lradc.c b/drivers/staging/iio/adc/mxs-lradc.c
index aa86849daeba..2289dc1bd928 100644
--- a/drivers/staging/iio/adc/mxs-lradc.c
+++ b/drivers/staging/iio/adc/mxs-lradc.c
@@ -898,7 +898,7 @@ static int mxs_lradc_read_raw(struct iio_dev *iio_dev,
struct mxs_lradc *lradc = iio_priv(iio_dev);
/* Check for invalid channel */
- if (chan->channel > LRADC_MAX_TOTAL_CHANS)
+ if (chan->channel >= LRADC_MAX_TOTAL_CHANS)
return -EINVAL;
switch (m) {
--
1.8.3.2
--
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