if (channels) {
/* new magic */
for (i = 0; i < num_channels; i++) {
+ if (channels[i].scan_index < 0)
+ continue;
+
/* Establish necessary mask length */
if (channels[i].scan_index >
(int)indio_dev->masklength - 1)
indio_dev->masklength
- = indio_dev->channels[i].scan_index + 1;
+ = channels[i].scan_index + 1;
ret = iio_buffer_add_channel_sysfs(indio_dev,
&channels[i]);
buffer->scan_mask);
else
indio_dev->active_scan_mask = buffer->scan_mask;
+
+ if (indio_dev->active_scan_mask == NULL)
+ return -EINVAL;
+
iio_update_demux(indio_dev);
if (indio_dev->info->update_scan_mode)