1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c
index 2f35db93cdb6..3d8d187eef2a 100644
--- a/drivers/iio/industrialio-buffer.c
+++ b/drivers/iio/industrialio-buffer.c
@@ -285,6 +285,9 @@ int iio_buffer_register(struct iio_dev *indio_dev,
         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)