diff options
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-fwnode.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/media/v4l2-core/v4l2-fwnode.c b/drivers/media/v4l2-core/v4l2-fwnode.c index 5cd2687310fe..3f8eed008700 100644 --- a/drivers/media/v4l2-core/v4l2-fwnode.c +++ b/drivers/media/v4l2-core/v4l2-fwnode.c @@ -65,19 +65,23 @@ static int v4l2_fwnode_endpoint_parse_csi2_bus(struct fwnode_handle *fwnode, } rval = fwnode_property_read_u32_array(fwnode, - "lane-polarities", array, - 1 + bus->num_data_lanes); + "lane-polarities", NULL, + 0); if (rval > 0) { - if (rval != 1 + bus->num_data_lanes /* clock + data */) { + if (rval != 1 + bus->num_data_lanes /* clock+data */) { pr_warn("invalid number of lane-polarities entries (need %u, got %u)\n", 1 + bus->num_data_lanes, rval); return -EINVAL; } + fwnode_property_read_u32_array(fwnode, + "lane-polarities", array, + 1 + bus->num_data_lanes); for (i = 0; i < 1 + bus->num_data_lanes; i++) bus->lane_polarities[i] = array[i]; } + } if (!fwnode_property_read_u32(fwnode, "clock-lanes", &v)) { |