RDMA_DRIVER_UNKNOWN
(driver_id == RDMA_DRIVER_UNKNOWN ||
if (ops->driver_id != RDMA_DRIVER_UNKNOWN) {
WARN_ON(dev_ops->driver_id != RDMA_DRIVER_UNKNOWN &&
ibdev = ib_device_get_by_netdev(ndev, RDMA_DRIVER_UNKNOWN);
ibdev = ib_device_get_by_netdev(ndev, RDMA_DRIVER_UNKNOWN);
ibdev = ib_device_get_by_netdev(netdev, RDMA_DRIVER_UNKNOWN);