message: Net: Feature-gate get_dev_id
diff: @@ -678,6 +678,7 @@ impl NetworkInterface for VirtioNetDriver {
  // Backend-independent interface for Virtio network driver
  impl VirtioNetDriver {
  + #[cfg(feature = "pci")]
  pub fn get_dev_id(&self) -> u16 {
  self.dev_cfg.dev_id
  }
  