1 files changed, 3 insertions, 2 deletions
diff --git a/lib/vrf.h b/lib/vrf.h
index b947ab1d52..d8fedf9111 100644
--- a/lib/vrf.h
+++ b/lib/vrf.h
@@ -101,8 +101,9 @@ RB_PROTOTYPE(vrf_name_head, vrf, name_entry, vrf_name_compare)
 DECLARE_QOBJ_TYPE(vrf)
 
 /* Allow VRF with netns as backend */
-#define VRF_BACKEND_VRF_LITE 0
-#define VRF_BACKEND_NETNS    1
+#define VRF_BACKEND_VRF_LITE   0
+#define VRF_BACKEND_NETNS      1
+#define VRF_BACKEND_UNKNOWN    2
 
 extern struct vrf_id_head vrfs_by_id;
 extern struct vrf_name_head vrfs_by_name;