zebra: if multiple connecteds, select loopback or vrf if present

[mirror_frr.git] / lib / if.c

diff --git a/lib/if.c b/lib/if.c
index 943436f356439e4101e8c22674bdcaf5fed80564..2bf0c6e6b5ae4a93f65bbaacda9a9864eff9eaa0 100644 (file)
--- a/lib/if.c
+++ b/lib/if.c
@@ -472,6 +472,14 @@ int if_is_vrf(struct interface *ifp)
        return CHECK_FLAG(ifp->status, ZEBRA_INTERFACE_VRF_LOOPBACK);
 }
 
+bool if_is_loopback_or_vrf(struct interface *ifp)
+{
+       if (if_is_loopback(ifp) || if_is_vrf(ifp))
+               return true;
+
+       return false;
+}
+
 /* Does this interface support broadcast ? */
 int if_is_broadcast(struct interface *ifp)
 {