nat: deny adding intf addr if static-mapping-only

[vpp.git] / src / plugins / nat / nat44_api.c

diff --git a/src/plugins/nat/nat44_api.c b/src/plugins/nat/nat44_api.c
index 05a7971..a5e2919 100644 (file)
--- a/src/plugins/nat/nat44_api.c
+++ b/src/plugins/nat/nat44_api.c
@@ -1157,6 +1157,12 @@ static void
   int rv = 0;
   u8 is_del;
 
+  if (sm->static_mapping_only)
+    {
+      rv = VNET_API_ERROR_FEATURE_DISABLED;
+      goto send_reply;
+    }
+
   is_del = !mp->is_add;
 
   VALIDATE_SW_IF_INDEX (mp);
@@ -1165,6 +1171,8 @@ static void
                                   mp->flags & NAT_API_IS_TWICE_NAT);
 
   BAD_SW_IF_INDEX_LABEL;
+
+send_reply:
   REPLY_MACRO (VL_API_NAT44_ADD_DEL_INTERFACE_ADDR_REPLY);
 }