LISP: show mapping negative action in CLI

Change-Id: I26087cbde40cc5f2f1cb501ca6e791292e02badf
Signed-off-by: Filip Tehlar <ftehlar@cisco.com>
diff --git a/src/vnet/lisp-cp/one_cli.c b/src/vnet/lisp-cp/one_cli.c
index f15558e..4b1a1cc 100644
--- a/src/vnet/lisp-cp/one_cli.c
+++ b/src/vnet/lisp-cp/one_cli.c
@@ -750,8 +750,9 @@
 
   if (vec_len (ls->locator_indices) == 0)
     {
-      s = format (s, "%-35U%-30s%-20u%-u", format_gid_address, gid,
-		  type, ttl, aut);
+      s = format (s, "%-35U%-20saction:%-30U%-20u%-u", format_gid_address,
+		  gid, type, format_negative_mapping_action, mapit->action,
+		  ttl, aut);
     }
   else
     {