mactime: print error if feature not enabled

Type: fix

Signed-off-by: Dave Barach <dave@barachs.net>
Change-Id: I8fbc4baefecf512573126c5085ed7a6e2e360fbe
(cherry picked from commit c1f0d9c105c25c67d9ef86a53c10d43d40b61fe0)

diff --git a/src/plugins/mactime/mactime.c b/src/plugins/mactime/mactime.c
index 5789540..84aba5f 100644 (file)
--- a/src/plugins/mactime/mactime.c
+++ b/src/plugins/mactime/mactime.c
@@ -513,6 +513,11 @@ show_mactime_command_fn (vlib_main_t * vm,
   vlib_counter_t allow, drop;
   ethernet_arp_ip4_entry_t *n, *pool;
 
+  if (mm->feature_initialized == 0)
+    return clib_error_return
+      (0,
+       "Feature not initialized, suggest 'help mactime enable-disable'...");
+
   vec_reset_length (mm->arp_cache_copy);
   pool = ip4_neighbors_pool ();
 
@@ -668,7 +673,9 @@ clear_mactime_command_fn (vlib_main_t * vm,
   mactime_main_t *mm = &mactime_main;
 
   if (mm->feature_initialized == 0)
-    return clib_error_return (0, "feature not enabled");
+    return clib_error_return
+      (0,
+       "Feature not initialized, suggest 'help mactime enable-disable'...");
 
   vlib_clear_combined_counters (&mm->allow_counters);
   vlib_clear_combined_counters (&mm->drop_counters);