From 56abbb886f6ad8dce9dd7d336d010861ca9dd2b9 Mon Sep 17 00:00:00 2001
From: Jon <jonirucoeith@gmail.com>
Date: Wed, 11 Feb 2009 17:30:44 -0800
Subject: [ospf6d] Fix ospf6d crash if removing interface with no area

ospf6d will crash if attempting to remove interface when no areas have been
defined Check if any areas have been defined.  Should prevent use of empty
pointer.
---
 ospf6d/ospf6_top.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/ospf6d/ospf6_top.c b/ospf6d/ospf6_top.c
index 2d4d3caf..5808428b 100644
--- a/ospf6d/ospf6_top.c
+++ b/ospf6d/ospf6_top.c
@@ -403,6 +403,13 @@ DEFUN (no_ospf6_interface_area,
       return CMD_SUCCESS;
     }
 
+  /* Verify Area */
+  if (oi->area == NULL)
+    {
+      vty_out (vty, "No such Area-ID: %s%s", argv[1], VNL);
+      return CMD_SUCCESS;
+    }
+
   if (oi->area->area_id != area_id)
     {
       vty_out (vty, "Wrong Area-ID: %s is attached to area %s%s",
-- 
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