diff --git a/ospfd/ChangeLog b/ospfd/ChangeLog
index 6cb83f9..a66cfa0 100644
--- a/ospfd/ChangeLog
+++ b/ospfd/ChangeLog
@@ -6,6 +6,8 @@
 	  result, fixes Coverity CID #70.
 	  (no_ospf_area_filter_list) Check NULL result from
 	  ospf_area_lookup_by_area_id, fixes Coverity CID #69
+	* ospf_route.c: (ospf_route_delete_same_ext) Fix deref before
+	  NULL check by moving into check-protected block, fix CID #49.
 
 2006-04-24 Paul Jakma <paul.jakma@sun.com>
 
diff --git a/ospfd/ospf_route.c b/ospfd/ospf_route.c
index 646b625..e0f2565 100644
--- a/ospfd/ospf_route.c
+++ b/ospfd/ospf_route.c
@@ -195,9 +195,9 @@
           struct prefix_ipv4 *p = (struct prefix_ipv4 *)(&rn->p);
           if ( (ext_rn = route_node_lookup (external_routes, (struct prefix *)p)) )
             {
-              ospf_zebra_delete (p, ext_rn->info);
               if (ext_rn->info)
                 {
+                  ospf_zebra_delete (p, ext_rn->info);
                   ospf_route_free( ext_rn->info);
                   ext_rn->info = NULL;
                 }