From a27428eb7164b47b6b227e1be16a87d6e84c551b Mon Sep 17 00:00:00 2001
From: Christian Franke <chris@opensourcerouting.org>
Date: Wed, 18 Jan 2017 23:46:43 +0100
Subject: [PATCH] lib: add cleanup hook to route table

---
 lib/table.c | 2 ++
 lib/table.h | 1 +
 2 files changed, 3 insertions(+)

diff --git a/lib/table.c b/lib/table.c
index 075c5584a8..7f789dd3cd 100644
--- a/lib/table.c
+++ b/lib/table.c
@@ -78,6 +78,8 @@ route_node_set (struct route_table *table, const struct prefix *prefix)
 static void
 route_node_free (struct route_table *table, struct route_node *node)
 {
+  if (table->cleanup)
+    table->cleanup(table, node);
   table->delegate->destroy_node (table->delegate, table, node);
 }
 
diff --git a/lib/table.h b/lib/table.h
index 6997b6bdd5..1691a8e20a 100644
--- a/lib/table.h
+++ b/lib/table.h
@@ -62,6 +62,7 @@ struct route_table
    * Delegate that performs certain functions for this table.
    */
   route_table_delegate_t *delegate;
+  void (*cleanup)(struct route_table *, struct route_node *);
   
   unsigned long count;
   
-- 
2.39.5