From: Arran Cudbard-Bell <a.cudbardb@freeradius.org>
Date: Tue, 2 Feb 2021 11:52:17 +0000 (+0000)
Subject: Only run the free walker if we have a free callback
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2a60cc1d740d6254c3a3e6370cc8142ba4cd22df;p=thirdparty%2Ffreeradius-server.git

Only run the free walker if we have a free callback

The rest of the nodes are parented off the tree
---

diff --git a/src/lib/util/rbtree.c b/src/lib/util/rbtree.c
index 86561d1a37..da0b4be251 100644
--- a/src/lib/util/rbtree.c
+++ b/src/lib/util/rbtree.c
@@ -112,7 +112,7 @@ static int _tree_free(rbtree_t *tree)
 	/*
 	 *	walk the tree, deleting the nodes...
 	 */
-	if (tree->root != NIL) free_walker(tree, tree->root);
+	if ((tree->root != NIL) && tree->free) free_walker(tree, tree->root);
 
 #ifndef NDEBUG
 	tree->magic = 0;