ITS#5748

CHANGES

@@ -2,6 +2,7 @@ OpenLDAP 2.4 Change Log
 
 OpenLDAP 2.4.13 Engineering
 	Fixed liblutil hex conversion (ITS#5699)
+	Fixed liblutil returning undefined data (ITS#5748)
 	Fixed libldap error code return (ITS#5762)
 	Fixed slapd config backend olcLogFile support (ITS#5765)
 	Added slapd dn.this ACL limits (ITS#5734)

libraries/liblutil/tavl.c

@@ -448,13 +448,13 @@ tavl_free( Avlnode *root, AVL_FREE dfree )
 /*
  * tavl_find2 - returns Avlnode instead of data pointer.
  * tavl_find3 - as above, but returns Avlnode even if no match is found.
- *				also return the last comparison result in ret.
+ *				also set *ret = last comparison result, or -1 if root == NULL.
  */
 Avlnode *
 tavl_find3( Avlnode *root, const void *data, AVL_CMP fcmp, int *ret )
 {
-	int	cmp, dir;
-	Avlnode *prev;
+	int	cmp = -1, dir;
+	Avlnode *prev = root;
 
 	while ( root != 0 && (cmp = (*fcmp)( data, root->avl_data )) != 0 ) {
 		prev = root;