new->leader = true;
if (tree->root == NULL) {
- list_add_head(&tree->list_head, &new->list);
+ list_add(&new->list, &tree->list_head);
tree->root = new;
tree->count = 1;
return 0;
static void
avl_insert_after(struct avl_tree *tree, struct avl_node *pos_node, struct avl_node *node)
{
- list_add_after(&pos_node->list, &node->list);
+ list_add(&node->list, &pos_node->list);
tree->count++;
}