we do need tree_fini

This reverts commit 92621497.

src/vdp_pesi.c

@@ -495,6 +495,19 @@ node_fini(struct req *req, struct node *node)
 	}
 }
 
+/* recursively fini all nodes */
+static inline void
+tree_fini(struct req *req, struct node *node)
+{
+	struct node *child;
+
+	if (node->type == T_NEXUS)
+		VSTAILQ_FOREACH(child, &node->nexus.children, sibling)
+			tree_fini(req, child);
+
+	node_fini(req, node);
+}
+
 /* recursively free all nodes == free the tree */
 static void
 tree_free(struct req *req, struct node *node)
@@ -2067,6 +2080,9 @@ vdp_pesi_fini(struct req *req, void **priv)
 	CHECK_OBJ_NOTNULL(bytes_tree, BYTES_TREE_MAGIC);
 	assert(bytes_tree == pesi_tree->tree);
 
+	//// XXX needed?
+	//tree_fini(req, bytes_tree->root);
+
 	pesi_destroy(&pesi);
 	task_fini(pesi_tree, pesi);