From 79d1ff06f6b5e912824299060dbe5eed16058159 Mon Sep 17 00:00:00 2001
From: Dreamacro <Dreamacro@vip.qq.com>
Date: Thu, 20 Jul 2017 14:15:12 +0800
Subject: [PATCH] Tree: fix lazyload bug

---
 packages/tree/src/model/node.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/tree/src/model/node.js b/packages/tree/src/model/node.js
index 69814e071..0b97c7e9c 100644
--- a/packages/tree/src/model/node.js
+++ b/packages/tree/src/model/node.js
@@ -370,7 +370,7 @@ export default class Node {
   }
 
   loadData(callback, defaultProps = {}) {
-    if (this.store.lazy === true && this.store.load && !this.loaded && !this.loading) {
+    if (this.store.lazy === true && this.store.load && !this.loaded && (!this.loading || Object.keys(defaultProps).length)) {
       this.loading = true;
 
       const resolve = (children) => {