1. 需同步到主干：文件APP 上传bug

创维盒子/code/NAS/DocumentPickerManager/DocumentPickerManager.m

@@ -37,6 +37,8 @@
     didPickerOkNumber = 0;
     didPickerFailNumber = 0;
     
+    curURLS = @[];
+    
     _didPickSuc = success;
     
     // 创建 UIDocumentPickerViewController
@@ -124,6 +126,9 @@
     }
     
     HLog(@"处理完成了")
+    if(!curURLS || curURLS.count == 0){
+        return;
+    }
     
     if(_didPickSuc){
         _didPickSuc(curURLS);