diff --git a/ZLMediakit独家特性介绍.md b/ZLMediakit独家特性介绍.md
index a86fd94..e87448b 100644
--- a/ZLMediakit独家特性介绍.md
+++ b/ZLMediakit独家特性介绍.md
@@ -77,7 +77,6 @@
   ```
 
   
-
 - 实现代码片段：
 
   ```c++
@@ -97,7 +96,6 @@
   void RtmpSession::onCmd_publish(AMFDecoder &dec) {
     //省略大量无关代码
     auto src = MediaSource::find(RTMP_SCHEMA, _media_info._vhost, _media_info._app, _media_info._streamid);
-    auto push_failed = (bool)src;
   
     while (src) {
       //尝试断连后继续推流