diff --git a/core/src/main/java/hudson/TcpSlaveAgentListener.java b/core/src/main/java/hudson/TcpSlaveAgentListener.java
index 54374a4978153f9cadd072355bf8b5ccf2245e5e..13fa38d49af4b25001d7bf5366c6282f49ba6f99 100644
--- a/core/src/main/java/hudson/TcpSlaveAgentListener.java
+++ b/core/src/main/java/hudson/TcpSlaveAgentListener.java
@@ -322,11 +322,6 @@ public final class TcpSlaveAgentListener extends Thread {
                     new Listener() {
                         @Override
                         public void onClosed(Channel channel, IOException cause) {
-                            try {
-                                log.close();
-                            } catch (IOException e) {
-                                e.printStackTrace();
-                            }
                             if(cause!=null)
                                 LOGGER.log(Level.WARNING, "Connection #"+id+" for + " + nodeName + " terminated",cause);
                             try {