From 2cb17590c26f96bd26ba991a41b2b925f3add252 Mon Sep 17 00:00:00 2001
From: Bob Lantz <rlantz@cs.stanford.edu>
Date: Thu, 25 Jun 2015 15:42:22 -0700
Subject: [PATCH] Remove blank line

I'm not sure whether we really need to turn off ip_forward before
flushing iptables, but it might possibly be useful to avoid certain
unexpected behavior.
---
 mininet/nodelib.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/mininet/nodelib.py b/mininet/nodelib.py
index 2c445a3..682b608 100644
--- a/mininet/nodelib.py
+++ b/mininet/nodelib.py
@@ -94,7 +94,6 @@ class NAT( Node ):
 
         if self.flush:
             self.cmd( 'sysctl net.ipv4.ip_forward=0' )
-            
             self.cmd( 'iptables -F' )
             self.cmd( 'iptables -t nat -F' )
             # Create default entries for unmatched traffic