--- a/src/wifi/helper/yans-wifi-helper.cc	Wed Aug 15 15:33:02 2012 -0700
+++ b/src/wifi/helper/yans-wifi-helper.cc	Wed Aug 15 18:08:46 2012 -0700
@@ -172,7 +172,6 @@
   return channel;
 }
 
-
 YansWifiPhyHelper::YansWifiPhyHelper ()
   : m_channel (0),
     m_pcapDlt (PcapHelper::DLT_IEEE802_11)