indentation, spaces
diff --git a/src/python/oftest/controller.py b/src/python/oftest/controller.py
index 079f7ef..3d4e828 100644
--- a/src/python/oftest/controller.py
+++ b/src/python/oftest/controller.py
@@ -513,9 +513,9 @@
"""
Send the message to the switch
- @param msg A string or OpenFlow message object to be forwarded to
- the switch.
- @param zero_xid If msg is an OpenFlow object (not a string) and if
+ @param msg A string or OpenFlow message object to be forwarded to
+ the switch.
+ @param zero_xid If msg is an OpenFlow object (not a string) and if
the XID in the header is 0, then an XID will be generated
for the message. Set xero_xid to override this behavior (and keep an
existing 0 xid)