bug [ 1155638 ] self.length shield exception in httplib
diff --git a/Lib/httplib.py b/Lib/httplib.py
index 01fc1ee..e017cdf 100644
--- a/Lib/httplib.py
+++ b/Lib/httplib.py
@@ -353,6 +353,7 @@
             raise UnknownProtocol(version)
 
         if self.version == 9:
+            self.length = None
             self.chunked = 0
             self.will_close = 1
             self.msg = HTTPMessage(StringIO())