Merge pull request #178 from DMTF/Session-Location-Workaround-Fix

Fixed bug in recent workaround logic for services not returning the 'Location' header

Author: mraineri

src/redfish/rest/v1.py

@@ -288,6 +288,8 @@ def session_location(self):
         """Property for accessing the saved session location"""
         if self._session_location:
             return self._session_location
+        if self.status not in [200, 201, 202, 204]:
+            return None
 
         self._session_location = self.getheader('location')
         if self._session_location is None: