Index: emfield.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/emfield/emfield.module,v
retrieving revision 1.12.4.30
diff -u -p -r1.12.4.30 emfield.module
--- emfield.module	10 Mar 2009 17:18:32 -0000	1.12.4.30
+++ emfield.module	4 May 2009 02:44:36 -0000
@@ -419,7 +419,9 @@ function emfield_request_xml($provider, 
     }
   }
 
-  cache_set($arghash, $response, 'cache', time() + variable_get('emfield_cache_duration', 3600));
+  if ($cached) {
+    cache_set($arghash, $response, 'cache', time() + variable_get('emfield_cache_duration', 3600));
+  }
 
   return $response;
 }