Fix bug with CIDR hinting

git-svn-id: https://simplesamlphp.googlecode.com/svn/trunk@355 44740490-163a-0410-bde0-09ae8108e29a

lib/SimpleSAML/Metadata/MetaDataStorageSource.php

@@ -113,7 +113,7 @@ abstract class SimpleSAML_Metadata_MetaDataStorageSource {
 			if(!is_array($entry['hint.cidr'])) continue;
 			
 			foreach ($entry['hint.cidr'] AS $hint_entry) {
-				if (ipCIDRcheck($hint_entry, $ip))
+				if (SimpleSAML_Utilities::ipCIDRcheck($hint_entry, $ip))
 					return $entityId;
 			}