Further tidyup to the cleanremoteaddr function I added - some thing were getting through

lib/moodlelib.php

@@ -6101,7 +6101,10 @@ function unzip_show_status ($list,$removepath) {
  * Cleans a remote address ready to put into the log table
  */
 function cleanremoteaddr($addr) {
-    return preg_replace('/(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})(.*)/','$1',$addr);
+    $addr = preg_replace('/(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})(.*)/','$1',$addr);
+    // just to make SURE, we strip off anything past a ,
+    $addr = preg_replace('/(.*)\,(.*)/','$1',$addr);
+    return $addr;
 }
 
 /**