Ticket #4873: 4873-2.2.diff

branches/2.2/wp-includes/pluggable.php

@@ -317 +317 @@
         if ( !$location ) // allows the wp_redirect filter to cancel a redirect
                 return false; 
 
-        $location = preg_replace('|[^a-z0-9-~+_.?#=&;,/:%]|i', '', $location);
+        $location = preg_replace('|[^a-z0-9-~\+_\.\?#=&;,/:%]|i', '', $location);
         $location = wp_kses_no_null($location);
 
         $strip = array('%0d', '%0a');