Ticket #14292: 14292.patch

wp-includes/canonical.php

@@ -341 +341 @@
                         $redirect_url .= '?' . $redirect['query'];
         }
 
-        if ( !$redirect_url || $redirect_url == $requested_url )
+        if ( !$redirect_url || strtolower( $redirect_url ) == strtolower( $requested_url ) )
                 return false;
 
         // Note that you can use the "redirect_canonical" filter to cancel a canonical redirect for whatever reason by returning FALSE