Ticket #8232: 8232.2.diff

wp-includes/pluggable.php

@@ -1522 +1522 @@
                 $default = "http://www.gravatar.com/avatar/s={$size}";
         elseif ( empty($email) )
                 $default = "http://www.gravatar.com/avatar/?d=$default&s={$size}";
-        else
+        elseif ( strpos($default, 'http://') === 0 )
                 $default = add_query_arg( 's', $size, $default );
 
         if ( !empty($email) ) {