Ticket #6357: 6537.2.diff

post-template.php

@@ -504 +504 @@
         global $post;
 
         if ( empty($post->post_type) || $post->post_type != 'attachment' )
-                return;
+                return $content;
 
         $p = '<p class="attachment">';
         // show the medium sized image representation of the attachment if available, and link to the raw file