Index: src/wp-admin/edit-form-advanced.php
===================================================================
--- src/wp-admin/edit-form-advanced.php	(revision 28868)
+++ src/wp-admin/edit-form-advanced.php	(working copy)
@@ -447,12 +447,12 @@
 </div>
 <div class="inside">
 <?php
-$sample_permalink_html = $post_type_object->public ? get_sample_permalink_html($post->ID) : '';
-$shortlink = wp_get_shortlink($post->ID, 'post');
+$sample_permalink_html = $post_type_object->public ? get_sample_permalink_html( $post->ID ) : '';
+$shortlink = wp_get_shortlink( $post->ID, 'post' );
 $permalink = get_permalink( $post->ID );
-if ( !empty( $shortlink ) && $shortlink !== $permalink && $permalink !== home_url('?page_id=' . $post->ID) )
+if ( !empty( $shortlink ) && $permalink !== home_url( '?page_id=' . $post->ID ) ) {
     $sample_permalink_html .= '<input id="shortlink" type="hidden" value="' . esc_attr($shortlink) . '" /><a href="#" class="button button-small" onclick="prompt(&#39;URL:&#39;, jQuery(\'#shortlink\').val()); return false;">' . __('Get Shortlink') . '</a>';
-
+}
 if ( $post_type_object->public && ! ( 'pending' == get_post_status( $post ) && !current_user_can( $post_type_object->cap->publish_posts ) ) ) {
 	$has_sample_permalink = $sample_permalink_html && 'auto-draft' != $post->post_status;
 ?>