Index: wp-admin/includes/class-wp-posts-list-table.php
===================================================================
--- wp-admin/includes/class-wp-posts-list-table.php	(revision 18324)
+++ wp-admin/includes/class-wp-posts-list-table.php	(working copy)
@@ -221,7 +221,7 @@
 				);
 				wp_dropdown_categories( $dropdown_options );
 			}
-			do_action( 'restrict_manage_posts' );
+			do_action( 'restrict_manage_posts', $post_type );
 			submit_button( __( 'Filter' ), 'secondary', false, false, array( 'id' => 'post-query-submit' ) );
 		}