Return post ID from generic_ping(). Bug 229.

git-svn-id: http://svn.automattic.com/wordpress/trunk@1586 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/functions.php

@@ -530,6 +530,8 @@ function generic_ping($post_id = 0) {
 			weblog_ping($uri['host'], $uri['path']);
 		}
 	}
+
+	return $post_id;
 }
 
 add_action('publish_post', 'generic_ping');