Make sure that _render() is only called with a valid root object. As in, render() can only be validly called once and must not fail on the second call. props SergeyBiryukov, see #19642 for trunk.

git-svn-id: https://develop.svn.wordpress.org/trunk@19638 602fd350-edb4-49c9-b593-d223f7449a82
2011-12-30 23:04:28 +00:00 · 2011-12-30 23:04:28 +00:00 · 0e4935d078
commit 0e4935d078
parent 68ac3d9c93
1 changed files with 2 additions and 1 deletions
--- a/wp-includes/class-wp-admin-bar.php
+++ b/wp-includes/class-wp-admin-bar.php
@ -196,6 +196,7 @@ class WP_Admin_Bar {

 	public function render() {
 		$root = $this->_bind();
+		if ( $root )
 			$this->_render( $root );
 	}