From: Aaron Schulz <aschulz@wikimedia.org>
Date: Mon, 6 Jun 2016 06:04:20 +0000 (-0700)
Subject: Avoid exceptions for empty titles in addResultToCache() for sanity
X-Git-Tag: 1.31.0-rc.0~6707^2
X-Git-Url: http://git.cyclocoop.org/%22.%20generer_url_ecrire%28%22sites_tous%22%2C%22%22%29.%20%22?a=commitdiff_plain;h=9b3f2165a16505870d86b51aaa467fcd3643b12f;p=lhc%2Fweb%2Fwiklou.git

Avoid exceptions for empty titles in addResultToCache() for sanity

Bug: T137083
Change-Id: Ie8aabba30bc0d7a6910a58104ff08ea036ba962d
---

diff --git a/includes/cache/LinkBatch.php b/includes/cache/LinkBatch.php
index f48e0a5167..ec37dd61c3 100644
--- a/includes/cache/LinkBatch.php
+++ b/includes/cache/LinkBatch.php
@@ -73,8 +73,8 @@ class LinkBatch {
 	 * @param string $dbkey
 	 */
 	public function add( $ns, $dbkey ) {
-		if ( $ns < 0 ) {
-			return;
+		if ( $ns < 0 || $dbkey === '' ) {
+			return; // T137083
 		}
 		if ( !array_key_exists( $ns, $this->data ) ) {
 			$this->data[$ns] = [];