Check for bad title in returnToMain()

diff --git a/includes/OutputPage.php b/includes/OutputPage.php
index 2816a34..1cfd3f8 100644 (file)
--- a/includes/OutputPage.php
+++ b/includes/OutputPage.php
@@ -920,6 +920,9 @@ class OutputPage {
                } else {
                        $titleObj = Title::newFromText( $returnto );
                }
+               if ( !is_object( $titleObj ) ) {
+                       $titleObj = Title::newMainPage();
+               }
 
                $sk = $wgUser->getSkin();
                $link = $sk->makeLinkObj( $titleObj, '' );