From c1902105b74b9a24176c359aed5dff87aa394419 Mon Sep 17 00:00:00 2001 From: Ilmari Karonen Date: Wed, 6 Dec 2006 08:46:22 +0000 Subject: [PATCH] fix "show changes" edit button breakage from r18194 --- includes/DifferenceEngine.php | 3 +++ 1 file changed, 3 insertions(+) diff --git a/includes/DifferenceEngine.php b/includes/DifferenceEngine.php index 4dbe8b4a21..8f093baa5d 100644 --- a/includes/DifferenceEngine.php +++ b/includes/DifferenceEngine.php @@ -437,6 +437,9 @@ CONTROL; * If there are revisions between the ones being compared, return a note saying so. */ function getMultiNotice() { + if ( !is_object($this->mOldRev) || !is_object($this->mNewRev) ) + return ''; + $oldid = $this->mOldRev->getId(); $newid = $this->mNewRev->getId(); if ( $oldid > $newid ) { -- 2.20.1