From 6ccbf4bce64bc7016d65f270c22f37fdbca8e21f Mon Sep 17 00:00:00 2001
From: Vincent Petry <pvince81@owncloud.com>
Date: Mon, 31 Aug 2015 18:34:44 +0200
Subject: [PATCH] Improved update version detection logic

---
 lib/private/updater.php | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/lib/private/updater.php b/lib/private/updater.php
index 639571e8f7..71e9732c30 100644
--- a/lib/private/updater.php
+++ b/lib/private/updater.php
@@ -230,14 +230,8 @@ class Updater extends BasicEmitter {
 	 * @return bool
 	 */
 	public function isUpgradePossible($oldVersion, $newVersion, $allowedPreviousVersion) {
-		// downgrade is never allowed
-		if (version_compare($oldVersion, $newVersion, '>')) {
-			return false;
-		}
-
-		// either we're updating from an allowed version or the current version
 		return (version_compare($allowedPreviousVersion, $oldVersion, '<=')
-			|| version_compare($newVersion, $oldVersion) === 0);
+			&& version_compare($oldVersion, $newVersion, '<='));
 	}
 
 	/**