MDL-37263 cache: fixed event invalidation coding error

2012-12-21 10:50:24 +13:00
parent 322af447f5
commit e03782efdd
1 changed files with 4 additions and 0 deletions
@@ -1093,6 +1093,10 @@ class cache_application extends cache implements cache_loader_with_locking {
            $todelete = array();
            // Iterate the returned data for the events.
            foreach ($events as $event => $keys) {
+                if ($keys === false) {
+                    // There are no keys.
+                    continue;
+                }
                // Look at each key and check the timestamp.
                foreach ($keys as $key => $timestamp) {
                    // If the timestamp of the event is more than or equal to the last invalidation (happened between the last