Merge branch 'wip-MDL-37263-m24' of git://github.com/samhemelryk/moodle into MOODLE_24_STABLE

2012-12-24 11:22:48 +08:00
parent b61dd8b299 e03782efdd
commit d71b142446
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