From: skodak <skodak>
Date: Sat, 19 Apr 2008 09:52:45 +0000 (+0000)
Subject: MDL-14428 fixed tag cron warning; merged from MOODLE_19_STABLE
X-Git-Url: http://git.mjollnir.org/gw?a=commitdiff_plain;h=423a71b6d580d7a90a73b853e5cf74ca2fa64bfa;p=moodle.git

MDL-14428 fixed tag cron warning; merged from MOODLE_19_STABLE
---

diff --git a/tag/lib.php b/tag/lib.php
index 064a58b020..9d91cee794 100644
--- a/tag/lib.php
+++ b/tag/lib.php
@@ -699,7 +699,9 @@ function tag_compute_correlations($min_correlation=2) {
 
     global $CFG;
 
-    $all_tags = get_records_list('tag');
+    if (!$all_tags = get_records_list('tag')) {
+        return;
+    }
 
     $tag_correlation_obj = new object();
     foreach($all_tags as $tag) {