From 423a71b6d580d7a90a73b853e5cf74ca2fa64bfa Mon Sep 17 00:00:00 2001
From: skodak <skodak>
Date: Sat, 19 Apr 2008 09:52:45 +0000
Subject: [PATCH] MDL-14428 fixed tag cron warning; merged from
 MOODLE_19_STABLE

---
 tag/lib.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

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) {
-- 
2.39.5