From 3665391f8bbf40aa27acc816dc546237461e1cba Mon Sep 17 00:00:00 2001
From: Bharat Mediratta <bharat@menalto.com>
Date: Thu, 21 Jan 2010 21:29:42 -0800
Subject: Guard against division by zero.

---
 modules/tag/helpers/tag.php | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'modules/tag/helpers')

diff --git a/modules/tag/helpers/tag.php b/modules/tag/helpers/tag.php
index d895e08f..c49a2d0f 100644
--- a/modules/tag/helpers/tag.php
+++ b/modules/tag/helpers/tag.php
@@ -73,6 +73,9 @@ class tag_Core {
     if ($tags) {
       $cloud = new View("tag_cloud.html");
       $cloud->max_count = $tags[0]->count;
+      if (!$cloud->max_count) {
+        return;
+      }
       usort($tags, array("tag", "sort_by_name"));
       $cloud->tags = $tags;
       return $cloud;
-- 
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