fix for negative post counts

2012-01-07 21:35:26 -05:00
parent fd4cf15e46
commit 8c5db7caba
1 changed files with 1 additions and 1 deletions
--- a/app/models/tag.rb
+++ b/app/models/tag.rb
@@ -334,7 +334,7 @@ class Tag < ActiveRecord::Base
    end
    
    def related_cache_expiry
-      base = Math.sqrt(post_count)
+      base = Math.sqrt([post_count, 0].max)
      if base > 24
        24
      else