modules/graphite: ignore when config is empty

diff --git a/modules/graphite/graphite.lua b/modules/graphite/graphite.lua
index 97c337aa06e3901ef4967469a10d678be66fdf2c..f63c4bf389b339af17b3649773388ef86c11342d 100644 (file)
--- a/modules/graphite/graphite.lua
+++ b/modules/graphite/graphite.lua
@@ -60,6 +60,7 @@ end
 
 function graphite.config(conf)
        -- config defaults
+       if not conf then return 0 end
        if not conf.port then conf.port = 2003 end
        if not conf.interval then conf.interval = 5 * sec end
        if conf.prefix then graphite.prefix = conf.prefix end