diff options
-rw-r--r-- | util/filters.lua | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/util/filters.lua b/util/filters.lua index d24bd33e..6290e53b 100644 --- a/util/filters.lua +++ b/util/filters.lua @@ -45,6 +45,8 @@ function add_filter(session, type, callback, priority) if not filter_list then filter_list = {}; session.filters[type] = filter_list; + elseif filter_list[callback] then + return; -- Filter already added end priority = priority or 0; |