From d73de5e51260b0b959f04b2ae1cf17c27cd0c12d Mon Sep 17 00:00:00 2001
From: Valentin Lorentz <progval+git@progval.net>
Date: Thu, 30 Mar 2017 21:37:56 +0000
Subject: [PATCH] Fix potential bug due to mutability of lists as default
 argument.

---
 plugins/RSS/plugin.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plugins/RSS/plugin.py b/plugins/RSS/plugin.py
index 37a8a694f..a6145a317 100644
--- a/plugins/RSS/plugin.py
+++ b/plugins/RSS/plugin.py
@@ -240,7 +240,7 @@ class RSS(callbacks.Plugin):
                 particular feed.""")))
 
     def register_feed(self, name, url, initial,
-            plugin_is_loading, announced=[]):
+            plugin_is_loading, announced=None):
         self.feed_names[name] = url
         self.feeds[url] = Feed(name, url, initial,
                 plugin_is_loading, announced)