From 990072dbb21e4a7c5d97b13390fae72d3cee053c Mon Sep 17 00:00:00 2001
From: "watanabe.fumitaka" <watanabe.fumitaka@nttcom.co.jp>
Date: Tue, 10 Sep 2013 11:28:28 +0900
Subject: rest_firewall: bug fix of handling an empty dict

Signed-off-by: WATANABE Fumitaka <watanabe.fumitaka@nttcom.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
---
 ryu/app/rest_firewall.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ryu/app/rest_firewall.py b/ryu/app/rest_firewall.py
index b8919e98..0a23e038 100644
--- a/ryu/app/rest_firewall.py
+++ b/ryu/app/rest_firewall.py
@@ -452,7 +452,7 @@ class FirewallController(ControllerBase):
         msgs = {}
         for f_ofs in dps.values():
             function = getattr(f_ofs, func)
-            msg = function(waiters) if waiters else function()
+            msg = function() if waiters is None else function(waiters)
             msgs.update(msg)
 
         body = json.dumps(msgs)
-- 
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