From d94f7bd0fb00b98b3f4695a9344c03a894350acc Mon Sep 17 00:00:00 2001
From: Srini Seetharaman <srini.seetharaman@gmail.com>
Date: Wed, 25 Jun 2014 21:24:41 -0700
Subject: Initializing the variable 's' so that the get_desc_stats() call does
 not cause an exceptions when there are no messages

Signed-off-by: Srini Seetharaman <srini.seetharaman@gmail.com>
Reviewed-by: TAKAHASHI Minoru <takahashi.minoru7@gmail.com>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
---
 ryu/lib/ofctl_v1_3.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ryu/lib/ofctl_v1_3.py b/ryu/lib/ofctl_v1_3.py
index 4c14e06b..c63c4e18 100644
--- a/ryu/lib/ofctl_v1_3.py
+++ b/ryu/lib/ofctl_v1_3.py
@@ -577,6 +577,7 @@ def get_desc_stats(dp, waiters):
     stats = dp.ofproto_parser.OFPDescStatsRequest(dp, 0)
     msgs = []
     send_stats_request(dp, stats, waiters, msgs)
+    s = {}
 
     for msg in msgs:
         stats = msg.body
-- 
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