From a206dfaf2993eab28b640a7b7fab7bb8b308275b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Philipp=20H=C3=B6rist?= <forenjunkie@chello.at>
Date: Fri, 15 Sep 2017 21:21:40 +0200
Subject: [PATCH] [omemo] Return None on empty result

---
 omemo/omemo/litesessionstore.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/omemo/omemo/litesessionstore.py b/omemo/omemo/litesessionstore.py
index 062f517..24c23e9 100644
--- a/omemo/omemo/litesessionstore.py
+++ b/omemo/omemo/litesessionstore.py
@@ -54,7 +54,7 @@ class LiteSessionStore(SessionStore):
         c.execute(q, (device_id, ))
         result = c.fetchone()
 
-        return result[0].decode('utf-8')
+        return result[0].decode('utf-8') if result else None
 
     def getActiveDeviceTuples(self):
         q = "SELECT recipient_id, device_id FROM sessions WHERE active = 1"
-- 
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