From 80609743440467a69c4bdcd111c60d84f617d6c4 Mon Sep 17 00:00:00 2001
From: Erik Johnston <erik@matrix.org>
Date: Fri, 9 Jun 2017 16:40:52 +0100
Subject: Fix replication

---
 synapse/storage/state.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'synapse/storage')

diff --git a/synapse/storage/state.py b/synapse/storage/state.py
index 24503cd5aa..d1e679719b 100644
--- a/synapse/storage/state.py
+++ b/synapse/storage/state.py
@@ -37,7 +37,7 @@ class _GetStateGroupDelta(namedtuple("_GetStateGroupDelta", ("prev_group", "delt
     __slots__ = []
 
     def __len__(self):
-        return len(self.delta_ids) if self.delta_ids else None
+        return len(self.delta_ids) if self.delta_ids else 0
 
 
 class StateStore(SQLBaseStore):
-- 
cgit 1.5.1