From f1d2b94e0b6fbdde811a7deef3ab4ab7386a207f Mon Sep 17 00:00:00 2001
From: Erik Johnston <erik@matrix.org>
Date: Mon, 16 Mar 2015 15:13:05 +0000
Subject: [PATCH] Copy dict of context.current_state before changing it.

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

diff --git a/synapse/storage/state.py b/synapse/storage/state.py
index 71db16d0e5..456e4bd45d 100644
--- a/synapse/storage/state.py
+++ b/synapse/storage/state.py
@@ -82,7 +82,7 @@ class StateStore(SQLBaseStore):
         if context.current_state is None:
             return
 
-        state_events = context.current_state
+        state_events = dict(context.current_state)
 
         if event.is_state():
             state_events[(event.type, event.state_key)] = event
-- 
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