From 13122e5e246d7dd088ddb8d345487ddb23a66f6b Mon Sep 17 00:00:00 2001
From: Erik Johnston <erik@matrix.org>
Date: Tue, 27 Sep 2016 09:21:51 +0100
Subject: [PATCH] Remove unused variable

---
 synapse/storage/state.py | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/synapse/storage/state.py b/synapse/storage/state.py
index a82ba1d1d..45478c7a5 100644
--- a/synapse/storage/state.py
+++ b/synapse/storage/state.py
@@ -378,7 +378,6 @@ class StateStore(SQLBaseStore):
             # We don't use WITH RECURSIVE on sqlite3 as there are distributions
             # that ship with an sqlite3 version that doesn't support it (e.g. wheezy)
             for group in groups:
-                group_tree = [group]
                 next_group = group
 
                 while next_group:
@@ -427,8 +426,6 @@ class StateStore(SQLBaseStore):
                         retcol="prev_state_group",
                         allow_none=True,
                     )
-                    if next_group:
-                        group_tree.append(next_group)
 
         return results