From a547e2df8517d22010f7978da88dfe81bbd2b207 Mon Sep 17 00:00:00 2001
From: Erik Johnston <erik@matrix.org>
Date: Mon, 14 Mar 2016 15:30:19 +0000
Subject: [PATCH] Return list, not generator.

---
 synapse/util/caches/stream_change_cache.py | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/synapse/util/caches/stream_change_cache.py b/synapse/util/caches/stream_change_cache.py
index a1aec7aa55..ea8a74ca69 100644
--- a/synapse/util/caches/stream_change_cache.py
+++ b/synapse/util/caches/stream_change_cache.py
@@ -99,9 +99,7 @@ class StreamChangeCache(object):
             keys = self._cache.keys()
             i = keys.bisect_right(stream_pos)
 
-            return (
-                self._cache[k] for k in keys[i:]
-            )
+            return [self._cache[k] for k in keys[i:]]
         else:
             return None