filter out m.room.aliases from /sync state blocks (#6884)

* commit '01209382f':
  filter out m.room.aliases from /sync state blocks (#6884)

2 files changed, 2 insertions, 0 deletions

diff --git a/changelog.d/6884.feature b/changelog.d/6884.feature
new file mode 100644

index 0000000000..4f6b9630b8
--- /dev/null
+++ b/changelog.d/6884.feature
@@ -0,0 +1 @@
+Filter out m.room.aliases from /sync state blocks until a full fix lands.
diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py

index f8d60d32ba..4324bc702e 100644
--- a/synapse/handlers/sync.py
+++ b/synapse/handlers/sync.py
@@ -932,6 +932,7 @@ class SyncHandler(object):
             for e in sync_config.filter_collection.filter_room_state(
                 list(state.values())
             )
+            if e.type != EventTypes.Aliases  # until MSC2261 or alternative solution
         }
 
     async def unread_notifs_for_room_id(