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authorErik Johnston <erik@matrix.org>2018-09-06 17:01:41 +0100
committerErik Johnston <erik@matrix.org>2018-09-06 17:01:41 +0100
commitf60c9e2a01598c1900ab785096aa379d1fb6ac5b (patch)
tree016f60650e23b95cf1f094fc9b4e2cbdfb0c7ce2 /synapse/handlers/sync.py
parentSend existing room tags down sync on join (diff)
downloadsynapse-f60c9e2a01598c1900ab785096aa379d1fb6ac5b.tar.xz
Don't send empty tags list down sync
Diffstat (limited to 'synapse/handlers/sync.py')
-rw-r--r--synapse/handlers/sync.py5
1 files changed, 5 insertions, 0 deletions
diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py
index 150d492cb0..7eed2fcc9b 100644
--- a/synapse/handlers/sync.py
+++ b/synapse/handlers/sync.py
@@ -1583,6 +1583,11 @@ class SyncHandler(object):
             user_id = sync_result_builder.sync_config.user.to_string()
             tags = yield self.store.get_tags_for_room(user_id, room_id)
 
+            # If there aren't any tags, don't send the empty tags list down
+            # sync
+            if not tags:
+                tags = None
+
         account_data_events = []
         if tags is not None:
             account_data_events.append({