Allow clients to pass `unsigned` data in `/keys/upload` github/rav/device_keys_client_data rav/device_keys_client_data

1 files changed, 1 insertions, 1 deletions

diff --git a/synapse/storage/databases/main/end_to_end_keys.py b/synapse/storage/databases/main/end_to_end_keys.py

index 38d8785faa..d36df75bb8 100644
--- a/synapse/storage/databases/main/end_to_end_keys.py
+++ b/synapse/storage/databases/main/end_to_end_keys.py
@@ -240,7 +240,7 @@ class EndToEndKeyWorkerStore(EndToEndKeyBackgroundStore, CacheInvalidationWorker
                 if r is None:
                     continue
 
-                r["unsigned"] = {}
+                r.setdefault("unsigned", {})
                 if include_displaynames:
                     # Include the device's display name in the "unsigned" dictionary
                     display_name = device_info.display_name