Fix missing null guard

2019-03-04 16:04:04 +00:00 · 2019-03-04 16:04:04 +00:00 · 0d2d046709
parent d1523aed6b
commit 0d2d046709
1 changed files with 1 additions and 1 deletions
--- a/synapse/visibility.py
+++ b/synapse/visibility.py
@ -237,7 +237,7 @@ def filter_events_for_server(store, server_name, events, redact=True,
    """

    def is_sender_erased(event, erased_senders):
-        if erased_senders[event.sender]:
+        if erased_senders and erased_senders[event.sender]:
            logger.info(
                "Sender of %s has been erased, redacting",
                event.event_id,