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authorPatrick Cloke <clokep@users.noreply.github.com>2021-08-13 07:49:06 -0400
committerGitHub <noreply@github.com>2021-08-13 11:49:06 +0000
commitc12b5577f22ee587b60ad7b65e88322ce1d86b7b (patch)
tree46aa067c4e888a666bd52f7d9ad5224500024535 /synapse/federation
parentStop building a debian package for Groovy Gorilla (#10588) (diff)
downloadsynapse-c12b5577f22ee587b60ad7b65e88322ce1d86b7b.tar.xz
Fix a harmless exception when the staged events queue is empty. (#10592)
Diffstat (limited to 'synapse/federation')
-rw-r--r--synapse/federation/federation_server.py15
1 files changed, 10 insertions, 5 deletions
diff --git a/synapse/federation/federation_server.py b/synapse/federation/federation_server.py
index 0385aadefa..78d5aac6af 100644
--- a/synapse/federation/federation_server.py
+++ b/synapse/federation/federation_server.py
@@ -972,13 +972,18 @@ class FederationServer(FederationBase):
         # the room, so instead of pulling the event out of the DB and parsing
         # the event we just pull out the next event ID and check if that matches.
         if latest_event is not None and latest_origin is not None:
-            (
-                next_origin,
-                next_event_id,
-            ) = await self.store.get_next_staged_event_id_for_room(room_id)
-            if next_origin != latest_origin or next_event_id != latest_event.event_id:
+            result = await self.store.get_next_staged_event_id_for_room(room_id)
+            if result is None:
                 latest_origin = None
                 latest_event = None
+            else:
+                next_origin, next_event_id = result
+                if (
+                    next_origin != latest_origin
+                    or next_event_id != latest_event.event_id
+                ):
+                    latest_origin = None
+                    latest_event = None
 
         if latest_origin is None or latest_event is None:
             next = await self.store.get_next_staged_event_for_room(