From c7ba7450816f63c7970ee618aa05cc3d7aaa8d50 Mon Sep 17 00:00:00 2001
From: gnuxie <gnuxie@element.io>
Date: Mon, 17 Oct 2022 11:24:02 +0100
Subject: [PATCH] Stop ProtectedRoomsSet verifying permissions for unprotected
 rooms.

---
 src/ProtectedRoomsSet.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/ProtectedRoomsSet.ts b/src/ProtectedRoomsSet.ts
index 6a3fe833..192fdc9a 100644
--- a/src/ProtectedRoomsSet.ts
+++ b/src/ProtectedRoomsSet.ts
@@ -173,6 +173,9 @@ export class ProtectedRoomsSet {
         if (event['sender'] === this.clientUserId) {
             throw new TypeError("`ProtectedRooms::handleEvent` should not be used to inform about events sent by mjolnir.");
         }
+        if (!this.protectedRooms.has(roomId)) {
+            return; // We're not protecting this room.
+        }
         this.protectedRoomActivityTracker.handleEvent(roomId, event);
         if (event['type'] === 'm.room.power_levels' && event['state_key'] === '') {
             // power levels were updated - recheck permissions