From f3e8a9a4cbd63e0bd724bbef4172b810c8040fa6 Mon Sep 17 00:00:00 2001
From: Till <2353100+S7evinK@users.noreply.github.com>
Date: Thu, 7 Jul 2022 11:40:53 +0200
Subject: [PATCH] Fix nil pointer access when redacting events (#2560)

---
 roomserver/storage/shared/storage.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/roomserver/storage/shared/storage.go b/roomserver/storage/shared/storage.go
index 3191280c..ba937ba3 100644
--- a/roomserver/storage/shared/storage.go
+++ b/roomserver/storage/shared/storage.go
@@ -834,6 +834,9 @@ func (d *Database) handleRedactions(
 	if err != nil {
 		return nil, "", fmt.Errorf("d.GetStateEvent: %w", err)
 	}
+	if powerLevels == nil {
+		return nil, "", fmt.Errorf("unable to fetch m.room.power_levels event from database for room %s", event.RoomID())
+	}
 	pl, err := powerLevels.PowerLevels()
 	if err != nil {
 		return nil, "", fmt.Errorf("unable to get powerlevels for room: %w", err)