From 66421332730b7a9f4e09a10aa25c57784bc93299 Mon Sep 17 00:00:00 2001
From: sergekh2 <gitgitgit@khorun.com>
Date: Mon, 1 Aug 2022 10:49:05 -0700
Subject: [PATCH] Fix dendrite sync spam issue

---
 syncapi/streams/stream_pdu.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/syncapi/streams/stream_pdu.go b/syncapi/streams/stream_pdu.go
index 00b3dfe3b..bc57b5896 100644
--- a/syncapi/streams/stream_pdu.go
+++ b/syncapi/streams/stream_pdu.go
@@ -262,9 +262,9 @@ func (p *PDUStreamProvider) addRoomDeltaToResponse(
 		var pos types.StreamPosition
 		if _, pos, err = p.DB.PositionInTopology(ctx, mostRecentEventID); err == nil {
 			switch {
-			case r.Backwards && pos > latestPosition:
+			case r.Backwards && pos < latestPosition:
 				fallthrough
-			case !r.Backwards && pos < latestPosition:
+			case !r.Backwards && pos > latestPosition:
 				latestPosition = pos
 			}
 		}