From 54ff4cf690918886c7e7a59a65ccff970c3aa1fc Mon Sep 17 00:00:00 2001
From: Neil Alexander <neilalexander@users.noreply.github.com>
Date: Wed, 27 Apr 2022 12:23:55 +0100
Subject: [PATCH] Don't try to federated-join via ourselves (#2383)

---
 federationapi/internal/perform.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/federationapi/internal/perform.go b/federationapi/internal/perform.go
index 8cd944346..aac36cc76 100644
--- a/federationapi/internal/perform.go
+++ b/federationapi/internal/perform.go
@@ -75,7 +75,7 @@ func (r *FederationInternalAPI) PerformJoin(
 	seenSet := make(map[gomatrixserverlib.ServerName]bool)
 	var uniqueList []gomatrixserverlib.ServerName
 	for _, srv := range request.ServerNames {
-		if seenSet[srv] {
+		if seenSet[srv] || srv == r.cfg.Matrix.ServerName {
 			continue
 		}
 		seenSet[srv] = true