From 504aa917868a1c7677bdf82603443351e0d7e317 Mon Sep 17 00:00:00 2001
From: Kegan Dougal <kegan@matrix.org>
Date: Mon, 2 Aug 2021 12:39:37 +0100
Subject: [PATCH] Read the right username field when performing account
 deactivation

`Login` has 2 username fields, and we were always checking the
deprecated one. Instead, check both.
---
 clientapi/routing/deactivate.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clientapi/routing/deactivate.go b/clientapi/routing/deactivate.go
index effe3769d..9e3b0bfb3 100644
--- a/clientapi/routing/deactivate.go
+++ b/clientapi/routing/deactivate.go
@@ -33,7 +33,7 @@ func Deactivate(
 		return *errRes
 	}
 
-	localpart, _, err := gomatrixserverlib.SplitID('@', login.User)
+	localpart, _, err := gomatrixserverlib.SplitID('@', login.Username())
 	if err != nil {
 		util.GetLogger(req.Context()).WithError(err).Error("gomatrixserverlib.SplitID failed")
 		return jsonerror.InternalServerError()