From 8ebc03706a9bd3272d45e043ff8bd0a3c1c0a73d Mon Sep 17 00:00:00 2001
From: Travis Ralston <travpc@gmail.com>
Date: Mon, 8 Jul 2019 15:35:34 -0600
Subject: [PATCH] Also clear data when the deviceId doesn't match

When the HS implementation doesn't respect the device_id parameter erroneously
---
 src/Lifecycle.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/Lifecycle.js b/src/Lifecycle.js
index 140dffeb9f..fe7348e9c6 100644
--- a/src/Lifecycle.js
+++ b/src/Lifecycle.js
@@ -357,14 +357,15 @@ export function setLoggedIn(credentials) {
  */
 export function hydrateSession(credentials) {
     const oldUserId = MatrixClientPeg.get().getUserId();
+    const oldDeviceId = MatrixClientPeg.get().getDeviceId();
 
     stopMatrixClient(); // unsets MatrixClientPeg.get()
     localStorage.removeItem("mx_soft_logout");
     _isLoggingOut = false;
 
-    const overwrite = credentials.userId !== oldUserId;
+    const overwrite = credentials.userId !== oldUserId || credentials.deviceId !== oldDeviceId;
     if (overwrite) {
-        console.warn("Rehydrating the user's session with a different user's - clearing all data");
+        console.warn("Clearing all data: Old session belongs to a different user/device");
     }
 
     return _doSetLoggedIn(credentials, overwrite);