From adab45fb6a3b126bc3962deed4f7196fde0b7516 Mon Sep 17 00:00:00 2001
From: Jason Volk <jason@zemos.net>
Date: Wed, 1 Apr 2020 19:17:10 -0700
Subject: [PATCH] ircd::m::user::devices: Add existential test before iteration
 of any properties.

---
 matrix/user_devices.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/matrix/user_devices.cc b/matrix/user_devices.cc
index 8117a6351..ab3684064 100644
--- a/matrix/user_devices.cc
+++ b/matrix/user_devices.cc
@@ -353,6 +353,9 @@ const
 		user_room
 	};
 
+	if(!state.has("ircd.device.device_id", device_id))
+		return true;
+
 	const room::state::type_prefix type
 	{
 		"ircd.device."