From 0072ee3033b9cc34c2aef4cf9e2ee97e7d758375 Mon Sep 17 00:00:00 2001
From: Michael Kirk <michael.code@endoftheworl.de>
Date: Tue, 17 Jan 2017 20:17:29 -0500
Subject: [PATCH] Ensure a stale peerConnectionClient doesn't call any methods
 on the CallService

Nil delegates when terminating call

// FREEBIE
---
 Signal/src/call/CallService.swift          | 1 +
 Signal/src/call/PeerConnectionClient.swift | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/Signal/src/call/CallService.swift b/Signal/src/call/CallService.swift
index 021d678e6..aad888ce2 100644
--- a/Signal/src/call/CallService.swift
+++ b/Signal/src/call/CallService.swift
@@ -885,6 +885,7 @@ fileprivate let timeoutSeconds = 60
         assertOnSignalingQueue()
         Logger.debug("\(TAG) in \(#function)")
 
+        peerConnectionClient?.delegate = nil
         peerConnectionClient?.terminate()
 
         peerConnectionClient = nil
diff --git a/Signal/src/call/PeerConnectionClient.swift b/Signal/src/call/PeerConnectionClient.swift
index 6bab4fab6..d6e1495df 100644
--- a/Signal/src/call/PeerConnectionClient.swift
+++ b/Signal/src/call/PeerConnectionClient.swift
@@ -53,7 +53,7 @@ class PeerConnectionClient: NSObject, RTCPeerConnectionDelegate, RTCDataChannelD
     }
 
     // Delegate is notified of key events in the call lifecycle.
-    private weak var delegate: PeerConnectionClientDelegate!
+    public weak var delegate: PeerConnectionClientDelegate!
 
     // Connection