From 2f91fb5c99124ed459fd41c0db77ae2bfa583735 Mon Sep 17 00:00:00 2001
From: "Jay Freeman (saurik)" <saurik@saurik.com>
Date: Fri, 19 Jul 2024 04:16:41 +0000
Subject: [PATCH] Undo recent damage to when a Channel is closed :(.

---
 lib-protocol/source/channel.cpp | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/lib-protocol/source/channel.cpp b/lib-protocol/source/channel.cpp
index 82926821e..8f9813093 100644
--- a/lib-protocol/source/channel.cpp
+++ b/lib-protocol/source/channel.cpp
@@ -131,19 +131,20 @@ task<void> Channel::Open() noexcept {
 task<void> Channel::Shut() noexcept {
     co_await Post([&]() {
         channel_->Close();
-        channel_->UnregisterObserver();
-
         const auto state(channel_->state());
         if (Verbose)
             Log() << "closed channel in state " << webrtc::DataChannelInterface::DataStateString(state) << std::endl;
         if (state != webrtc::DataChannelInterface::kClosed)
             Stop();
+    });
+
+    co_await Pump::Shut();
 
+    co_await Post([&]() {
+        channel_->UnregisterObserver();
         channel_ = nullptr;
         peer_ = nullptr;
     });
-
-    co_await Pump::Shut();
 }
 
 template <typename Type_, Type_ Pointer_>