From 06d7e900c084b9209355a9f5229bcad263f4a157 Mon Sep 17 00:00:00 2001
From: Karsten Sperling <ksperling@apple.com>
Date: Wed, 27 Sep 2023 16:06:40 +1300
Subject: [PATCH] Darwin: invalidate MTRDevice work queue

---
 src/darwin/Framework/CHIP/MTRDevice.mm | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/darwin/Framework/CHIP/MTRDevice.mm b/src/darwin/Framework/CHIP/MTRDevice.mm
index 17c311d86d9c0c..2ed4a67c4e6bd7 100644
--- a/src/darwin/Framework/CHIP/MTRDevice.mm
+++ b/src/darwin/Framework/CHIP/MTRDevice.mm
@@ -246,6 +246,9 @@ - (void)setDelegate:(id<MTRDeviceDelegate>)delegate queue:(dispatch_queue_t)queu
 - (void)invalidate
 {
     MTR_LOG_INFO("%@ invalidate", self);
+
+    [_asyncWorkQueue invalidate];
+
     os_unfair_lock_lock(&self->_lock);
 
     _weakDelegate = nil;