From 5e3304b23ecbb243543cdc2b2a96ae8e25d7eefd Mon Sep 17 00:00:00 2001
From: Harsh Gandhi <harsgand@amazon.com>
Date: Wed, 11 Oct 2023 15:11:04 -0700
Subject: [PATCH] Added null check before closing connection

---
 source/SharedCrtResourceManager.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/source/SharedCrtResourceManager.cpp b/source/SharedCrtResourceManager.cpp
index b74e0640..e0f232a7 100644
--- a/source/SharedCrtResourceManager.cpp
+++ b/source/SharedCrtResourceManager.cpp
@@ -516,6 +516,10 @@ Aws::Crt::Io::ClientBootstrap *SharedCrtResourceManager::getClientBootstrap()
 void SharedCrtResourceManager::disconnect()
 {
     LOG_DEBUG(TAG, "Attempting to disconnect MQTT connection");
+    if (connection == NULL)
+    {
+        return;
+    }
     if (connection->Disconnect())
     {
         if (connectionClosedPromise.get_future().wait_for(std::chrono::seconds(DEFAULT_WAIT_TIME_SECONDS)) ==