From dfc43bae1859d677c0f1580ce1b44f6d0ae2f435 Mon Sep 17 00:00:00 2001
From: todd-herbert <herbert.todd@gmail.com>
Date: Mon, 22 Apr 2024 00:25:58 +1200
Subject: [PATCH] Fix crash on shutdown, if Bluetooth not enabled (#3686)

Previously attempted to call deinit method for a nullptr
---
 src/sleep.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/sleep.cpp b/src/sleep.cpp
index 548ef2c54..e58c3872a 100644
--- a/src/sleep.cpp
+++ b/src/sleep.cpp
@@ -213,7 +213,8 @@ void doDeepSleep(uint32_t msecToWake, bool skipPreflight = false)
 
 #ifdef ARCH_ESP32
     // Full shutdown of bluetooth hardware
-    nimbleBluetooth->deinit();
+    if (nimbleBluetooth)
+        nimbleBluetooth->deinit();
 #endif
 
 #ifdef ARCH_ESP32