From 51e1266532f01dfc9a7af40a3fd9549183f41e54 Mon Sep 17 00:00:00 2001
From: Johnny <hellojinqiang@gmail.com>
Date: Fri, 6 Dec 2024 18:28:37 +0800
Subject: [PATCH] fix crash

---
 BGMApp/BGMApp/BGMAudioDevice.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/BGMApp/BGMApp/BGMAudioDevice.cpp b/BGMApp/BGMApp/BGMAudioDevice.cpp
index 5010ac29..d61507f7 100644
--- a/BGMApp/BGMApp/BGMAudioDevice.cpp
+++ b/BGMApp/BGMApp/BGMAudioDevice.cpp
@@ -57,6 +57,8 @@ BGMAudioDevice::~BGMAudioDevice()
 bool    BGMAudioDevice::CanBeOutputDeviceInBGMApp() const
 {
     CFStringRef uid = CopyDeviceUID();
+    assert(uid != nullptr);
+
     bool isNullDevice = CFEqual(uid, CFSTR(kBGMNullDeviceUID));
     CFRelease(uid);
 
@@ -340,6 +342,9 @@ bool    BGMAudioDevice::IsBGMDevice(bool inIncludeUISoundsInstance) const
     {
         // Check the device's UID to see whether it's BGMDevice.
         CFStringRef uid = CopyDeviceUID();
+        if (uid == nullptr) {
+            return isBGMDevice;
+        }
 
         isBGMDevice =
             CFEqual(uid, CFSTR(kBGMDeviceUID)) ||