diff --git a/camera/provider/2.4/default/LegacyCameraProviderImpl_2_4.cpp b/camera/provider/2.4/default/LegacyCameraProviderImpl_2_4.cpp index 4cff1b79a1..7c3b982931 100644 --- a/camera/provider/2.4/default/LegacyCameraProviderImpl_2_4.cpp +++ b/camera/provider/2.4/default/LegacyCameraProviderImpl_2_4.cpp @@ -450,7 +450,9 @@ Return LegacyCameraProviderImpl_2_4::setCallback( const sp& callback) { Mutex::Autolock _l(mCbLock); mCallbacks = callback; - + if (mCallbacks == nullptr) { + return Status::OK; + } // Add and report all presenting external cameras. for (auto const& statusPair : mCameraStatusMap) { int id = std::stoi(statusPair.first);