From 28d12c73b197a16f7635badc01e42375728fde85 Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Sat, 13 Nov 2021 16:17:20 +0200
Subject: [PATCH] Add a safeguard into ResourceManager::add_resource

---
 source/resources/resourcemanager.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/source/resources/resourcemanager.cpp b/source/resources/resourcemanager.cpp
index f25e6ad1..02a93d94 100644
--- a/source/resources/resourcemanager.cpp
+++ b/source/resources/resourcemanager.cpp
@@ -3,6 +3,7 @@
 #include <msp/debug/demangle.h>
 #include <msp/strings/format.h>
 #include <msp/time/utils.h>
+#include "error.h"
 #include "resourcemanager.h"
 #include "resources.h"
 #include "resourceobserver.h"
@@ -56,6 +57,8 @@ void ResourceManager::set_max_retain_frames(unsigned f)
 
 void ResourceManager::add_resource(Resource &r)
 {
+	if(r.get_manager()!=this)
+		throw invalid_operation("ResourceManager::add_resource");
 	MutexLock lock(map_mutex);
 	insert_unique(resources, &r, ManagedResource(r));
 }
-- 
2.43.0