From 830befab32430cc1220dc2583b58d4c1bef5bfdd Mon Sep 17 00:00:00 2001
From: Maschell <Maschell@gmx.de>
Date: Sun, 12 Jan 2025 20:09:09 +0100
Subject: [PATCH] Check if callback for button combo is not null

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

diff --git a/source/ButtonComboManager.cpp b/source/ButtonComboManager.cpp
index 5ede433..ff62298 100644
--- a/source/ButtonComboManager.cpp
+++ b/source/ButtonComboManager.cpp
@@ -293,6 +293,10 @@ std::optional<std::shared_ptr<ButtonComboInfoIF>> ButtonComboManager::CreateComb
         err = BUTTON_COMBO_MODULE_ERROR_INVALID_COMBO;
         return std::nullopt;
     }
+    if (options.callbackOptions.callback == nullptr) {
+        err = BUTTON_COMBO_MODULE_ERROR_INVALID_ARGUMENT;
+        return std::nullopt;
+    }
 
     bool observer = false;
     switch (options.buttonComboOptions.type) {