From 20e10cd5abfb2c6fc66554098680af07e05ea26f Mon Sep 17 00:00:00 2001
From: Ivan Savenko <saven.ivan@gmail.com>
Date: Wed, 9 Aug 2023 00:46:55 +0300
Subject: [PATCH] Fix potential access to empty std function on hero vs hero
 combat

---
 client/battle/BattleInterfaceClasses.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/client/battle/BattleInterfaceClasses.cpp b/client/battle/BattleInterfaceClasses.cpp
index a6289d07f..7f2f0647d 100644
--- a/client/battle/BattleInterfaceClasses.cpp
+++ b/client/battle/BattleInterfaceClasses.cpp
@@ -636,7 +636,9 @@ void BattleResultWindow::show(Canvas & to)
 
 void BattleResultWindow::buttonPressed(int button)
 {
-	resultCallback(button);
+	if (resultCallback)
+		resultCallback(button);
+
 	CPlayerInterface &intTmp = owner; //copy reference because "this" will be destructed soon
 
 	close();