From 0ba7a318aa76ff10f09425afa5936f9690890121 Mon Sep 17 00:00:00 2001
From: milek7 <me@milek7.pl>
Date: Fri, 26 May 2023 16:57:05 +0200
Subject: [PATCH] fix crash when alGetError fails

---
 audio.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/audio.cpp b/audio.cpp
index 8dc98f8f..8c4e3e3c 100644
--- a/audio.cpp
+++ b/audio.cpp
@@ -69,7 +69,8 @@ openal_buffer::openal_buffer( std::string const &Filename ) :
 	}
 	else {
 		id = null_resource;
-		ErrorLog("sound: failed to create AL buffer: " + std::string(alGetString(alGetError())));
+		const char *str = alGetString(alGetError());
+		ErrorLog("sound: failed to create AL buffer: " + (str != nullptr ? std::string(str) : ""));
 	}
 
 	delete[] buf;