From f78d3ffad89198fe88752a678cc73d516dcea617 Mon Sep 17 00:00:00 2001
From: Anonymous Maarten <anonymous.maarten@gmail.com>
Date: Thu, 1 Jan 2026 00:58:27 +0100
Subject: [PATCH] MxSoundManager: use buffer size and don't rely on buffer
 capacity

This fixes a detect_container_overflow address sanitizer error.
---
 LEGO1/omni/src/audio/mxsoundmanager.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/LEGO1/omni/src/audio/mxsoundmanager.cpp b/LEGO1/omni/src/audio/mxsoundmanager.cpp
index ed1a1fea..eef5db6d 100644
--- a/LEGO1/omni/src/audio/mxsoundmanager.cpp
+++ b/LEGO1/omni/src/audio/mxsoundmanager.cpp
@@ -148,7 +148,10 @@ void MxSoundManager::AudioStreamCallback(
 )
 {
 	static vector<MxU8> g_buffer;
-	g_buffer.reserve(p_additionalAmount);
+	if (p_additionalAmount > g_buffer.size()) {
+		// We resize and don't reserve memory to avoid an AddressSanitizerContainerOverflow asan error
+		g_buffer.resize(p_additionalAmount);
+	}
 
 	MxSoundManager* manager = (MxSoundManager*) p_userdata;
 	ma_uint32 bytesPerFrame = ma_get_bytes_per_frame(ma_format_f32, ma_engine_get_channels(manager->m_engine));