From d07d75229b94f15b245b24ad47e563dfb41a3b02 Mon Sep 17 00:00:00 2001
From: Rubidium <rubidium@openttd.org>
Date: Sun, 9 Mar 2025 18:44:51 +0100
Subject: [PATCH] Codefix: data race in case of a spurious wake up

---
 src/network/network_server.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/network/network_server.cpp b/src/network/network_server.cpp
index 04a25fdac0..396010b59a 100644
--- a/src/network/network_server.cpp
+++ b/src/network/network_server.cpp
@@ -83,7 +83,7 @@ struct PacketWriter : SaveFilter {
 	{
 		std::unique_lock<std::mutex> lock(this->mutex);
 
-		if (this->cs != nullptr) this->exit_sig.wait(lock);
+		while (this->cs != nullptr) this->exit_sig.wait(lock);
 
 		/* This must all wait until the Destroy function is called. */