From 91ec40d5b191e8075848aa88d9372df9d2a9ec27 Mon Sep 17 00:00:00 2001
From: anth64 <anth64@protonmail.com>
Date: Wed, 28 Jan 2026 00:18:29 +0100
Subject: [PATCH] fix: nullify module slots after unload

* Set all module slot fields (handle, init, shutdown, id) to NULL/empty
after unloading to prevent use-after-free and enable proper hole
detection during array defragmentation.
---
 src/module.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/module.c b/src/module.c
index afb0f70..0fd729d 100644
--- a/src/module.c
+++ b/src/module.c
@@ -149,6 +149,10 @@ void stk_module_unload(size_t index)
 {
 	stk_shutdowns[index]();
 	platform_unload_library(stk_handles[index]);
+	stk_handles[index] = NULL;
+	stk_inits[index] = NULL;
+	stk_shutdowns[index] = NULL;
+	stk_module_ids[index][0] = '\0';
 }
 
 void stk_module_free_memory(void)