From 79a2bccd21ab49ce4f27f19204d3f230fd161301 Mon Sep 17 00:00:00 2001
From: Bananymous <bananymousosq@gmail.com>
Date: Tue, 13 Dec 2022 00:53:19 +0200
Subject: [PATCH] Kernel: kfree now checks for nullptr

---
 kernel/kernel/kmalloc.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/kernel/kernel/kmalloc.cpp b/kernel/kernel/kmalloc.cpp
index 3ac48acf..e20cc5af 100644
--- a/kernel/kernel/kmalloc.cpp
+++ b/kernel/kernel/kmalloc.cpp
@@ -137,6 +137,9 @@ void* kmalloc(size_t size)
 
 void kfree(void* addr)
 {
+	if (addr == nullptr)
+		return;
+
 	// TODO: use binary search etc.
 
 	size_t node_index = -1;