From 9c8cdcd94d6f27b1aa195777bf77527cb897b4ea Mon Sep 17 00:00:00 2001
From: max <max.holleman@hotmail.nl>
Date: Mon, 28 Oct 2024 19:47:07 +0100
Subject: [PATCH] [CHANGE] added checks in 'delete_node' function.

---
 src/net/collections/list.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/net/collections/list.c b/src/net/collections/list.c
index 2e5eb61..e7c93e7 100644
--- a/src/net/collections/list.c
+++ b/src/net/collections/list.c
@@ -41,8 +41,10 @@ void delete_node(list_node* node)
 {
     if (node == NULL)
         return;
-    node->previous->next = node->next;
-    node->next->previous = node->previous;
+    if (node->previous != NULL)
+        node->previous->next = node->next;
+    if (node->next != NULL)
+        node->next->previous = node->previous;
     free(node);
 }