From 5aac681ee637d268960316d121129f95591339da Mon Sep 17 00:00:00 2001
From: Minep <lunaixsky@qq.com>
Date: Sat, 20 Apr 2024 11:19:15 +0100
Subject: [PATCH 1/1] properly update the pprev of next node when deleting
 hlist_node (close #30)

---
 lunaix-os/includes/lunaix/ds/llist.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lunaix-os/includes/lunaix/ds/llist.h b/lunaix-os/includes/lunaix/ds/llist.h
index 1eec54b..88e2523 100644
--- a/lunaix-os/includes/lunaix/ds/llist.h
+++ b/lunaix-os/includes/lunaix/ds/llist.h
@@ -125,7 +125,13 @@ hlist_delete(struct hlist_node* node)
 {
     if (!node->pprev)
         return;
+
+    if (node->next) {
+        node->next->pprev = node->pprev;
+    }
+    
     *node->pprev = node->next;
+
     node->next = 0;
     node->pprev = 0;
 }
-- 
2.27.0