From: Minep <lunaixsky@qq.com>
Date: Sat, 20 Apr 2024 10:19:15 +0000 (+0100)
Subject: properly update the pprev of next node when deleting hlist_node (close #30)
X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/commitdiff_plain/5aac681ee637d268960316d121129f95591339da?hp=9209afa5f69cffa48a04c4a9066357d5cba75926

properly update the pprev of next node when deleting hlist_node (close #30)
---

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;
 }