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

[lunaix-os.git] / lunaix-os / includes / lunaix / ds / llist.h

diff --git a/lunaix-os/includes/lunaix/ds/llist.h b/lunaix-os/includes/lunaix/ds/llist.h
index 1eec54bc42a16a36245a6278f2d32bcfd70a0ec3..88e25233e718eddc335ced9c326b3c9cfa742dbd 100644 (file)
--- 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->pprev)
         return;

+
+    if (node->next) {
+        node->next->pprev = node->pprev;
+    }
+    

     *node->pprev = node->next;
     *node->pprev = node->next;

+

     node->next = 0;
     node->pprev = 0;
 }
     node->next = 0;
     node->pprev = 0;
 }