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-rw-r--r--lib/llist.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/llist.c b/lib/llist.c
index 7d78b736e8af..6e668fa5a2c6 100644
--- a/lib/llist.c
+++ b/lib/llist.c
@@ -26,10 +26,10 @@
bool llist_add_batch(struct llist_node *new_first, struct llist_node *new_last,
struct llist_head *head)
{
- struct llist_node *first;
+ struct llist_node *first = READ_ONCE(head->first);
do {
- new_last->next = first = READ_ONCE(head->first);
+ new_last->next = first;
} while (!try_cmpxchg(&head->first, &first, new_first));
return !first;