These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / include / linux / list_nulls.h

diff --git a/kernel/include/linux/list_nulls.h b/kernel/include/linux/list_nulls.h
index f266661..444d2b1 100644 (file)
--- a/kernel/include/linux/list_nulls.h
+++ b/kernel/include/linux/list_nulls.h
@@ -76,7 +76,8 @@ static inline void __hlist_nulls_del(struct hlist_nulls_node *n)
 {
        struct hlist_nulls_node *next = n->next;
        struct hlist_nulls_node **pprev = n->pprev;
-       *pprev = next;
+
+       WRITE_ONCE(*pprev, next);
        if (!is_a_nulls(next))
                next->pprev = pprev;
 }