From: "Emilio G. Cota" <c...@braap.org>
To avoid undefined behaviour.
Signed-off-by: Emilio G. Cota <c...@braap.org>
Message-Id: <20180819091335.22863-2-c...@braap.org>
Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
---
include/qemu/rcu_queue.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/qemu/rcu_queue.h b/include/qemu/rcu_queue.h
index 01be774..dd7b3be 100644
--- a/include/qemu/rcu_queue.h
+++ b/include/qemu/rcu_queue.h
@@ -112,7 +112,7 @@ extern "C" {
(elm)->field.le_next->field.le_prev = \
(elm)->field.le_prev; \
} \
- *(elm)->field.le_prev = (elm)->field.le_next; \
+ atomic_set((elm)->field.le_prev, (elm)->field.le_next); \
} while (/*CONSTCOND*/0)
/* List traversal must occur within an RCU critical section. */
--
1.8.3.1
