net: add {READ|WRITE}_ONCE() annotations on ->rskq_accept_head

[linux-2.6-block.git] / drivers / xen / pvcalls-back.c

diff --git a/drivers/xen/pvcalls-back.c b/drivers/xen/pvcalls-back.c
index 69a626b0e59420443b3972426c2d8be19714589c..c57c71b7d53dbab128c27bfdaadc4ac218469eb2 100644 (file)
--- a/drivers/xen/pvcalls-back.c
+++ b/drivers/xen/pvcalls-back.c
@@ -775,7 +775,7 @@ static int pvcalls_back_poll(struct xenbus_device *dev,
        mappass->reqcopy = *req;
        icsk = inet_csk(mappass->sock->sk);
        queue = &icsk->icsk_accept_queue;
-       data = queue->rskq_accept_head != NULL;
+       data = READ_ONCE(queue->rskq_accept_head) != NULL;
        if (data) {
                mappass->reqcopy.cmd = 0;
                ret = 0;