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-rw-r--r--drivers/vhost/vhost.c17
1 files changed, 7 insertions, 10 deletions
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 5727b186b3ca..a5622a8364cb 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -213,8 +213,7 @@ int vhost_poll_start(struct vhost_poll *poll, struct file *file)
if (mask)
vhost_poll_wakeup(&poll->wait, 0, 0, (void *)mask);
if (mask & POLLERR) {
- if (poll->wqh)
- remove_wait_queue(poll->wqh, &poll->wait);
+ vhost_poll_stop(poll);
ret = -EINVAL;
}
@@ -1257,14 +1256,12 @@ static int vq_log_access_ok(struct vhost_virtqueue *vq,
/* Caller should have vq mutex and device mutex */
int vhost_vq_access_ok(struct vhost_virtqueue *vq)
{
- if (vq->iotlb) {
- /* When device IOTLB was used, the access validation
- * will be validated during prefetching.
- */
- return 1;
- }
- return vq_access_ok(vq, vq->num, vq->desc, vq->avail, vq->used) &&
- vq_log_access_ok(vq, vq->log_base);
+ int ret = vq_log_access_ok(vq, vq->log_base);
+
+ if (ret || vq->iotlb)
+ return ret;
+
+ return vq_access_ok(vq, vq->num, vq->desc, vq->avail, vq->used);
}
EXPORT_SYMBOL_GPL(vhost_vq_access_ok);