virtio_balloon: use simplified virtqueue accessors.

We never add buffers with input and output parts, so use the new accessors.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
index 8dab163c5ef0..bd3ae324a1a2 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -108,7 +108,7 @@ static void tell_host(struct virtio_balloon *vb, struct virtqueue *vq)
         sg_init_one(&sg, vb->pfns, sizeof(vb->pfns[0]) * vb->num_pfns);
 
         /* We should always be able to add one buffer to an empty queue. */
-        if (virtqueue_add_buf(vq, &sg, 1, 0, vb, GFP_KERNEL) < 0)
+        if (virtqueue_add_outbuf(vq, &sg, 1, vb, GFP_KERNEL) < 0)
                 BUG();
         virtqueue_kick(vq);
 
@@ -256,7 +256,7 @@ static void stats_handle_request(struct virtio_balloon *vb)
         if (!virtqueue_get_buf(vq, &len))
                 return;
         sg_init_one(&sg, vb->stats, sizeof(vb->stats));
-        if (virtqueue_add_buf(vq, &sg, 1, 0, vb, GFP_KERNEL) < 0)
+        if (virtqueue_add_outbuf(vq, &sg, 1, vb, GFP_KERNEL) < 0)
                 BUG();
         virtqueue_kick(vq);
 }
@@ -341,7 +341,7 @@ static int init_vqs(struct virtio_balloon *vb)
                  * use it to signal us later.
                  */
                 sg_init_one(&sg, vb->stats, sizeof vb->stats);
-                if (virtqueue_add_buf(vb->stats_vq, &sg, 1, 0, vb, GFP_KERNEL)
+                if (virtqueue_add_outbuf(vb->stats_vq, &sg, 1, vb, GFP_KERNEL)
                     < 0)
                         BUG();
                 virtqueue_kick(vb->stats_vq);