1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
index 26b278264796..39789232646d 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -84,7 +84,7 @@ static void tell_host(struct virtio_balloon *vb, struct virtqueue *vq)
         init_completion(&vb->acked);
 
         /* We should always be able to add one buffer to an empty queue. */
-        if (vq->vq_ops->add_buf(vq, &sg, 1, 0, vb) != 0)
+        if (vq->vq_ops->add_buf(vq, &sg, 1, 0, vb) < 0)
                 BUG();
         vq->vq_ops->kick(vq);