diff options
| -rw-r--r-- | drivers/char/virtio_console.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index 8ab9c3d4bf13..89bdc31a3dc6 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -396,6 +396,8 @@ static int add_inbuf(struct virtqueue *vq, struct port_buffer *buf) ret = virtqueue_add_buf(vq, sg, 0, 1, buf, GFP_ATOMIC); virtqueue_kick(vq); + if (!ret) + ret = vq->num_free; return ret; } |