Re: [PATCH v3 3/3] virtio_balloon: remove the unnecessary 0-initialization

From: Cornelia Huck
Date: Mon Jan 07 2019 - 09:07:47 EST


On Mon, 7 Jan 2019 15:01:06 +0800
Wei Wang <wei.w.wang@xxxxxxxxx> wrote:

> We've changed to kzalloc the vb struct, so no need to 0-initialize
> this field one more time.
>
> Signed-off-by: Wei Wang <wei.w.wang@xxxxxxxxx>
> ---
> drivers/virtio/virtio_balloon.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
> index e33dc8e..f19061b 100644
> --- a/drivers/virtio/virtio_balloon.c
> +++ b/drivers/virtio/virtio_balloon.c
> @@ -925,7 +925,6 @@ static int virtballoon_probe(struct virtio_device *vdev)
> VIRTIO_BALLOON_CMD_ID_STOP);
> vb->cmd_id_stop = cpu_to_virtio32(vb->vdev,
> VIRTIO_BALLOON_CMD_ID_STOP);
> - vb->num_free_page_blocks = 0;
> spin_lock_init(&vb->free_page_list_lock);
> INIT_LIST_HEAD(&vb->free_page_list);
> if (virtio_has_feature(vdev, VIRTIO_BALLOON_F_PAGE_POISON)) {

Reviewed-by: Cornelia Huck <cohuck@xxxxxxxxxx>