Re: [PATCH v4 3/3] virtio_balloon: remove the unnecessary 0-initialization

Greg KH
2019-01-08T07:10:50Z

On Tue, Jan 08, 2019 at 12:50:05PM +0800, Wei Wang 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@intel.com>
> Reviewed-by: Cornelia Huck <cohuck@redhat.com>
> ---
> 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 d48c12c..048959a 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)) {
> --
> 2.7.4
>

<formletter>

This is not the correct way to submit patches for inclusion in the
stable kernel tree. Please read:
https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html
for how to do this properly.