diff mbox series

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

Message ID 1546923005-40517-4-git-send-email-wei.w.wang@intel.com (mailing list archive)
State New, archived
Headers show
Series virtio-balloon: tweak config_changed | expand

Commit Message

Wang, Wei W Jan. 8, 2019, 4:50 a.m. UTC 
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(-)

Comments

Greg KH Jan. 8, 2019, 7:10 a.m. UTC | #1 
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.

</formletter>
diff mbox series

Patch

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)) {