Re: [PATCH] virtio_net: Fix error handling in virtnet_restore()

[Jason Wang <jasowang@xxxxxxxxxx>]

在 2021/5/17 下午4:45, Xie Yongji 写道:
> Do some cleanups in virtnet_restore() when virtnet_cpu_notif_add() failed.
>
> Signed-off-by: Xie Yongji <xieyongji@xxxxxxxxxxxxx>


Acked-by: Jason Wang <jasowang@xxxxxxxxxx>


> ---
>   drivers/net/virtio_net.c | 5 ++++-
>   1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
> index 7be93ca01650..5ca7d6780add 100644
> --- a/drivers/net/virtio_net.c
> +++ b/drivers/net/virtio_net.c
> @@ -3250,8 +3250,11 @@ static __maybe_unused int virtnet_restore(struct virtio_device *vdev)
>   	virtnet_set_queues(vi, vi->curr_queue_pairs);
>   
>   	err = virtnet_cpu_notif_add(vi);
> -	if (err)
> +	if (err) {
> +		virtnet_freeze_down(vdev);
> +		remove_vq_common(vi);
>   		return err;
> +	}
>   
>   	return 0;
>   }

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