Re: [PATCH v10 07/17] virtio: Don't set FAILED status bit on device index allocation failure

[Jason Wang]

在 2021/7/29 下午3:34, Xie Yongji 写道:
> We don't need to set FAILED status bit on device index allocation
> failure since the device initialization hasn't been started yet.
> This doesn't affect runtime, found in code review.
>
> Signed-off-by: Xie Yongji <xieyongji@xxxxxxxxxxxxx>


Does it really harm?

Thanks


> ---
>   drivers/virtio/virtio.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/virtio/virtio.c b/drivers/virtio/virtio.c
> index 4b15c00c0a0a..a15beb6b593b 100644
> --- a/drivers/virtio/virtio.c
> +++ b/drivers/virtio/virtio.c
> @@ -338,7 +338,7 @@ int register_virtio_device(struct virtio_device *dev)
>   	/* Assign a unique device index and hence name. */
>   	err = ida_simple_get(&virtio_index_ida, 0, 0, GFP_KERNEL);
>   	if (err < 0)
> -		goto out;
> +		return err;
>   
>   	dev->index = err;
>   	dev_set_name(&dev->dev, "virtio%u", dev->index);