netdev - Re: [PATCH V2 RESEND 5/6] vDPA: fix spars cast warning in vdpa_dev_net_mq_config

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Date:   Tue, 27 Sep 2022 12:38:47 +0800
From:   Jason Wang <jasowang@...hat.com>
To:     Zhu Lingshan <lingshan.zhu@...el.com>
Cc:     mst@...hat.com, virtualization@...ts.linux-foundation.org,
        netdev@...r.kernel.org, kvm@...r.kernel.org
Subject: Re: [PATCH V2 RESEND 5/6] vDPA: fix spars cast warning in vdpa_dev_net_mq_config_fill

On Tue, Sep 27, 2022 at 11:10 AM Zhu Lingshan <lingshan.zhu@...el.com> wrote:
>
> This commit fixes spars warnings: cast to restricted __le16
> in function vdpa_dev_net_mq_config_fill()
>
> Signed-off-by: Zhu Lingshan <lingshan.zhu@...el.com>

Acked-by: Jason Wang <jasowang@...hat.com>

> ---
>  drivers/vdpa/vdpa.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/vdpa/vdpa.c b/drivers/vdpa/vdpa.c
> index 84a0c3877d7c..fa7f65279f79 100644
> --- a/drivers/vdpa/vdpa.c
> +++ b/drivers/vdpa/vdpa.c
> @@ -809,7 +809,8 @@ static int vdpa_dev_net_mq_config_fill(struct sk_buff *msg, u64 features,
>             (features & BIT_ULL(VIRTIO_NET_F_RSS)) == 0)
>                 return 0;
>
> -       val_u16 = le16_to_cpu(config->max_virtqueue_pairs);
> +       val_u16 = __virtio16_to_cpu(true, config->max_virtqueue_pairs);
> +
>         return nla_put_u16(msg, VDPA_ATTR_DEV_NET_CFG_MAX_VQP, val_u16);
>  }
>
> --
> 2.31.1
>