RE: [PATCH rtw-next v5] wifi: rtl8xxxu: Use local 'dev' variable for dev_warn()

[Ping-Ke Shih <pkshih@realtek.com>]

rafad900 <rafad900@gmail.com> wrote:
> @@ -3173,7 +3175,7 @@ static int rtl8xxxu_iqk_path_b(struct rtl8xxxu_priv *priv)
>             (((reg_ecc & 0x03ff0000) >> 16) != 0x36))
>                 result |= 0x02;
>         else
> -               dev_warn(&priv->udev->dev, "%s: Path B RX IQK failed!\n",
> +               dev_warn(dev, "%s: Path B RX IQK failed!\n",
>                          __func__);

Straighten ?

Please check this kind of pattern across whole patch before sending out.

>  out:
>         return result;


> @@ -5862,6 +5864,7 @@ static void rtl8xxxu_queue_rx_urb(struct rtl8xxxu_priv *priv,
>  static void rtl8xxxu_rx_urb_work(struct work_struct *work)
>  {
>         struct rtl8xxxu_priv *priv;
> +       struct device *dev;

In reverse X'mas tree order. 

>         struct rtl8xxxu_rx_urb *rx_urb, *tmp;
>         struct list_head local;
>         struct sk_buff *skb;
> @@ -5869,6 +5872,7 @@ static void rtl8xxxu_rx_urb_work(struct work_struct *work)
>         int ret;
> 
>         priv = container_of(work, struct rtl8xxxu_priv, rx_urb_wq);
> +       dev = &priv->udev->dev;
>         INIT_LIST_HEAD(&local);
> 
>         spin_lock_irqsave(&priv->rx_urb_lock, flags);
> @@ -5894,8 +5898,7 @@ static void rtl8xxxu_rx_urb_work(struct work_struct *work)
>                         rtl8xxxu_queue_rx_urb(priv, rx_urb);
>                         break;
>                 default:

Only here use local 'dev'. Why not assign the value here?
But for this case, it seems no gain. Just keep it as was?

> -                       dev_warn(&priv->udev->dev,
> -                                "failed to requeue urb with error %i\n", ret);
> +                       dev_warn(dev, "failed to requeue urb with error %i\n", ret);
>                         skb = (struct sk_buff *)rx_urb->urb.context;
>                         dev_kfree_skb(skb);
>                         usb_free_urb(&rx_urb->urb);
> --
> 2.43.0
>