Re: [PATCH 5/5] usb: gadget: net2280: Use pr_* function

[Alan Stern]

On Mon, 19 May 2014, Ricardo Ribalda Delgado wrote:

> Driver was using custom functions WARNING, ERROR, DEBUG, instead of
>  pr_err, pr_dgb...

What's wrong with that, and why bother to change it?

> diff --git a/drivers/usb/gadget/net2280.c b/drivers/usb/gadget/net2280.c
> index e67ae96..11800bb 100644
> --- a/drivers/usb/gadget/net2280.c
> +++ b/drivers/usb/gadget/net2280.c
> @@ -210,7 +210,7 @@ static int net2280_enable(struct usb_ep *_ep,
>  	 * use it instead of troublesome (non-bulk) multi-packet DMA.
>  	 */
>  	if (ep->dma && (max % 4) != 0 && use_dma_chaining) {
> -		DEBUG(ep->dev, "%s, no dma for maxpacket %d\n",
> +		dev_dbg(GETDEV(ep->dev), "%s, no dma for maxpacket %d\n",

Don't you think that the new code is harder to read than the original?  
Why go to a lot of trouble just to make things worse?

Alan Stern

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