Re: [PATCH] usb: gadget: atmel_usba_udc: Mark expected switch fall-through

[Alexandre Belloni]

On 05/08/2019 13:48:42-0500, Gustavo A. R. Silva wrote:
> Mark switch cases where we are expecting to fall through.
> 
> This patch fixes the following warning (Building: at91_dt_defconfig arm):
> 
> drivers/usb/gadget/udc/atmel_usba_udc.c:329:13: warning: this statement may fall through [-Wimplicit-fallthrough=]
> 
> Signed-off-by: Gustavo A. R. Silva <gustavo@xxxxxxxxxxxxxx>
Acked-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx>

> ---
>  drivers/usb/gadget/udc/atmel_usba_udc.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c b/drivers/usb/gadget/udc/atmel_usba_udc.c
> index 503d275bc4c4..86ffc8307864 100644
> --- a/drivers/usb/gadget/udc/atmel_usba_udc.c
> +++ b/drivers/usb/gadget/udc/atmel_usba_udc.c
> @@ -327,6 +327,7 @@ static int usba_config_fifo_table(struct usba_udc *udc)
>  	switch (fifo_mode) {
>  	default:
>  		fifo_mode = 0;
> +		/* fall through */
>  	case 0:
>  		udc->fifo_cfg = NULL;
>  		n = 0;
> -- 
> 2.22.0
> 

-- 
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com