Re: [PATCH][next] Input: Fix fall-through warning for Clang

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Hi Joe,

On Mon, Jun 07, 2021 at 03:02:40PM -0700, Joe Perches wrote:
> On Mon, 2021-06-07 at 16:48 -0500, Gustavo A. R. Silva wrote:
> > In preparation to enable -Wimplicit-fallthrough for Clang, fix a
> > warning by explicitly adding a fallthrough; statement.
> []
> > diff --git a/drivers/input/joystick/sidewinder.c b/drivers/input/joystick/sidewinder.c
> []
> > @@ -660,6 +660,7 @@ static int sw_connect(struct gameport *gameport, struct gameport_driver *drv)
> >  					fallthrough;
> >  				case 45:				/* Ambiguous packet length */
> >  					if (j <= 40) {			/* ID length less or eq 40 -> FSP */
> > +					fallthrough;
> >  				case 43:
> >  						sw->type = SW_ID_FSP;
> >  						break;
> 
> Yuck.  Super ugly.  There's no need to play games with indentation.

Yeah, the original code is not pretty :(

> 
> Perhaps the simpler:
> 
> 				case 43:
> 					sw->type = SW_ID_FSP;
> 					break;
> 				case 45:				/* Ambiguous packet length */
> 					if (j <= 40) {			/* ID length less or eq 40 -> FSP */
> 						sw->type = SW_ID_FSP;
> 						break;
> 					}
> 					sw->number++;
> 					fallthrough;
> 
> 

Could you resubmit this version properly formatted?

Thanks.
 
-- 
Dmitry



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