Re: [PATCH] rtl8xxxu: mark expected switch fall-throughs

From: Joe Perches
Date: Wed Oct 11 2017 - 13:47:26 EST


On Wed, 2017-10-11 at 12:54 +0000, David Laight wrote:
> From: Joe Perches
> > Sent: 11 October 2017 11:21
> > On Tue, 2017-10-10 at 14:30 -0500, Gustavo A. R. Silva wrote:
> > > In preparation to enabling -Wimplicit-fallthrough, mark switch cases
> > > where we are expecting to fall through.
> >
> > perhaps use Arnaldo's idea:
> >
> > https://lkml.org/lkml/2017/2/9/845
> > https://lkml.org/lkml/2017/2/10/485
>
> gah, that is even uglier and requires a chase through
> headers to find out what it means.

Sure, if you think __fallthrough; isn't self-documenting.

case foo;
bar;
__fallthrough;
case baz;
etc...