linux-kernel - Re: [PATCH 2/2][next] m68k: amiga: config: Mark expected switch fall-through

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Date:   Mon, 20 Apr 2020 09:17:15 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     "Gustavo A. R. Silva" <gustavo@...eddedor.com>
Cc:     linux-m68k <linux-m68k@...ts.linux-m68k.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2][next] m68k: amiga: config: Mark expected switch fall-through

On Fri, Mar 27, 2020 at 12:25 AM Gustavo A. R. Silva
<gustavo@...eddedor.com> wrote:
> Mark switch cases where we are expecting to fall through.
>
> This patch fixes the following warning (Building: allmodconfig m68k):
>
> arch/m68k/amiga/config.c: In function ‘amiga_identify’:
> ./arch/m68k/include/asm/amigahw.h:42:50: warning: this statement may fall through [-Wimplicit-fallthrough=]
>  #define AMIGAHW_SET(name) (amiga_hw_present.name = 1)
>                            ~~~~~~~~~~~~~~~~~~~~~~~^~~~
> arch/m68k/amiga/config.c:223:3: note: in expansion of macro ‘AMIGAHW_SET’
>    AMIGAHW_SET(PCMCIA);
>    ^~~~~~~~~~~
> arch/m68k/amiga/config.c:224:2: note: here
>   case AMI_500:
>   ^~~~
>
> Replace the existing /* fall through */ comments and fix the issue above
> by using the new pseudo-keyword fallthrough;
>
> Signed-off-by: Gustavo A. R. Silva <gustavo@...eddedor.com>

Reviewed-by: Geert Uytterhoeven <geert@...ux-m68k.org>
i.e. will queue in the m68k for-v5.8 branch.

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds