linux-kernel - Re: [PATCH] net: hamradio: baycom_epp: Mark expected switch fall-through

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Message-Id: <20190729.140918.1981689572132412297.davem@davemloft.net>
Date:   Mon, 29 Jul 2019 14:09:18 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     gustavo@...eddedor.com
Cc:     t.sailer@...mni.ethz.ch, linux-hams@...r.kernel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        keescook@...omium.org
Subject: Re: [PATCH] net: hamradio: baycom_epp: Mark expected switch
 fall-through

From: "Gustavo A. R. Silva" <gustavo@...eddedor.com>
Date: Mon, 29 Jul 2019 15:12:31 -0500

> Mark switch cases where we are expecting to fall through.
> 
> This patch fixes the following warning (Building: i386):
> 
> drivers/net/hamradio/baycom_epp.c: In function ‘transmit’:
> drivers/net/hamradio/baycom_epp.c:491:7: warning: this statement may fall through [-Wimplicit-fallthrough=]
>     if (i) {
>        ^
> drivers/net/hamradio/baycom_epp.c:504:3: note: here
>    default:  /* fall through */
>    ^~~~~~~
> 
> Notice that, in this particular case, the code comment is
> modified in accordance with what GCC is expecting to find.
> 
> Signed-off-by: Gustavo A. R. Silva <gustavo@...eddedor.com>

Applied.