netdev - Re: [PATCH] net: spider_net: Mark expected switch fall-through

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Message-Id: <20190729.111244.1579095115694062432.davem@davemloft.net>
Date:   Mon, 29 Jul 2019 11:12:44 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     gustavo@...eddedor.com
Cc:     kou.ishizaki@...hiba.co.jp, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, sfr@...b.auug.org.au,
        keescook@...omium.org
Subject: Re: [PATCH] net: spider_net: Mark expected switch fall-through

From: "Gustavo A. R. Silva" <gustavo@...eddedor.com>
Date: Sun, 28 Jul 2019 19:32:51 -0500

> Mark switch cases where we are expecting to fall through.
> 
> This patch fixes the following warning:
> 
> drivers/net/ethernet/toshiba/spider_net.c: In function 'spider_net_release_tx_chain':
> drivers/net/ethernet/toshiba/spider_net.c:783:7: warning: this statement may fall through [-Wimplicit-fallthrough=]
>     if (!brutal) {
>        ^
> drivers/net/ethernet/toshiba/spider_net.c:792:3: note: here
>    case SPIDER_NET_DESCR_RESPONSE_ERROR:
>    ^~~~
> 
> Notice that, in this particular case, the code comment is
> modified in accordance with what GCC is expecting to find.
> 
> Reported-by: Stephen Rothwell <sfr@...b.auug.org.au>
> Signed-off-by: Gustavo A. R. Silva <gustavo@...eddedor.com>

Applied.