From: "Gustavo A. R. Silva" <gustavo@embeddedor.com>
To: Joern Engel <joern@lazybastard.org>,
David Woodhouse <dwmw2@infradead.org>,
Brian Norris <computersforpeace@gmail.com>,
Boris Brezillon <bbrezillon@kernel.org>,
Marek Vasut <marek.vasut@gmail.com>,
Richard Weinberger <richard@nod.at>
Cc: linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org,
Kees Cook <keescook@chromium.org>
Subject: Re: [PATCH] mtd: phram: Mark expected switch fall-throughs
Date: Wed, 20 Mar 2019 15:19:12 -0500 [thread overview]
Message-ID: <a5b310a1-d0ba-689b-100a-14a8204761a8@embeddedor.com> (raw)
In-Reply-To: <20190208180911.GA32525@embeddedor>
Hi all,
Friendly ping:
Who can take this?
Thanks
--
Gustavo
On 2/8/19 12:09 PM, Gustavo A. R. Silva wrote:
> In preparation to enabling -Wimplicit-fallthrough, mark switch
> cases where we are expecting to fall through.
>
> This patch fixes the following warnings:
>
> drivers/mtd/devices/phram.c: In function ‘parse_num64’:
> drivers/mtd/devices/phram.c:149:11: warning: this statement may fall through [-Wimplicit-fallthrough=]
> shift += 10;
> ~~~~~~^~~~~
> drivers/mtd/devices/phram.c:150:4: note: here
> case 'M':
> ^~~~
> drivers/mtd/devices/phram.c:151:11: warning: this statement may fall through [-Wimplicit-fallthrough=]
> shift += 10;
> ~~~~~~^~~~~
> drivers/mtd/devices/phram.c:152:4: note: here
> case 'k':
> ^~~~
>
> Warning level 3 was used: -Wimplicit-fallthrough=3
>
> This patch is part of the ongoing efforts to enabling
> -Wimplicit-fallthrough.
>
> Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
> ---
> drivers/mtd/devices/phram.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/mtd/devices/phram.c b/drivers/mtd/devices/phram.c
> index 9ee04b5f9311..8a8627c30aed 100644
> --- a/drivers/mtd/devices/phram.c
> +++ b/drivers/mtd/devices/phram.c
> @@ -147,8 +147,10 @@ static int parse_num64(uint64_t *num64, char *token)
> switch (token[len - 2]) {
> case 'G':
> shift += 10;
> + /* fall through */
> case 'M':
> shift += 10;
> + /* fall through */
> case 'k':
> shift += 10;
> token[len - 2] = 0;
>
next prev parent reply other threads:[~2019-03-20 20:19 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-08 18:09 [PATCH] mtd: phram: Mark expected switch fall-throughs Gustavo A. R. Silva
2019-03-20 20:19 ` Gustavo A. R. Silva [this message]
2019-04-10 21:16 ` Gustavo A. R. Silva
2019-04-10 21:46 ` Kees Cook
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