linux-kernel - Re: [PATCH] watchdog: pc87413: Mark expected switch fall-through

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <ceb0ac6a-df12-4e01-167a-39e306723dde@embeddedor.com>
Date:   Tue, 26 Feb 2019 11:46:09 -0600
From:   "Gustavo A. R. Silva" <gustavo@...eddedor.com>
To:     Guenter Roeck <linux@...ck-us.net>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>
Cc:     linux-watchdog@...r.kernel.org, linux-kernel@...r.kernel.org,
        Kees Cook <keescook@...omium.org>
Subject: Re: [PATCH] watchdog: pc87413: Mark expected switch fall-through

Hi all,

Friendly ping:

Who can take this?

Thanks
--
Gustavo


On 2/18/19 11:50 AM, Gustavo A. R. Silva wrote:
> 
> 
> On 2/18/19 10:09 AM, Guenter Roeck wrote:
>> On 2/14/19 12:26 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 warning:
>>>
>>> drivers/watchdog/pc87413_wdt.c: In function ‘pc87413_ioctl’:
>>> drivers/watchdog/pc87413_wdt.c:439:3: warning: this statement may fall through [-Wimplicit-fallthrough=]
>>>     pc87413_refresh();
>>>     ^~~~~~~~~~~~~~~~~
>>> drivers/watchdog/pc87413_wdt.c:441:2: note: here
>>>    case WDIOC_GETTIMEOUT:
>>>    ^~~~
>>>
>>> Warning level 3 was used: -Wimplicit-fallthrough=3
>>>
>>> Notice that, in this particular case, the code comment is modified
>>> in accordance with what GCC is expecting to find.
>>>
>>> This patch is part of the ongoing efforts to enable
>>> -Wimplicit-fallthrough.
>>>
>>> Signed-off-by: Gustavo A. R. Silva <gustavo@...eddedor.com>
>>
>> Reviewed-by: Guenter Roeck <linux@...ck-us.net>
>>
> 
> Thanks, Guenter.
> 
> --
> Gustavo
>