Received-SPF: pass (google.com: domain of linux-kernel+bounces-101366-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) client-ip=2604:1380:45e3:2400::1;
Date: Wed, 13 Mar 2024 11:40:14 +0100
From: Samuel Thibault <samuel.thibault@ens-lyon.org>
To: Arnd Bergmann <arnd@kernel.org>
Cc: William Hubbs <w.d.hubbs@gmail.com>,
	Chris Brannon <chris@the-brannons.com>,
	Kirk Reiser <kirk@reisers.ca>,
	Nathan Chancellor <nathan@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Arnd Bergmann <arnd@arndb.de>,
	Nick Desaulniers <ndesaulniers@google.com>,
	Bill Wendling <morbo@google.com>,
	Justin Stitt <justinstitt@google.com>, speakup@linux-speakup.org,
	linux-kernel@vger.kernel.org, llvm@lists.linux.dev
Subject: Re: [PATCH] speakup: devsynth: remove c23 label
Message-ID: <20240313104014.thhiz2pektmqun4b@begin>
Mail-Followup-To: Samuel Thibault <samuel.thibault@ens-lyon.org>,
	Arnd Bergmann <arnd@kernel.org>,
	William Hubbs <w.d.hubbs@gmail.com>,
	Chris Brannon <chris@the-brannons.com>,
	Kirk Reiser <kirk@reisers.ca>,
	Nathan Chancellor <nathan@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Arnd Bergmann <arnd@arndb.de>,
	Nick Desaulniers <ndesaulniers@google.com>,
	Bill Wendling <morbo@google.com>,
	Justin Stitt <justinstitt@google.com>, speakup@linux-speakup.org,
	linux-kernel@vger.kernel.org, llvm@lists.linux.dev
References: <20240313100413.875280-1-arnd@kernel.org>
Precedence: bulk
MIME-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Disposition: inline
Content-Transfer-Encoding: 8bit
In-Reply-To: <20240313100413.875280-1-arnd@kernel.org>
Organization: I am not organized
User-Agent: NeoMutt/20170609 (1.8.3)

Hello,

I have already sent a fix to greg.

("speakup: Fix warning for label at end of compound statement")

Samuel

Arnd Bergmann, le mer. 13 mars 2024 11:04:03 +0100, a ecrit:
> From: Arnd Bergmann <arnd@arndb.de>
> 
> clang-16 and higher warn about a c23 C extension that is also a GNU extension:
> 
> drivers/accessibility/speakup/devsynth.c:111:3: error: label at end of compound statement is a C23 extension [-Werror,-Wc23-extensions]
> 
> clang-15 just produces an error here:
> 
> drivers/accessibility/speakup/devsynth.c:111:3: error: expected statement
> 
> This is apparently the only such warning in the kernel tree at the moment,
> so just convert it into standard C code using the equivalent 'continue'
> keyword.
> 
> Fixes: 807977260ae4 ("speakup: Add /dev/synthu device")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> ---
>  drivers/accessibility/speakup/devsynth.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/accessibility/speakup/devsynth.c b/drivers/accessibility/speakup/devsynth.c
> index da4d0f6aa5bf..76b5e942dc1b 100644
> --- a/drivers/accessibility/speakup/devsynth.c
> +++ b/drivers/accessibility/speakup/devsynth.c
> @@ -68,7 +68,7 @@ static ssize_t speakup_file_writeu(struct file *fp, const char __user *buffer,
>  			case 7: /* 0xfe */
>  			case 1: /* 0x80 */
>  				/* Invalid, drop */
> -				goto drop;
> +				continue;
>  
>  			case 0:
>  				/* ASCII, copy */
> @@ -96,7 +96,7 @@ static ssize_t speakup_file_writeu(struct file *fp, const char __user *buffer,
>  					if ((c & 0xc0) != 0x80)	{
>  						/* Invalid, drop the head */
>  						want = 1;
> -						goto drop;
> +						continue;
>  					}
>  					value = (value << 6) | (c & 0x3f);
>  					in++;
> @@ -107,7 +107,6 @@ static ssize_t speakup_file_writeu(struct file *fp, const char __user *buffer,
>  				want = 1;
>  				break;
>  			}
> -drop:
>  		}
>  
>  		count -= bytes;
> -- 
> 2.39.2
> 

-- 
Samuel
---
Pour une évaluation indépendante, transparente et rigoureuse !
Je soutiens la Commission d'Évaluation de l'Inria.