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Date:   Wed, 29 Nov 2023 17:17:00 -0700
From:   Nathan Chancellor <nathan@kernel.org>
To:     Masahiro Yamada <masahiroy@kernel.org>
Cc:     linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org,
        Nicolas Schier <nicolas@fjasle.eu>
Subject: Re: [PATCH 1/3] modpost: move __attribute__((format(printf, 2, 3)))
 to modpost.h
Message-ID: <20231130001700.GB2513828@dev-arch.thelio-3990X>
References: <20231125103116.797608-1-masahiroy@kernel.org>
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On Sat, Nov 25, 2023 at 07:31:14PM +0900, Masahiro Yamada wrote:
> This attribute must be added to the function declaration in a header
> for comprehensive checking of all the callsites.
> 
> Fixes: 6d9a89ea4b06 ("kbuild: declare the modpost error functions as printf like")
> Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>

Reviewed-by: Nathan Chancellor <nathan@kernel.org>

> ---
> 
>  scripts/mod/modpost.c | 3 +--
>  scripts/mod/modpost.h | 3 ++-
>  2 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
> index cb6406f485a9..ca0a90158f85 100644
> --- a/scripts/mod/modpost.c
> +++ b/scripts/mod/modpost.c
> @@ -60,8 +60,7 @@ static unsigned int nr_unresolved;
>  
>  #define MODULE_NAME_LEN (64 - sizeof(Elf_Addr))
>  
> -void __attribute__((format(printf, 2, 3)))
> -modpost_log(enum loglevel loglevel, const char *fmt, ...)
> +void modpost_log(enum loglevel loglevel, const char *fmt, ...)
>  {
>  	va_list arglist;
>  
> diff --git a/scripts/mod/modpost.h b/scripts/mod/modpost.h
> index 69baf014da4f..9fe974dc1a52 100644
> --- a/scripts/mod/modpost.h
> +++ b/scripts/mod/modpost.h
> @@ -197,7 +197,8 @@ enum loglevel {
>  	LOG_FATAL
>  };
>  
> -void modpost_log(enum loglevel loglevel, const char *fmt, ...);
> +void __attribute__((format(printf, 2, 3)))
> +modpost_log(enum loglevel loglevel, const char *fmt, ...);
>  
>  /*
>   * warn - show the given message, then let modpost continue running, still
> -- 
> 2.40.1
>