linux-kernel - Re: [PATCH] speakup: remove usage of non-standard u

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Message-ID: <Y2u3Rx30Zp39cFq0@kroah.com>
Date:   Wed, 9 Nov 2022 15:20:55 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Yureka <yuka@...a.dev>
Cc:     samuel.thibault@...-lyon.org, w.d.hubbs@...il.com,
        chris@...-brannons.com, speakup@...ux-speakup.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] speakup: remove usage of non-standard u_char

On Tue, Oct 11, 2022 at 02:17:43AM +0200, Yureka wrote:
> From: Yureka Lilian <yuka@...a.dev>
> 
> This code is included in the build tools makemapdata and genmap, and it
> expects that libc exposes a definition of u_char. But u_char is not
> defined in either C or POSIX standards, and some systems don't have it.
> Namely this breaks the build on hosts using musl libc, because musl only
> exposes u_char if _GNU_SOURCE is defined.
> 
> Signed-off-by: Yureka Lilian <yuka@...a.dev>
> ---
>  drivers/accessibility/speakup/utils.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/accessibility/speakup/utils.h b/drivers/accessibility/speakup/utils.h
> index 4bf2ee8ac..4ce9a12f7 100644
> --- a/drivers/accessibility/speakup/utils.h
> +++ b/drivers/accessibility/speakup/utils.h
> @@ -54,7 +54,7 @@ static inline int oops(const char *msg, const char *info)
>  
>  static inline struct st_key *hash_name(char *name)
>  {
> -   u_char *pn = (u_char *)name;
> +   unsigned char *pn = (unsigned char *)name;
>     int hash = 0;
>  
>     while (*pn) {
> -- 
> 2.37.3

This patch is corrupted and can not be applied.  Please fix up and add
the proper cc: stable tag when you resend it.

thanks,

greg k-h