linux-kernel - Re: [PATCH] Remove 'type' argument from access

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Date:   Fri, 04 Jan 2019 18:36:59 +0100
From:   LEROY Christophe <christophe.leroy@....fr>
To:     sparclinux@...r.kernel.org, Mathieu Malaterre <malat@...ian.org>
Cc:     linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>
Subject: Re: [PATCH] Remove 'type' argument from access_ok() function

Mathieu Malaterre <malat@...ian.org> a écrit :

> In commit 05a4ab823983 ("powerpc/uaccess: fix warning/error with
> access_ok()") an attempt was made to remove a warning by referencing the
> variable `type`, however in commit 96d4f267e40f ("Remove 'type' argument
> from access_ok() function") the variable `type` has been removed.
>
> Revert commit 05a4ab823983 ("powerpc/uaccess: fix warning/error with
> access_ok()") to fix the following compilation error:
>
>   arch/powerpc/include/asm/uaccess.h:66:32: error: ‘type’ undeclared  
> (first use in this function)
>
> Signed-off-by: Mathieu Malaterre <malat@...ian.org>

Should you add a Fixes:  96d4f267e40f ?

Note that sparc arch will have the same issue.

Christophe

> ---
>  arch/powerpc/include/asm/uaccess.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/powerpc/include/asm/uaccess.h  
> b/arch/powerpc/include/asm/uaccess.h
> index b31bf45eebd4..5f0c98e511a0 100644
> --- a/arch/powerpc/include/asm/uaccess.h
> +++ b/arch/powerpc/include/asm/uaccess.h
> @@ -63,7 +63,7 @@ static inline int __access_ok(unsigned long addr,  
> unsigned long size,
>  #endif
>
>  #define access_ok(addr, size)		\
> -	(__chk_user_ptr(addr), (void)(type),		\
> +	(__chk_user_ptr(addr),			\
>  	 __access_ok((__force unsigned long)(addr), (size), get_fs()))
>
>  /*
> --
> 2.19.2