linux-kernel - Re: [Patch 1/2] kbuild: two trivial fixes for check headers

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Message-ID: <20090604091519.GA9571@uranus.ravnborg.org>
Date:	Thu, 4 Jun 2009 11:15:19 +0200
From:	Sam Ravnborg <sam@...nborg.org>
To:	Amerigo Wang <amwang@...hat.com>
Cc:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	linux-kbuild@...r.kernel.org
Subject: Re: [Patch 1/2] kbuild: two trivial fixes for check headers

On Thu, Jun 04, 2009 at 04:01:52AM -0400, Amerigo Wang wrote:
> 
> Remove a useless 'extern' in an exported header.
> Fix a comment headers_check.pl.

These two patches has nothing in commom.

> 
> Signed-off-by: WANG Cong <amwang@...hat.com>
> Cc: Sam Ravnborg <sam@...nborg.org>
> 
> ------
> diff --git a/include/mtd/jffs2-user.h b/include/mtd/jffs2-user.h
> index fa94b0e..10dc7ef 100644
> --- a/include/mtd/jffs2-user.h
> +++ b/include/mtd/jffs2-user.h
> @@ -18,7 +18,7 @@
>  #undef je32_to_cpu
>  #undef jemode_to_cpu
>  
> -extern int target_endian;
> +int target_endian;

You now declare a global variable named target_endian each time you include this file - which is wrong.
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