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

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Message-ID: <4A27927E.9090800@redhat.com>
Date:	Thu, 04 Jun 2009 17:23:10 +0800
From:	Amerigo Wang <amwang@...hat.com>
To:	Sam Ravnborg <sam@...nborg.org>
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

Sam Ravnborg wrote:
> 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.
>   

They are both about kernel headers stuff.

>   
>> 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.
>   
Why? 'make headers_check' complains about it.

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