Re: [PATCH] cciss: fix build for PROC_FS disabled

From: Jens Axboe
Date: Wed Nov 17 2010 - 05:58:28 EST


On 2010-11-17 03:56, Linus Torvalds wrote:
> On Tue, Nov 16, 2010 at 5:00 PM, Randy Dunlap <randy.dunlap@xxxxxxxxxx> wrote:
>>
>> Fix cciss driver for CONFIG_PROC_FS not enabled:
>>
>> drivers/block/cciss.c:4929: error: 'proc_cciss' undeclared (first use in this function)
>
> Hmm. I would almost prefer to not have this #ifdef inside code, and
> solve it by simply moving the definition of "proc_cciss" to outside
> the other #ifdef CONFIG_PROC_FS.
>
> That way it allways stays NULL, and without CONFIG_PROC_FS the code in
> question will all be empty inline function calls anyway, so the
> compiler will compile it all away (at the cost of just keeping that
> one unnecessary variable around).
>
> I'd rather waste one useless pointer than have ugly source code.
>
> Comments?

Agree, I merged this:

http://git.kernel.dk/?p=linux-2.6-block.git;a=commit;h=bbe425cd9ae83eacd0c9f09df2bf56dc911a54cd

--
Jens Axboe

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