linux-kernel - Re: [PATCH] misc: sram: remove useless #ifdef

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Date:   Tue, 22 Nov 2016 18:59:40 +0100
From:   Alexandre Belloni <alexandre.belloni@...e-electrons.com>
To:     Vladimir Zapolskiy <vz@...ia.com>
Cc:     Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "David S. Miller" <davem@...emloft.net>,
        Marcin Wojtas <mw@...ihalf.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] misc: sram: remove useless #ifdef

Hi,

On 22/11/2016 at 19:47:52 +0200, Vladimir Zapolskiy wrote :
> Hi Arnd,
> 
> On 11/22/2016 04:30 PM, Arnd Bergmann wrote:
> > A recent patch added a new function that is now unused whenever
> > CONFIG_OF is disabled:
> > 
> > drivers/misc/sram.c:342:12: error: 'atmel_securam_wait' defined but not used [-Werror=unused-function]
> > 
> > There is actually no reason for the #ifdef, because the driver
> > currently cannot be used in a meaningful way without CONFIG_OF,
> > and there is no compile-time dependency.
> > 
> > Removing that #ifdef and the respective of_match_ptr() avoids the
> > warning and simplifies the driver slightly.
> > 
> > Fixes: 2ae2e28852f2 ("misc: sram: add Atmel securam support")
> 
> I can not find the referenced commit on Torvald's branch,
> won't it be rebased and get a changed commit hash after merge?
> 

No, it won't be rebased, the merge will keep the commit ID.


-- 
Alexandre Belloni, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com