linux-kernel - Re: [PATCH] regulator: hi6421: mark hi6421_regulator_ldo_get_optimum

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Message-ID: <5303623.mSi73Wy9ko@wuerfel>
Date:   Wed, 31 Aug 2016 12:01:34 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     Baoyou Xie <baoyou.xie@...aro.org>
Cc:     lgirdwood@...il.com, broonie@...nel.org,
        linux-kernel@...r.kernel.org, xie.baoyou@....com.cn
Subject: Re: [PATCH] regulator: hi6421: mark hi6421_regulator_ldo_get_optimum_mode() static

On Wednesday, August 31, 2016 5:30:31 PM CEST Baoyou Xie wrote:
> We get 1 warning when building kernel with W=1:
> drivers/regulator/hi6421-regulator.c:480:14: warning: no previous prototype for
> 'hi6421_regulator_ldo_get_optimum_mode' [-Wmissing-prototypes]
> 
> In fact, this function is only used in the file in which it is
> declared and don't need a declaration, but can be made static.
> So this patch marks it 'static'.
> 
> Signed-off-by: Baoyou Xie <baoyou.xie@...aro.org>
> 

Acked-by: Arnd Bergmann <arnd@...db.de>