linux-kernel - Re: [PATCH] mc13783-regulator: fix vaild voltage range checking for mc13783_fixed_regulator_set

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Date:	Thu, 6 May 2010 08:41:35 +0200
From:	Sascha Hauer <s.hauer@...gutronix.de>
To:	Axel Lin <axel.lin@...il.com>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Liam Girdwood <lrg@...mlogic.co.uk>
Subject: Re: [PATCH] mc13783-regulator: fix vaild voltage range checking
	for mc13783_fixed_regulator_set_voltage

On Thu, May 06, 2010 at 10:54:29AM +0800, Axel Lin wrote:
> In the case of "min_uV == max_uV == mc13783_regulators[id].voltages[0]",
> mc13783_fixed_regulator_set_voltage should return 0 instead of -EINVAL.
> 
> This patch also adds a missing ">" character for MODULE_AUTHOR, a
> trivial fix.
> 
> Signed-off-by: Axel Lin <axel.lin@...il.com>
> Cc: Mark Brown <broonie@...nsource.wolfsonmicro.com>
> Cc: Liam Girdwood <lrg@...mlogic.co.uk>

Acked-by: Sascha Hauer <s.hauer@...gutronix.de>

> ---
>  drivers/regulator/mc13783-regulator.c |    6 +++---
>  1 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/regulator/mc13783-regulator.c
> b/drivers/regulator/mc13783-regulator.c
> index ad036dd..4597d50 100644
> --- a/drivers/regulator/mc13783-regulator.c
> +++ b/drivers/regulator/mc13783-regulator.c
> @@ -440,8 +440,8 @@ static int
> mc13783_fixed_regulator_set_voltage(struct regulator_dev *rdev,
>  	dev_dbg(rdev_get_dev(rdev), "%s id: %d min_uV: %d max_uV: %d\n",
>  		__func__, id, min_uV, max_uV);
>  
> -	if (min_uV > mc13783_regulators[id].voltages[0] &&
> -	    max_uV < mc13783_regulators[id].voltages[0])
> +	if (min_uV >= mc13783_regulators[id].voltages[0] &&
> +	    max_uV <= mc13783_regulators[id].voltages[0])
>  		return 0;
>  	else
>  		return -EINVAL;
> @@ -649,6 +649,6 @@ static void __exit mc13783_regulator_exit(void)
>  module_exit(mc13783_regulator_exit);
>  
>  MODULE_LICENSE("GPL v2");
> -MODULE_AUTHOR("Sascha Hauer <s.hauer@...gutronix.de");
> +MODULE_AUTHOR("Sascha Hauer <s.hauer@...gutronix.de>");
>  MODULE_DESCRIPTION("Regulator Driver for Freescale MC13783 PMIC");
>  MODULE_ALIAS("platform:mc13783-regulator");
> -- 
> 1.5.4.3
> 
> 
> 
> 

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