Re: [PATCH] power: supply: ab8500_fg: fix obsolete function

[Sebastian Reichel]

Hi,

On Mon, Aug 27, 2018 at 06:49:15AM -0400, Ding Xiang wrote:
> simple_strtoul is obsolete, and use kstrtoint instead
> 
> Signed-off-by: Ding Xiang <dingxi...@cmss.chinamobile.com>
> ---

Thanks, queued.

-- Sebastian

>  drivers/power/supply/ab8500_fg.c | 21 +++++++++++++++------
>  1 file changed, 15 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/power/supply/ab8500_fg.c 
> b/drivers/power/supply/ab8500_fg.c
> index 02356f9..2bdadb5 100644
> --- a/drivers/power/supply/ab8500_fg.c
> +++ b/drivers/power/supply/ab8500_fg.c
> @@ -2582,11 +2582,12 @@ static ssize_t ab8505_powercut_flagtime_write(struct 
> device *dev,
>                                 const char *buf, size_t count)
>  {
>       int ret;
> -     long unsigned reg_value;
> +     int reg_value;
>       struct power_supply *psy = dev_get_drvdata(dev);
>       struct ab8500_fg *di = power_supply_get_drvdata(psy);
>  
> -     reg_value = simple_strtoul(buf, NULL, 10);
> +     if (kstrtoint(buf, 10, &reg_value))
> +             goto fail;
>  
>       if (reg_value > 0x7F) {
>               dev_err(dev, "Incorrect parameter, echo 0 (1.98s) - 127 
> (15.625ms) for flagtime\n");
> @@ -2636,7 +2637,9 @@ static ssize_t ab8505_powercut_maxtime_write(struct 
> device *dev,
>       struct power_supply *psy = dev_get_drvdata(dev);
>       struct ab8500_fg *di = power_supply_get_drvdata(psy);
>  
> -     reg_value = simple_strtoul(buf, NULL, 10);
> +     if (kstrtoint(buf, 10, &reg_value))
> +             goto fail;
> +
>       if (reg_value > 0x7F) {
>               dev_err(dev, "Incorrect parameter, echo 0 (0.0s) - 127 (1.98s) 
> for maxtime\n");
>               goto fail;
> @@ -2684,7 +2687,9 @@ static ssize_t ab8505_powercut_restart_write(struct 
> device *dev,
>       struct power_supply *psy = dev_get_drvdata(dev);
>       struct ab8500_fg *di = power_supply_get_drvdata(psy);
>  
> -     reg_value = simple_strtoul(buf, NULL, 10);
> +     if (kstrtoint(buf, 10, &reg_value))
> +             goto fail;
> +
>       if (reg_value > 0xF) {
>               dev_err(dev, "Incorrect parameter, echo 0 - 15 for number of 
> restart\n");
>               goto fail;
> @@ -2777,7 +2782,9 @@ static ssize_t ab8505_powercut_write(struct device *dev,
>       struct power_supply *psy = dev_get_drvdata(dev);
>       struct ab8500_fg *di = power_supply_get_drvdata(psy);
>  
> -     reg_value = simple_strtoul(buf, NULL, 10);
> +     if (kstrtoint(buf, 10, &reg_value))
> +             goto fail;
> +
>       if (reg_value > 0x1) {
>               dev_err(dev, "Incorrect parameter, echo 0/1 to disable/enable 
> Pcut feature\n");
>               goto fail;
> @@ -2849,7 +2856,9 @@ static ssize_t ab8505_powercut_debounce_write(struct 
> device *dev,
>       struct power_supply *psy = dev_get_drvdata(dev);
>       struct ab8500_fg *di = power_supply_get_drvdata(psy);
>  
> -     reg_value = simple_strtoul(buf, NULL, 10);
> +     if (kstrtoint(buf, 10, &reg_value))
> +             goto fail;
> +
>       if (reg_value > 0x7) {
>               dev_err(dev, "Incorrect parameter, echo 0 to 7 for debounce 
> setting\n");
>               goto fail;
> -- 
> 1.8.3.1
> 
> 
> 

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