On Thursday 09 March 2017 11:19:56 Arvind Yadav wrote:
> Here, This patch is to handle a return error from dell_get_intensity.
> This change is done using Coccinelle.
> 
> Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com>

Ok, seems good. You can add my Acked-By.

> ---
>  drivers/platform/x86/dell-laptop.c | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/drivers/platform/x86/dell-laptop.c 
> b/drivers/platform/x86/dell-laptop.c
> index f57dd28..7fcf680 100644
> --- a/drivers/platform/x86/dell-laptop.c
> +++ b/drivers/platform/x86/dell-laptop.c
> @@ -2053,11 +2053,17 @@ static int __init dell_init(void)
>  
>               dell_backlight_device->props.brightness =
>                       dell_get_intensity(dell_backlight_device);
> +             if (dell_backlight_device->props.brightness < 0) {
> +                     ret = dell_backlight_device->props.brightness;
> +                     goto fail_get_brightness;
> +             }
>               backlight_update_status(dell_backlight_device);
>       }
>  
>       return 0;
>  
> +fail_get_brightness:
> +     backlight_device_unregister(dell_backlight_device);
>  fail_backlight:
>       dell_cleanup_rfkill();
>  fail_rfkill:

-- 
Pali Rohár
pali.ro...@gmail.com

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