On Sun, Aug 23, 2020 at 12:45:13PM +0200, Sam Ravnborg wrote:
> Use dev_err_probe() to make some of the error handling
> simpler in the probe function.
> 
> Signed-off-by: Sam Ravnborg <[email protected]>
> Cc: Lee Jones <[email protected]>
> Cc: Daniel Thompson <[email protected]>
> Cc: Jingoo Han <[email protected]>

Reviewed-by: Daniel Thompson <[email protected]>


> ---
>  drivers/video/backlight/gpio_backlight.c | 10 +++-------
>  1 file changed, 3 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/video/backlight/gpio_backlight.c 
> b/drivers/video/backlight/gpio_backlight.c
> index dc9354dc5e6a..1d509b626b12 100644
> --- a/drivers/video/backlight/gpio_backlight.c
> +++ b/drivers/video/backlight/gpio_backlight.c
> @@ -65,13 +65,9 @@ static int gpio_backlight_probe(struct platform_device 
> *pdev)
>       def_value = device_property_read_bool(dev, "default-on");
>  
>       gbl->gpiod = devm_gpiod_get(dev, NULL, GPIOD_ASIS);
> -     if (IS_ERR(gbl->gpiod)) {
> -             ret = PTR_ERR(gbl->gpiod);
> -             if (ret != -EPROBE_DEFER)
> -                     dev_err(dev,
> -                             "Error: The gpios parameter is missing or 
> invalid.\n");
> -             return ret;
> -     }
> +     if (IS_ERR(gbl->gpiod))
> +             return dev_err_probe(dev, PTR_ERR(gbl->gpiod),
> +                                  "The gpios parameter is missing or 
> invalid.\n");
>  
>       memset(&props, 0, sizeof(props));
>       props.type = BACKLIGHT_RAW;
> -- 
> 2.25.1
> 
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