Re: [PATCH] power: supply: ab8500: Fix error handling in ab8500_charger_init()

[Sebastian Reichel <sebastian.reichel@collabora.com>]

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Hi,

On Thu, Nov 24, 2022 at 03:19:32AM +0000, Yuan Can wrote:
> The ab8500_charger_init() returns the platform_driver_register() directly
> without checking its return value, if platform_driver_register() failed,
> all ab8500_charger_component_drivers are not unregistered.
> 
> Fix by unregister ab8500_charger_component_drivers when
> platform_driver_register() failed.
> 
> Fixes: 1c1f13a006ed ("power: supply: ab8500: Move to componentized binding")
> Signed-off-by: Yuan Can <yuancan@huawei.com>
> ---

Thanks, queued.

-- Sebastian

>  drivers/power/supply/ab8500_charger.c | 9 ++++++++-
>  1 file changed, 8 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/power/supply/ab8500_charger.c b/drivers/power/supply/ab8500_charger.c
> index c19c50442761..58757a5799f8 100644
> --- a/drivers/power/supply/ab8500_charger.c
> +++ b/drivers/power/supply/ab8500_charger.c
> @@ -3719,7 +3719,14 @@ static int __init ab8500_charger_init(void)
>  	if (ret)
>  		return ret;
>  
> -	return platform_driver_register(&ab8500_charger_driver);
> +	ret = platform_driver_register(&ab8500_charger_driver);
> +	if (ret) {
> +		platform_unregister_drivers(ab8500_charger_component_drivers,
> +				ARRAY_SIZE(ab8500_charger_component_drivers));
> +		return ret;
> +	}
> +
> +	return 0;
>  }
>  
>  static void __exit ab8500_charger_exit(void)
> -- 
> 2.17.1
> 

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