linux-kernel - Re: [PATCH 4/4] usb: typec: tipd: Move tps6598x

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Date:   Wed, 16 Nov 2022 14:30:44 +0200
From:   Heikki Krogerus <heikki.krogerus@...ux.intel.com>
To:     Sven Peter <sven@...npeter.dev>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/4] usb: typec: tipd: Move tps6598x_disconnect error
 path to its own label

On Mon, Nov 14, 2022 at 06:44:49PM +0100, Sven Peter wrote:
> While the code currently correctly calls tps6598x_disconnect before jumping
> to the error cleanup label it's inconsistent compared to all the other cleanup
> actions and prone to introduce bugs if any more resources are added.
> 
> Signed-off-by: Sven Peter <sven@...npeter.dev>

Reviewed-by: Heikki Krogerus <heikki.krogerus@...ux.intel.com>

> ---
>  drivers/usb/typec/tipd/core.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c
> index c35501a92b4d..22ff212e05e6 100644
> --- a/drivers/usb/typec/tipd/core.c
> +++ b/drivers/usb/typec/tipd/core.c
> @@ -850,16 +850,16 @@ static int tps6598x_probe(struct i2c_client *client)
>  					irq_handler,
>  					IRQF_SHARED | IRQF_ONESHOT,
>  					dev_name(&client->dev), tps);
> -	if (ret) {
> -		tps6598x_disconnect(tps, 0);
> -		goto err_unregister_port;
> -	}
> +	if (ret)
> +		goto err_disconnect;
>  
>  	i2c_set_clientdata(client, tps);
>  	fwnode_handle_put(fwnode);
>  
>  	return 0;
>  
> +err_disconnect:
> +	tps6598x_disconnect(tps, 0);
>  err_unregister_port:
>  	typec_unregister_port(tps->port);
>  err_role_put:

thanks,

-- 
heikki