[PATCH 07/18] leds: gpio: switch to device_for_each_child_node_scoped()

Andy Shevchenko andy.shevchenko at gmail.com
Sat Nov 23 11:35:37 PST 2024


Fri, Sep 27, 2024 at 01:20:58AM +0200, Javier Carrasco kirjoitti:
> Switch to device_for_each_child_node_scoped() to simplify the code by
> removing the need for calls to fwnode_handle_put() in the error paths.
> 
> This also prevents possible memory leaks if new error paths are added
> without the required call to fwnode_handle_put().

...

>  		if (IS_ERR(led.gpiod)) {
>  			dev_err_probe(dev, PTR_ERR(led.gpiod), "Failed to get GPIO '%pfw'\n",
>  				      child);
> -			fwnode_handle_put(child);
>  			return ERR_CAST(led.gpiod);

Here you may use dev_err_ptr_probe()

>  		}

-- 
With Best Regards,
Andy Shevchenko





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