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From: Andy Shevchenko <andy.shevchenko@gmail.com>
Date: Sat, 23 Nov 2024 21:35:37 +0200
To: Javier Carrasco <javier.carrasco.cruz@gmail.com>
Cc: Pavel Machek <pavel@ucw.cz>, Lee Jones <lee@kernel.org>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>,
	Gene Chen <gene_chen@richtek.com>,
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	linux-arm-kernel@lists.infradead.org,
	linux-mediatek@lists.infradead.org, linux-sunxi@lists.linux.dev
Subject: Re: [PATCH 07/18] leds: gpio: switch to
 device_for_each_child_node_scoped()
Message-ID: <Z0IuidPSjPIla9Z9@surfacebook.localdomain>
References: <20240927-leds_device_for_each_child_node_scoped-v1-0-95c0614b38c8@gmail.com>
 <20240927-leds_device_for_each_child_node_scoped-v1-7-95c0614b38c8@gmail.com>
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In-Reply-To: <20240927-leds_device_for_each_child_node_scoped-v1-7-95c0614b38c8@gmail.com>

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