linux-kernel - Re: [PATCH net-next] net: dsa: mv88e6xxx: fix unreleased fwnode_handle in setup

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Message-ID: <11c644b5-e6e5-4c4c-9398-7a8e59519370@lunn.ch>
Date: Sat, 19 Oct 2024 23:59:02 +0200
From: Andrew Lunn <andrew@...n.ch>
To: Javier Carrasco <javier.carrasco.cruz@...il.com>
Cc: Florian Fainelli <f.fainelli@...il.com>,
	Vladimir Oltean <olteanv@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Linus Walleij <linus.walleij@...aro.org>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next] net: dsa: mv88e6xxx: fix unreleased
 fwnode_handle in setup_port()

On Sat, Oct 19, 2024 at 10:16:49PM +0200, Javier Carrasco wrote:
> 'ports_fwnode' is initialized via device_get_named_child_node(), which
> requires a call to fwnode_handle_put() when the variable is no longer
> required to avoid leaking memory.
> 
> Add the missing fwnode_handle_put() after 'ports_fwnode' has been used
> and is no longer required.

As you point out, the handle is obtained with
device_get_named_child_node(). It seems odd to use a fwnode_ function
not a device_ function to release the handle. Is there a device_
function?

	Andrew