netdev - Re: [PATCH net v2 5/5] net: qcom/emac: fix of

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Message-ID: <20170110084327.GA3501@localhost>
Date:   Tue, 10 Jan 2017 09:43:27 +0100
From:   Johan Hovold <johan@...nel.org>
To:     Timur Tabi <timur@...eaurora.org>
Cc:     Johan Hovold <johan@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Florian Fainelli <f.fainelli@...il.com>,
        Madalin Bucur <madalin.bucur@....com>,
        Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...oirfairelinux.com>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net v2 5/5] net: qcom/emac: fix of_node and phydev leaks

On Mon, Jan 09, 2017 at 01:49:53PM -0600, Timur Tabi wrote:
> On 11/24/2016 12:21 PM, Johan Hovold wrote:
> > +	if (!has_acpi_companion(&pdev->dev))
> > +		put_device(&adpt->phydev->mdio.dev);
> 
> I was wondering if, instead of calling put_device() only on non-ACPI systems, 
> would it be better if on an ACPI system I called get_device() manually?  That 
> is, some thing like this:
> 
> int emac_phy_config(struct platform_device *pdev, struct emac_adapter *adpt)
> {
> ...
> 	if (has_acpi_companion(&pdev->dev)) {
> ...
> 		get_device(&mii_bus->dev);
> 	} else {
> ...

Yeah, that's better.

Thanks,
Johan