netdev - Re: [PATCH v2 2/2] net: macb: add of_node

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Message-ID: <5ee14624-9252-69c5-d848-26db19e443fc@microchip.com>
Date:   Wed, 8 Nov 2017 10:26:41 +0100
From:   Nicolas Ferre <nicolas.ferre@...rochip.com>
To:     Michael Grzeschik <m.grzeschik@...gutronix.de>
CC:     <netdev@...r.kernel.org>, <kernel@...gutronix.de>, <andrew@...n.ch>
Subject: Re: [PATCH v2 2/2] net: macb: add of_node_put to error paths

On 08/11/2017 at 09:56, Michael Grzeschik wrote:
> We add the call of_node_put(bp->phy_node) to all associated error
> paths for memory clean up.
> 
> Signed-off-by: Michael Grzeschik <m.grzeschik@...gutronix.de>
Acked-by: Nicolas Ferre <nicolas.ferre@...rochip.com>
> ---
> v2: removed extra of_node_put from macb_remove
> 
>  drivers/net/ethernet/cadence/macb_main.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
> index b7846d6e9234e..0f24ca5a24b53 100644
> --- a/drivers/net/ethernet/cadence/macb_main.c
> +++ b/drivers/net/ethernet/cadence/macb_main.c
> @@ -611,6 +611,7 @@ static int macb_mii_init(struct macb *bp)
>  err_out_unregister_bus:
>  	mdiobus_unregister(bp->mii_bus);
>  err_out_free_mdiobus:
> +	of_node_put(bp->phy_node);
>  	if (np && of_phy_is_fixed_link(np))
>  		of_phy_deregister_fixed_link(np);
>  	mdiobus_free(bp->mii_bus);
> @@ -3554,6 +3555,7 @@ static int macb_probe(struct platform_device *pdev)
>  err_out_unregister_mdio:
>  	phy_disconnect(dev->phydev);
>  	mdiobus_unregister(bp->mii_bus);
> +	of_node_put(bp->phy_node);
>  	if (np && of_phy_is_fixed_link(np))
>  		of_phy_deregister_fixed_link(np);
>  	mdiobus_free(bp->mii_bus);
> 


-- 
Nicolas Ferre