Re: [PATCH v2] WAN: Adding support for Infineon PEF2256 E1 chipset(FALC56)

[Govindarajulu Varadarajan]

On Fri, 1 Nov 2013, Christophe Leroy wrote:

> diff -urN a/drivers/net/wan/pef2256.c b/drivers/net/wan/pef2256.c
[..]
> +static int pef2256_remove(struct platform_device *pdev)
> +{
> +	struct net_device *ndev = dev_get_drvdata(&pdev->dev);
> +	struct pef2256_dev_priv *priv = dev_to_hdlc(ndev)->priv;
> +
> +
> +	device_remove_file(priv->dev, &dev_attr_regs);
> +	device_remove_file(priv->dev, &dev_attr_Tx_TS);
> +	device_remove_file(priv->dev, &dev_attr_Rx_TS);
> +	device_remove_file(priv->dev, &dev_attr_mode);
> +
> +	unregister_hdlc_device(priv->netdev);
> +
> +	free_netdev(priv->netdev);
> +
> +	iounmap(priv->base_addr);
> +
> +	kfree(priv);
> +
> +	dev_set_drvdata(&pdev->dev, NULL);

dev_set_drvdata is not necessary. driver core clears the driver data to NULL
after device_release or on probe failure.

//govind
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