linux-kernel - Re: [RFC 2/2] staging: android: ion: Add of_ion_device

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Date:	Wed, 23 Mar 2016 07:55:35 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Moritz Fischer <moritz.fischer@...us.com>
Cc:	arnd@...db.de, gregkh@...uxfoundation.org, arve@...roid.com,
	riandrews@...roid.com, labbott@...hat.com, gioh.kim@....com,
	sumit.semwal@...aro.org, sriram@...irs.net.in,
	linux-kernel@...r.kernel.org, devel@...verdev.osuosl.org
Subject: Re: [RFC 2/2] staging: android: ion: Add of_ion_device_get function

On Tue, Mar 22, 2016 at 03:33:51PM -0700, Moritz Fischer wrote:
> +struct ion_device *of_ion_device_get(struct device_node *node)
> +{
> +	struct miscdevice *mdev = of_misc_get(node);
> +
> +	if (IS_ERR(mdev))
> +		return ERR_PTR(PTR_ERR(mdev));

Use ERR_CAST() for this.

regarda,
dan carpenter