linux-kernel - Re: [PATCH] drivers/core/of: Add symlink to device-tree from devices with an OF node

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Date:	Wed, 19 Nov 2014 10:39:41 +1100
From:	Jeremy Kerr <jeremy.kerr@....ibm.com>
To:	Rob Herring <robherring2@...il.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>
CC:	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Arnd Bergmann <arnd@...db.de>, Olof Johansson <olof@...om.net>,
	Grant Likely <grant.likely@...aro.org>,
	Greg KH <gregkh@...uxfoundation.org>
Subject: Re: [PATCH] drivers/core/of: Add symlink to device-tree from devices
 with an OF node

Hi Rob,

>> diff --git a/drivers/base/core.c b/drivers/base/core.c
>> index 20da3ad..8c7b607 100644
>> --- a/drivers/base/core.c
>> +++ b/drivers/base/core.c
>> @@ -493,6 +493,15 @@ static int device_add_attrs(struct device *dev)
>>                         goto err_remove_dev_groups;
>>         }
>>
>> +#ifdef CONFIG_OF
>> +       if (dev->of_node) {
> 
> if (IS_ENABLED(CONFIG_OF) && dev->of_node)

struct device doesn't have an of_node member if !CONFIG_OF, so we'll
need to disable this block in the preprocessor.

Cheers,


Jeremy

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