Re: [PATCH] of_irq.h: fix build warnings when CONFIG_OF is not enabled

From: Randy Dunlap
Date: Tue Sep 03 2013 - 19:19:04 EST


On 09/03/13 15:31, Rob Herring wrote:
> On Mon, Sep 2, 2013 at 10:54 AM, Randy Dunlap <rdunlap@xxxxxxxxxxxxx> wrote:
>> From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
>>
>> Fix build warnings when CONFIG_OF is not enabled:
>
> It would be nice to know what arch/config you see this on.

i386 and x86_64.

>
>> include/linux/of_irq.h:82:7: warning: 'struct device_node' declared inside parameter list [enabled by default]
>> include/linux/of_irq.h:82:7: warning: its scope is only this definition or declaration, which is probably not what you want [enabled by default]
>> include/linux/of_irq.h:87:47: warning: 'struct device_node' declared inside parameter list [enabled by default]
>>
>> Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
>> Cc: Grant Likely <grant.likely@xxxxxxxxxx>
>> Cc: Rob Herring <rob.herring@xxxxxxxxxxx>
>> Cc: devicetree@xxxxxxxxxxxxxxx
>> ---
>> include/linux/of_irq.h | 2 ++
>> 1 file changed, 2 insertions(+)
>>
>> --- linux-next-20130830.orig/include/linux/of_irq.h
>> +++ linux-next-20130830/include/linux/of_irq.h
>> @@ -78,6 +78,8 @@ extern void of_irq_init(const struct of_
>> #endif /* CONFIG_OF_IRQ */
>>
>> #else /* !CONFIG_OF */
>> +struct device_node;
>
> Can you move this outside of the ifdefs to minimize the amount of ifdef'ed code.

I'm build testing that change now, but it seems odd to have it there in 2 ways
when CONFIG_OF is enabled:


struct device_node;

#if defined(CONFIG_OF)

#include <linux/of.h>



will resend the patch shortly.

--
~Randy
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