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From: Sebastian Andrzej Siewior <bigeasy-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
To: Grant Likely <grant.likely-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Cc: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org,
	Rob Herring <rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org>
Subject: Re: [RFC] OF: make of_property_for_each_u32() use parameters if OF is not enabled
Date: Mon, 17 Jun 2013 08:59:34 +0200	[thread overview]
Message-ID: <51BEB3D6.4090307@linutronix.de> (raw)
In-Reply-To: <20130615140018.572793E0A2E@localhost>

On 06/15/2013 04:00 PM, Grant Likely wrote:
>> --- a/include/linux/of.h
>> +++ b/include/linux/of.h
>> @@ -507,8 +507,8 @@ static inline int of_machine_is_compatible(const char *compat)
>>  
>>  #define of_match_ptr(_ptr)	NULL
>>  #define of_match_node(_matches, _node)	NULL
>> -#define of_property_for_each_u32(np, propname, prop, p, u) \
>> -	while (0)
>> +#define of_property_for_each_u32(np, propname, prop, p, u)	\
> 
> Unrelated whitespace change
> 
>> +	for (prop = NULL, p = NULL; 0; prop++, p++)
> 
> The prop++ and p++ bits should be dropped. It would probably be better

The ++ ensure that gcc does spit a "set but not used warning".

> to move the of_property_for_each_* macros outside the #ifdef/#else block
> and have an empty definition of of_prop_next_string/of_prop_next_u32.

so let me look at that.

> 
> g.
> 

Sebastian

  reply	other threads:[~2013-06-17  6:59 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-13 15:28 [RFC] OF: make of_property_for_each_u32() use parameters if OF is not enabled Sebastian Andrzej Siewior
     [not found] ` <1371137331-4652-1-git-send-email-bigeasy-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
2013-06-15 14:00   ` Grant Likely
2013-06-17  6:59     ` Sebastian Andrzej Siewior [this message]
2013-06-17 14:48     ` [PATCH v2] OF: make of_property_for_each_{u32|string}() " Sebastian Andrzej Siewior
     [not found]       ` <20130617144813.GA10582-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
2013-07-20  5:28         ` Grant Likely

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