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From: Grant Likely <grant.likely-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
To: Rob Herring <robherring2-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	Sebastian Andrzej Siewior
	<bigeasy-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
Cc: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org,
	Rob Herring <rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org>
Subject: Re: [PATCH] of/irq: init struct resource to 0 in of_irq_to_resource()
Date: Sat, 20 Jul 2013 06:55:05 +0100	[thread overview]
Message-ID: <20130720055506.01FE53E16BA@localhost> (raw)
In-Reply-To: <51E8A937.9030109-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>

On Thu, 18 Jul 2013 21:49:27 -0500, Rob Herring <robherring2-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> wrote:
> On 07/18/2013 05:24 AM, Sebastian Andrzej Siewior wrote:
> > It almost does not matter because most users use only the ->start member
> > of the struct. However if this struct is passed to a platform device
> > which is then added via platform_device_add() then the ->parent member is
> > also used.
> 
> Most users don't use the resource struct at all. The ones that do, all
> seem to do a memset beforehand. So I think current behavior is correct.
> 
> There are some occurrences that pass a resource in, but then don't
> actually use the resource. Those we should fix.

It's a reasonable safeguard though. I'm going to apply it.

g.

      parent reply	other threads:[~2013-07-20  5:55 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-07-18 10:24 [PATCH] of/irq: init struct resource to 0 in of_irq_to_resource() Sebastian Andrzej Siewior
     [not found] ` <1374143050-25848-1-git-send-email-bigeasy-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
2013-07-19  2:49   ` Rob Herring
     [not found]     ` <51E8A937.9030109-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2013-07-19  6:57       ` Sebastian Andrzej Siewior
     [not found]         ` <51E8E359.2030908-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
2013-07-20  2:48           ` Rob Herring
2013-07-20  5:55       ` Grant Likely [this message]

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