linux-kernel - Re: [PATCH] sparc: leds_resource.end assigned to itself in clock_board

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Date:	Thu, 14 Jan 2010 18:30:54 +0100
From:	Marc Zyngier <maz@...terjones.org>
To:	Roel Kluin <roel.kluin@...il.com>
Cc:	"David S. Miller" <davem@...emloft.net>,
	sparclinux@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] sparc: leds_resource.end assigned to itself in
 clock_board_probe()

On Thu, 14 Jan 2010 17:55:55 +0100
Roel Kluin <roel.kluin@...il.com> wrote:

> These statements appear redundant.
> 
> Signed-off-by: Roel Kluin <roel.kluin@...il.com>
> ---
> Is there any reason to assign this to itself?
> 
> diff --git a/arch/sparc/kernel/central.c b/arch/sparc/kernel/central.c
> index f3b5466..773caf4 100644
> --- a/arch/sparc/kernel/central.c
> +++ b/arch/sparc/kernel/central.c
> @@ -99,7 +99,6 @@ static int __devinit clock_board_probe(struct
> of_device *op, 
>  	p->leds_resource.start = (unsigned long)
>  		(p->clock_regs + CLOCK_CTRL);
> -	p->leds_resource.end = p->leds_resource.end;

I have the feeling that the right fix is to have:

	p->leds_resource.end = p->leds_resource.start;

hence describing a 1 byte region.

	M.
-- 
I'm the slime oozin' out from your TV set...
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