linux-kernel - Re: [PATCH 1/2] rtc: rtc-ds1374: fix 'no irq' case handling

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Date:	Tue, 19 Aug 2008 17:23:40 -0400
From:	"Jon Smirl" <jonsmirl@...il.com>
To:	"Alan Cox" <alan@...rguk.ukuu.org.uk>
Cc:	"Anton Vorontsov" <avorontsov@...mvista.com>,
	"Alessandro Zummo" <a.zummo@...ertech.it>,
	"Andrew Morton" <akpm@...ux-foundation.org>,
	linuxppc-dev@...abs.org, linux-kernel@...r.kernel.org,
	rtc-linux@...glegroups.com
Subject: Re: [PATCH 1/2] rtc: rtc-ds1374: fix 'no irq' case handling

On 8/19/08, Alan Cox <alan@...rguk.ukuu.org.uk> wrote:
> > Shouldn't this be
>  >
>  > >  -       if (client->irq <= NO_IRQ)
>  >
>  > instead of
>
>
> NO_IRQ is obsolete. client->irq != is the test and IRQ numbers are
>  unsigned.

I don't know the status of these platforms....

asm-blackfin/irq.h:#define NO_IRQ ((unsigned int)(-1))
asm-mn10300/irq.h:#define NO_IRQ		INT_MAX
asm-parisc/irq.h:#define NO_IRQ		(-1)

-- 
Jon Smirl
jonsmirl@...il.com
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