linux-kernel - Re: [PATCH] ata: pata_mpc52xx: Replace NO

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Date:   Thu, 6 Oct 2022 11:37:17 +0300
From:   Sergey Shtylyov <s.shtylyov@....ru>
To:     Christophe Leroy <christophe.leroy@...roup.eu>,
        Damien Le Moal <damien.lemoal@...nsource.wdc.com>
CC:     <linux-kernel@...r.kernel.org>, <linux-ide@...r.kernel.org>
Subject: Re: [PATCH] ata: pata_mpc52xx: Replace NO_IRQ by 0

Hello!

   Perhaps s/by/with/ in the subject?

On 10/6/22 8:17 AM, Christophe Leroy wrote:

> NO_IRQ is used to check the return of irq_of_parse_and_map().
> 
> On some architecture NO_IRQ is 0, on other architectures it is -1.
> 
> irq_of_parse_and_map() returns 0 on error, independent of NO_IRQ.
> 
> So use 0 instead of using NO_IRQ.
> 
> Signed-off-by: Christophe Leroy <christophe.leroy@...roup.eu>

Reviewed-by: Sergey Shtylyov <s.shtylyov@....ru>

[...]

MBR, Sergey