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From: Tejun Heo <tj@kernel.org>
To: avorontsov@ru.mvista.com
Cc: Jeff Garzik <jgarzik@pobox.com>, Li Yang <leoli@freescale.com>,
	Wang Jian <lark@linux.net.cn>,
	"Steven A. Falco" <sfalco@harris.com>,
	linuxppc-dev@ozlabs.org, linux-ide@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] pata_of_platform: fix no irq handling
Date: Mon, 13 Oct 2008 15:56:56 +0900	[thread overview]
Message-ID: <48F2F138.6020103@kernel.org> (raw)
In-Reply-To: <20081006172653.GA26427@oksana.dev.rtsoft.ru>

Anton Vorontsov wrote:
> When no irq specified the pata_of_platform fills the irq_res with -1,
> which is wrong to do for two reasons:
> 
> 1. By definition, 'no irq' should be IRQ 0, not some negative integer;
> 2. pata_platform checks for irq_res.start > 0, but since irq_res.start
>    is unsigned type, the check will be true for `-1'.
> 
> Reported-by: Steven A. Falco <sfalco@harris.com>
> Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>

applied to #tj-upstream (will soon be sent upstream)

-- 
tejun

  parent reply	other threads:[~2008-10-13  6:59 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-10-06 17:26 Anton Vorontsov
2008-10-06 20:41 ` Matt Sealey
2008-10-06 21:32   ` Anton Vorontsov
2008-10-07  1:30     ` Tejun Heo
2008-10-07  9:18       ` Wang Jian
2008-10-07  9:26       ` Anton Vorontsov
2008-10-07 10:04         ` Benjamin Herrenschmidt
2008-10-07  9:37       ` Alan Cox
2008-10-08  8:40         ` David Woodhouse
2008-10-08  9:00           ` Alan Cox
2008-10-08  9:59             ` Geert Uytterhoeven
2008-10-08 10:27               ` Alan Cox
2008-10-10 17:55               ` Paul Mundt
2008-10-13  6:56 ` Tejun Heo [this message]
2008-10-13 13:27   ` Jeff Garzik
2008-10-13 13:53     ` Tejun Heo
2008-10-13 14:02     ` I have returned! Alan Cox
2008-10-16  9:40       ` Jeff Garzik
2008-10-13 14:04     ` [PATCH] fusion: remove dead mpt lan code Alan Cox
2008-10-13 14:05     ` [PATCH] mptsas: remove pointless null check Alan Cox
2008-10-13 14:22       ` James Bottomley
2008-10-13 14:37         ` Alan Cox
2008-10-13 23:27   ` [PATCH] pata_of_platform: fix no irq handling Benjamin Herrenschmidt

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