Drivers should not use NO_IRQ; moreover, some architectures don't
have it nowadays. '0' is the 'no irq' case.

Signed-off-by: Anton Vorontsov <[email protected]>
Acked-by: Alan Cox <[email protected]>
---

On Thu, Nov 10, 2011 at 03:38:16PM +0000, Alan Cox wrote:
> On Thu, 10 Nov 2011 19:26:06 +0400
> Anton Vorontsov <[email protected]> wrote:
> 
> > Drivers should not use NO_IRQ; moreover, some architectures don't
> > have it nowadays. '0' is the 'no irq' case.
> > 
> > Signed-off-by: Anton Vorontsov <[email protected]>
> 
> Acked-by: Alan Cox <[email protected]>

In case if we don't want a "band-aid fix" for 3.2, here is the patch
that just does the proper fix (w/ a risk to break minor architectures).

 drivers/ata/pata_of_platform.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/ata/pata_of_platform.c b/drivers/ata/pata_of_platform.c
index a72ab0d..2a472c5 100644
--- a/drivers/ata/pata_of_platform.c
+++ b/drivers/ata/pata_of_platform.c
@@ -52,7 +52,7 @@ static int __devinit pata_of_platform_probe(struct 
platform_device *ofdev)
        }
 
        ret = of_irq_to_resource(dn, 0, &irq_res);
-       if (ret == NO_IRQ)
+       if (!ret)
                irq_res.start = irq_res.end = 0;
        else
                irq_res.flags = 0;
-- 
1.7.5.3

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