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i2c/cpm: Drop NO_IRQ

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Drop NO_IRQ as 0 is the preferred way to describe 'no irq'
(http://lkml.org/lkml/2005/11/21/221). This change is safe, as the driver is
only used on powerpc, where NO_IRQ is 0 anyhow.

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Cc: Jochen Friedrich <jochen@scram.de>
Cc: Ben Dooks <ben-linux@fluff.org>
Acked-by: Jochen Friedrich <jochen@scram.de>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Wolfram Sang 2010-04-01 14:17:00 +00:00 committed by Benjamin Herrenschmidt
parent 8f85c0af23
commit 6889f959b3
1 changed files with 1 additions and 1 deletions
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2
drivers/i2c/busses/i2c-cpm.c
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@ -441,7 +441,7 @@ static int __devinit cpm_i2c_setup(struct cpm_i2c *cpm)
init_waitqueue_head(&cpm->i2c_wait);
cpm->irq = of_irq_to_resource(ofdev->node, 0, NULL);
if (cpm->irq == NO_IRQ)
if (!cpm->irq)
return -EINVAL;
/* Install interrupt handler. */