The platform_get_irq() returns negative error codes. It can't actually return zero.

Signed-off-by: Yu Zhe yuzhe@nfschina.com --- sound/arm/pxa2xx-ac97-lib.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/arm/pxa2xx-ac97-lib.c b/sound/arm/pxa2xx-ac97-lib.c index e55c0421718b..1f4c4749a6fb 100644 --- a/sound/arm/pxa2xx-ac97-lib.c +++ b/sound/arm/pxa2xx-ac97-lib.c @@ -402,7 +402,7 @@ int pxa2xx_ac97_hw_probe(struct platform_device *dev) goto err_clk2;

irq = platform_get_irq(dev, 0); - if (!irq) + if (irq < 0) goto err_irq;

ret = request_irq(irq, pxa2xx_ac97_irq, 0, "AC97", NULL);