The platform_get_irq() function returns negative if an error occurs.
zero or positive number on success. platform_get_irq() error checking
for zero is not correct.
Signed-off-by: Arvind Yadav <[email protected]>
---
changes in v2 :
irq was unsigned. so using signed variable ret.
changes in v3 :
Add failure case '<= 0' instead of '< 0'. IRQ0 is not valid.
sound/soc/nuc900/nuc900-ac97.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/sound/soc/nuc900/nuc900-ac97.c b/sound/soc/nuc900/nuc900-ac97.c
index b6615af..71fce7c 100644
--- a/sound/soc/nuc900/nuc900-ac97.c
+++ b/sound/soc/nuc900/nuc900-ac97.c
@@ -345,11 +345,10 @@ static int nuc900_ac97_drvprobe(struct platform_device *pdev)
goto out;
}
- nuc900_audio->irq_num = platform_get_irq(pdev, 0);
- if (!nuc900_audio->irq_num) {
- ret = -EBUSY;
+ ret = platform_get_irq(pdev, 0);
+ if (ret <= 0)
goto out;
- }
+ nuc900_audio->irq_num = ret;
nuc900_ac97_data = nuc900_audio;
--
2.7.4
From 1584466099740665390@xxx Sun Nov 19 04:10:24 +0000 2017
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