[PATCH] ASoC: nuc900: Fix platform_get_irq's error checking

From: Arvind Yadav
Date: Wed Nov 29 2017 - 11:17:12 EST


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 <arvind.yadav.cs@xxxxxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
---
sound/soc/nuc900/nuc900-ac97.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/soc/nuc900/nuc900-ac97.c b/sound/soc/nuc900/nuc900-ac97.c
index b6615affe571..5e4fbd2d3479 100644
--- a/sound/soc/nuc900/nuc900-ac97.c
+++ b/sound/soc/nuc900/nuc900-ac97.c
@@ -346,8 +346,8 @@ static int nuc900_ac97_drvprobe(struct platform_device *pdev)
}

nuc900_audio->irq_num = platform_get_irq(pdev, 0);
- if (!nuc900_audio->irq_num) {
- ret = -EBUSY;
+ if (nuc900_audio->irq_num <= 0) {
+ ret = nuc900_audio->irq_num < 0 ? nuc900_audio->irq_num : -EBUSY;
goto out;
}

--
2.15.0