diff options
| author | Arvind Yadav <arvind.yadav.cs@gmail.com> | 2017-11-29 17:17:10 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2017-12-01 14:04:51 +0100 |
| commit | 8d6fb0bce2021baf056344cb0abb2df00c5fe6d5 (patch) | |
| tree | 95bad22c1484173b8e990af44e7d9e1d7a9bb175 | |
| parent | Linux 4.15-rc1 (diff) | |
| download | linux-8d6fb0bce2021baf056344cb0abb2df00c5fe6d5.tar.xz linux-8d6fb0bce2021baf056344cb0abb2df00c5fe6d5.zip | |
ASoC: ep93xx-ac97: Fix platform_get_irq's error checking
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@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
| -rw-r--r-- | sound/soc/cirrus/ep93xx-ac97.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sound/soc/cirrus/ep93xx-ac97.c b/sound/soc/cirrus/ep93xx-ac97.c index bbf7a9266a99..cd5a939ad608 100644 --- a/sound/soc/cirrus/ep93xx-ac97.c +++ b/sound/soc/cirrus/ep93xx-ac97.c @@ -365,7 +365,7 @@ static int ep93xx_ac97_probe(struct platform_device *pdev) { struct ep93xx_ac97_info *info; struct resource *res; - unsigned int irq; + int irq; int ret; info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL); @@ -378,8 +378,8 @@ static int ep93xx_ac97_probe(struct platform_device *pdev) return PTR_ERR(info->regs); irq = platform_get_irq(pdev, 0); - if (!irq) - return -ENODEV; + if (irq <= 0) + return irq < 0 ? irq : -ENODEV; ret = devm_request_irq(&pdev->dev, irq, ep93xx_ac97_interrupt, IRQF_TRIGGER_HIGH, pdev->name, info); |