mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-08-21 08:19:28 +00:00
Code Issues Releases Wiki Activity

ASoC: ep93xx-ac97: Fix platform_get_irq's error checking

Browse source 
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>
This commit is contained in:
Arvind Yadav 2017-11-29 21:47:10 +05:30 committed by Mark Brown
parent 4fbd8d194f
commit 8d6fb0bce2
No known key found for this signature in database
GPG key ID: 24D68B725D5487D0
1 changed files with 3 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
sound/soc/cirrus/ep93xx-ac97.c
View file

@ -365,7 +365,7 @@ static int ep93xx_ac97_probe(struct platform_device *pdev)
{ {
struct ep93xx_ac97_info *info; struct ep93xx_ac97_info *info;
struct resource *res; struct resource *res;
unsigned int irq; int irq;
int ret; int ret;
info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL); 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); return PTR_ERR(info->regs);
irq = platform_get_irq(pdev, 0); irq = platform_get_irq(pdev, 0);
if (!irq) if (irq <= 0)
return -ENODEV; return irq < 0 ? irq : -ENODEV;
ret = devm_request_irq(&pdev->dev, irq, ep93xx_ac97_interrupt, ret = devm_request_irq(&pdev->dev, irq, ep93xx_ac97_interrupt,
IRQF_TRIGGER_HIGH, pdev->name, info); IRQF_TRIGGER_HIGH, pdev->name, info);