diff options
| -rw-r--r-- | drivers/base/platform.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/base/platform.c b/drivers/base/platform.c index b684157b7f2f..5259f1f93187 100644 --- a/drivers/base/platform.c +++ b/drivers/base/platform.c @@ -231,7 +231,8 @@ int platform_get_irq_optional(struct platform_device *dev, unsigned int num) out_not_found: ret = -ENXIO; out: - WARN(ret == 0, "0 is an invalid IRQ number\n"); + if (WARN(!ret, "0 is an invalid IRQ number\n")) + return -EINVAL; return ret; } EXPORT_SYMBOL_GPL(platform_get_irq_optional); @@ -446,7 +447,8 @@ static int __platform_get_irq_byname(struct platform_device *dev, r = platform_get_resource_byname(dev, IORESOURCE_IRQ, name); if (r) { - WARN(r->start == 0, "0 is an invalid IRQ number\n"); + if (WARN(!r->start, "0 is an invalid IRQ number\n")) + return -EINVAL; return r->start; } |