From 305b3228f9ff4d59f49e6d34a7034d44ee8ce2f0 Mon Sep 17 00:00:00 2001
From: David Vrabel <dvrabel@arcom.com>
Date: Thu, 19 Jan 2006 17:52:27 +0000
Subject: [PATCH] [PATCH] driver core: platform_get_irq*(): return -ENXIO on
error
platform_get_irq*() cannot return 0 on error as 0 is a valid IRQ on some
platforms, return -ENXIO instead.
Signed-off-by: David Vrabel <dvrabel@arcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
drivers/base/platform.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 461554a02517..89b268321321 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -61,7 +61,7 @@ int platform_get_irq(struct platform_device *dev, unsigned int num)
{
struct resource *r = platform_get_resource(dev, IORESOURCE_IRQ, num);
- return r ? r->start : 0;
+ return r ? r->start : -ENXIO;
}
EXPORT_SYMBOL_GPL(platform_get_irq);
@@ -98,7 +98,7 @@ int platform_get_irq_byname(struct platform_device *dev, char *name)
{
struct resource *r = platform_get_resource_byname(dev, IORESOURCE_IRQ, name);
- return r ? r->start : 0;
+ return r ? r->start : -ENXIO;
}
EXPORT_SYMBOL_GPL(platform_get_irq_byname);
--
GitLab