diff mbox

[v2,05/23] ACPI: Let the parser return false for disabled resources

Message ID 1422844988-13854-6-git-send-email-jiang.liu@linux.intel.com (mailing list archive)
State New, archived
Delegated to: Bjorn Helgaas
Headers show

Commit Message

Jiang Liu Feb. 2, 2015, 2:42 a.m. UTC 
From: Thomas Gleixner <tglx@linutronix.de>

If the parser disables a resource during parsing, let it return false,
so the calling code does not need to implement further checks.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
---
 drivers/acpi/resource.c |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
diff mbox

Patch

diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
index 16d291c60277..cdb1a3c4a0b9 100644
--- a/drivers/acpi/resource.c
+++ b/drivers/acpi/resource.c
@@ -219,10 +219,10 @@  bool acpi_dev_resource_address_space(struct acpi_resource *ares,
 		res->flags = IORESOURCE_BUS;
 		break;
 	default:
-		res->flags = 0;
+		return false;
 	}
 
-	return true;
+	return !(res->flags & IORESOURCE_DISABLED);
 }
 EXPORT_SYMBOL_GPL(acpi_dev_resource_address_space);
 
@@ -268,10 +268,10 @@  bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares,
 		res->flags = IORESOURCE_BUS;
 		break;
 	default:
-		res->flags = 0;
+		return false;
 	}
 
-	return true;
+	return !(res->flags & IORESOURCE_DISABLED);
 }
 EXPORT_SYMBOL_GPL(acpi_dev_resource_ext_address_space);