[2/13] ACPI / PM: Do not refcount power resources that can't be turned on

Commit Message

Rafael Wysocki Nov. 24, 2010, 11:03 p.m. UTC

None

Patch

Index: linux-2.6/drivers/acpi/power.c
===================================================================
--- linux-2.6.orig/drivers/acpi/power.c
+++ linux-2.6/drivers/acpi/power.c
@@ -213,11 +213,13 @@  static int acpi_power_on(acpi_handle han
 				  resource->name));
 	} else {
 		result = __acpi_power_on(resource);
+		if (result)
+			resource->ref_count--;
 	}
 
 	mutex_unlock(&resource->resource_lock);
 
-	return 0;
+	return result;
 }
 
 static int acpi_power_off_device(acpi_handle handle)