ACPI: Add the check of ADR flag in course of finding ACPI handle for PCI device

Commit Message

Zhao, Yakui July 13, 2010, 3:36 a.m. UTC

None

Patch

diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c
index 4af6301..78b0164 100644
--- a/drivers/acpi/glue.c
+++ b/drivers/acpi/glue.c
@@ -100,7 +100,8 @@  do_acpi_find_child(acpi_handle handle, u32 lvl, void *context, void **rv)
 
 	status = acpi_get_object_info(handle, &info);
 	if (ACPI_SUCCESS(status)) {
-		if (info->address == find->address)
+		if ((info->address == find->address)
+			&& (info->valid & ACPI_VALID_ADR))
 			find->handle = handle;
 		kfree(info);
 	}