From a93a15545833332fbc1f8acc37315edc1a8f7507 Mon Sep 17 00:00:00 2001
From: Lv Zheng <lv.zheng@intel.com>
Date: Wed, 19 Dec 2012 05:38:31 +0000
Subject: [PATCH] --- yaml --- r: 350870 b: refs/heads/master c:
 fb4e50269c73a09dd89b40d6965bb9f1ee93dd1e h: refs/heads/master v: v3

---
 [refs]                              | 2 +-
 trunk/drivers/acpi/acpica/rsxface.c | 4 +---
 trunk/include/acpi/acrestyp.h       | 5 ++++-
 3 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/[refs] b/[refs]
index d56fcc7554af..94d0856a9410 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 57bf6aefc2b9c89b89bb3fca54725ceea797bb63
+refs/heads/master: fb4e50269c73a09dd89b40d6965bb9f1ee93dd1e
diff --git a/trunk/drivers/acpi/acpica/rsxface.c b/trunk/drivers/acpi/acpica/rsxface.c
index 5aad744b5b83..3a5ace7e5352 100644
--- a/trunk/drivers/acpi/acpica/rsxface.c
+++ b/trunk/drivers/acpi/acpica/rsxface.c
@@ -606,9 +606,7 @@ acpi_walk_resources(acpi_handle device_handle,
 
 		/* Get the next resource descriptor */
 
-		resource =
-		    ACPI_ADD_PTR(struct acpi_resource, resource,
-				 resource->length);
+		resource = ACPI_NEXT_RESOURCE(resource);
 	}
 
 	ACPI_FREE(buffer.pointer);
diff --git a/trunk/include/acpi/acrestyp.h b/trunk/include/acpi/acrestyp.h
index 40349ae65464..17f2d050604e 100644
--- a/trunk/include/acpi/acrestyp.h
+++ b/trunk/include/acpi/acrestyp.h
@@ -591,7 +591,10 @@ struct acpi_resource {
 #define ACPI_RS_SIZE_MIN                    (u32) ACPI_ROUND_UP_TO_NATIVE_WORD (12)
 #define ACPI_RS_SIZE(type)                  (u32) (ACPI_RS_SIZE_NO_DATA + sizeof (type))
 
-#define ACPI_NEXT_RESOURCE(res)             (struct acpi_resource *)((u8 *) res + res->length)
+/* Macro for walking resource templates with multiple descriptors */
+
+#define ACPI_NEXT_RESOURCE(res) \
+	ACPI_ADD_PTR (struct acpi_resource, (res), (res)->length)
 
 struct acpi_pci_routing_table {
 	u32 length;