1 files changed, 8 insertions, 5 deletions

diff --git a/drivers/acpi/namespace/nswalk.c b/drivers/acpi/namespace/nswalk.c
index c8f6bef16ed..a138fcb832a 100644
--- a/drivers/acpi/namespace/nswalk.c
+++ b/drivers/acpi/namespace/nswalk.c
@@ -126,7 +126,7 @@ struct acpi_namespace_node *acpi_ns_get_next_node(acpi_object_type type,
  * PARAMETERS:  Type                - acpi_object_type to search for
  *              start_node          - Handle in namespace where search begins
  *              max_depth           - Depth to which search is to reach
- *              unlock_before_callback- Whether to unlock the NS before invoking
+ *              Flags               - Whether to unlock the NS before invoking
  *                                    the callback routine
  *              user_function       - Called when an object of "Type" is found
  *              Context             - Passed to user function
@@ -153,7 +153,7 @@ acpi_status
 acpi_ns_walk_namespace(acpi_object_type type,
                        acpi_handle start_node,
                        u32 max_depth,
-                       u8 unlock_before_callback,
+                       u32 flags,
                        acpi_walk_callback user_function,
                        void *context, void **return_value)
 {
@@ -201,12 +201,15 @@ acpi_ns_walk_namespace(acpi_object_type type,
                                 child_type = child_node->type;
                         }
 
-                        if (child_type == type) {
+                        if ((child_type == type) &&
+                            (!(child_node->flags & ANOBJ_TEMPORARY) ||
+                             (child_node->flags & ANOBJ_TEMPORARY)
+                             && (flags & ACPI_NS_WALK_TEMP_NODES))) {
                                 /*
                                  * Found a matching node, invoke the user
                                  * callback function
                                  */
-                                if (unlock_before_callback) {
+                                if (flags & ACPI_NS_WALK_UNLOCK) {
                                         mutex_status =
                                             acpi_ut_release_mutex
                                             (ACPI_MTX_NAMESPACE);
@@ -219,7 +222,7 @@ acpi_ns_walk_namespace(acpi_object_type type,
                                 status = user_function(child_node, level,
                                                        context, return_value);
 
-                                if (unlock_before_callback) {
+                                if (flags & ACPI_NS_WALK_UNLOCK) {
                                         mutex_status =
                                             acpi_ut_acquire_mutex
                                             (ACPI_MTX_NAMESPACE);