Import ACPICA 20131115.

2 files changed, 25 insertions, 12 deletions

diff --git a/source/components/namespace/nsalloc.c b/source/components/namespace/nsalloc.c
index 09b42f5..38ce8fc 100644
--- a/source/components/namespace/nsalloc.c
+++ b/source/components/namespace/nsalloc.c
@@ -121,6 +121,7 @@ AcpiNsDeleteNode (
     ACPI_NAMESPACE_NODE     *Node)
 {
     ACPI_OPERAND_OBJECT     *ObjDesc;
+    ACPI_OPERAND_OBJECT     *NextDesc;
 
 
     ACPI_FUNCTION_NAME (NsDeleteNode);
@@ -131,12 +132,13 @@ AcpiNsDeleteNode (
     AcpiNsDetachObject (Node);
 
     /*
-     * Delete an attached data object if present (an object that was created
-     * and attached via AcpiAttachData). Note: After any normal object is
-     * detached above, the only possible remaining object is a data object.
+     * Delete an attached data object list if present (objects that were
+     * attached via AcpiAttachData). Note: After any normal object is
+     * detached above, the only possible remaining object(s) are data
+     * objects, in a linked list.
      */
     ObjDesc = Node->Object;
-    if (ObjDesc &&
+    while (ObjDesc &&
         (ObjDesc->Common.Type == ACPI_TYPE_LOCAL_DATA))
     {
         /* Invoke the attached data deletion handler if present */
@@ -146,7 +148,16 @@ AcpiNsDeleteNode (
             ObjDesc->Data.Handler (Node, ObjDesc->Data.Pointer);
         }
 
+        NextDesc = ObjDesc->Common.NextObject;
         AcpiUtRemoveReference (ObjDesc);
+        ObjDesc = NextDesc;
+    }
+
+    /* Special case for the statically allocated root node */
+
+    if (Node == AcpiGbl_RootNode)
+    {
+        return;
     }
 
     /* Now we can delete the node */
diff --git a/source/components/namespace/nsutils.c b/source/components/namespace/nsutils.c
index f2cf74f..ccecd6d 100644
--- a/source/components/namespace/nsutils.c
+++ b/source/components/namespace/nsutils.c
@@ -693,27 +693,29 @@ void
 AcpiNsTerminate (
     void)
 {
-    ACPI_OPERAND_OBJECT     *ObjDesc;
+    ACPI_STATUS             Status;
 
 
     ACPI_FUNCTION_TRACE (NsTerminate);
 
 
     /*
-     * 1) Free the entire namespace -- all nodes and objects
-     *
-     * Delete all object descriptors attached to namepsace nodes
+     * Free the entire namespace -- all nodes and all objects
+     * attached to the nodes
      */
     AcpiNsDeleteNamespaceSubtree (AcpiGbl_RootNode);
 
-    /* Detach any objects attached to the root */
+    /* Delete any objects attached to the root node */
 
-    ObjDesc = AcpiNsGetAttachedObject (AcpiGbl_RootNode);
-    if (ObjDesc)
+    Status = AcpiUtAcquireMutex (ACPI_MTX_NAMESPACE);
+    if (ACPI_FAILURE (Status))
     {
-        AcpiNsDetachObject (AcpiGbl_RootNode);
+        return_VOID;
     }
 
+    AcpiNsDeleteNode (AcpiGbl_RootNode);
+    (void) AcpiUtReleaseMutex (ACPI_MTX_NAMESPACE);
+
     ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Namespace freed\n"));
     return_VOID;
 }