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path: root/drivers/acpi/acpica/dspkginit.c
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Diffstat (limited to 'drivers/acpi/acpica/dspkginit.c')
-rw-r--r--drivers/acpi/acpica/dspkginit.c21
1 files changed, 13 insertions, 8 deletions
diff --git a/drivers/acpi/acpica/dspkginit.c b/drivers/acpi/acpica/dspkginit.c
index 6d487edfe2de..5a602b75084e 100644
--- a/drivers/acpi/acpica/dspkginit.c
+++ b/drivers/acpi/acpica/dspkginit.c
@@ -297,8 +297,10 @@ acpi_ds_init_package_element(u8 object_type,
{
union acpi_operand_object **element_ptr;
+ ACPI_FUNCTION_TRACE(ds_init_package_element);
+
if (!source_object) {
- return (AE_OK);
+ return_ACPI_STATUS(AE_OK);
}
/*
@@ -329,7 +331,7 @@ acpi_ds_init_package_element(u8 object_type,
source_object->package.flags |= AOPOBJ_DATA_VALID;
}
- return (AE_OK);
+ return_ACPI_STATUS(AE_OK);
}
/*******************************************************************************
@@ -352,6 +354,7 @@ acpi_ds_resolve_package_element(union acpi_operand_object **element_ptr)
union acpi_generic_state scope_info;
union acpi_operand_object *element = *element_ptr;
struct acpi_namespace_node *resolved_node;
+ struct acpi_namespace_node *original_node;
char *external_path = NULL;
acpi_object_type type;
@@ -441,6 +444,7 @@ acpi_ds_resolve_package_element(union acpi_operand_object **element_ptr)
* will remain as named references. This behavior is not described
* in the ACPI spec, but it appears to be an oversight.
*/
+ original_node = resolved_node;
status = acpi_ex_resolve_node_to_value(&resolved_node, NULL);
if (ACPI_FAILURE(status)) {
return_VOID;
@@ -468,26 +472,27 @@ acpi_ds_resolve_package_element(union acpi_operand_object **element_ptr)
*/
case ACPI_TYPE_DEVICE:
case ACPI_TYPE_THERMAL:
-
- /* TBD: This may not be necesssary */
-
- acpi_ut_add_reference(resolved_node->object);
+ case ACPI_TYPE_METHOD:
break;
case ACPI_TYPE_MUTEX:
- case ACPI_TYPE_METHOD:
case ACPI_TYPE_POWER:
case ACPI_TYPE_PROCESSOR:
case ACPI_TYPE_EVENT:
case ACPI_TYPE_REGION:
+ /* acpi_ex_resolve_node_to_value gave these an extra reference */
+
+ acpi_ut_remove_reference(original_node->object);
break;
default:
/*
* For all other types - the node was resolved to an actual
- * operand object with a value, return the object
+ * operand object with a value, return the object. Remove
+ * a reference on the existing object.
*/
+ acpi_ut_remove_reference(element);
*element_ptr = (union acpi_operand_object *)resolved_node;
break;
}