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ACPICA: Add argument typechecking for all predefined ACPI names

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Fully implements typechecking on all incoming arguments for all
predefined names. This ensures that ACPI-related drivers are
passing the correct number of arguments, each of the correct
object type.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Acked-by: Len Brown <len.brown@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Bob Moore
2013-05-30 10:00:01 +08:00
committed by Rafael J. Wysocki
parent e1405ca5eb
commit 29a241cc02
21 changed files with 814 additions and 490 deletions
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50
drivers/acpi/acpica/nsrepair.c
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@@ -130,7 +130,7 @@ static const struct acpi_simple_repair_info acpi_object_repair_info[] = {
*
* FUNCTION: acpi_ns_simple_repair
*
* PARAMETERS: data - Pointer to validation data structure
* PARAMETERS: info - Method execution information block
* expected_btypes - Object types expected
* package_index - Index of object within parent package (if
* applicable - ACPI_NOT_PACKAGE_ELEMENT
@@ -146,7 +146,7 @@ static const struct acpi_simple_repair_info acpi_object_repair_info[] = {
******************************************************************************/
acpi_status
acpi_ns_simple_repair(struct acpi_predefined_data *data,
acpi_ns_simple_repair(struct acpi_evaluate_info *info,
u32 expected_btypes,
u32 package_index,
union acpi_operand_object **return_object_ptr)
@@ -162,12 +162,12 @@ acpi_ns_simple_repair(struct acpi_predefined_data *data,
* Special repairs for certain names that are in the repair table.
* Check if this name is in the list of repairable names.
*/
predefined = acpi_ns_match_simple_repair(data->node,
data->return_btype,
predefined = acpi_ns_match_simple_repair(info->node,
info->return_btype,
package_index);
if (predefined) {
if (!return_object) {
ACPI_WARN_PREDEFINED((AE_INFO, data->pathname,
ACPI_WARN_PREDEFINED((AE_INFO, info->full_pathname,
ACPI_WARN_ALWAYS,
"Missing expected return value"));
}
@@ -191,7 +191,7 @@ acpi_ns_simple_repair(struct acpi_predefined_data *data,
* Do not perform simple object repair unless the return type is not
* expected.
*/
if (data->return_btype & expected_btypes) {
if (info->return_btype & expected_btypes) {
return (AE_OK);
}
@@ -211,7 +211,7 @@ acpi_ns_simple_repair(struct acpi_predefined_data *data,
*/
if (!return_object) {
if (expected_btypes && (!(expected_btypes & ACPI_RTYPE_NONE))) {
ACPI_WARN_PREDEFINED((AE_INFO, data->pathname,
ACPI_WARN_PREDEFINED((AE_INFO, info->full_pathname,
ACPI_WARN_ALWAYS,
"Missing expected return value"));
@@ -247,14 +247,14 @@ acpi_ns_simple_repair(struct acpi_predefined_data *data,
* for correct contents (expected object type or types).
*/
status =
acpi_ns_wrap_with_package(data, return_object, &new_object);
acpi_ns_wrap_with_package(info, return_object, &new_object);
if (ACPI_SUCCESS(status)) {
/*
* The original object just had its reference count
* incremented for being inserted into the new package.
*/
*return_object_ptr = new_object; /* New Package object */
data->flags |= ACPI_OBJECT_REPAIRED;
info->return_flags |= ACPI_OBJECT_REPAIRED;
return (AE_OK);
}
}
@@ -277,7 +277,7 @@ acpi_ns_simple_repair(struct acpi_predefined_data *data,
* package object as part of the repair, we don't need to
* change the reference count.
*/
if (!(data->flags & ACPI_OBJECT_WRAPPED)) {
if (!(info->return_flags & ACPI_OBJECT_WRAPPED)) {
new_object->common.reference_count =
return_object->common.reference_count;
@@ -288,14 +288,14 @@ acpi_ns_simple_repair(struct acpi_predefined_data *data,
ACPI_DEBUG_PRINT((ACPI_DB_REPAIR,
"%s: Converted %s to expected %s at Package index %u\n",
data->pathname,
info->full_pathname,
acpi_ut_get_object_type_name(return_object),
acpi_ut_get_object_type_name(new_object),
package_index));
} else {
ACPI_DEBUG_PRINT((ACPI_DB_REPAIR,
"%s: Converted %s to expected %s\n",
data->pathname,
info->full_pathname,
acpi_ut_get_object_type_name(return_object),
acpi_ut_get_object_type_name(new_object)));
}
@@ -304,7 +304,7 @@ acpi_ns_simple_repair(struct acpi_predefined_data *data,
acpi_ut_remove_reference(return_object);
*return_object_ptr = new_object;
data->flags |= ACPI_OBJECT_REPAIRED;
info->return_flags |= ACPI_OBJECT_REPAIRED;
return (AE_OK);
}
@@ -359,7 +359,7 @@ static const struct acpi_simple_repair_info *acpi_ns_match_simple_repair(struct
*
* FUNCTION: acpi_ns_repair_null_element
*
* PARAMETERS: data - Pointer to validation data structure
* PARAMETERS: info - Method execution information block
* expected_btypes - Object types expected
* package_index - Index of object within parent package (if
* applicable - ACPI_NOT_PACKAGE_ELEMENT
@@ -374,7 +374,7 @@ static const struct acpi_simple_repair_info *acpi_ns_match_simple_repair(struct
******************************************************************************/
acpi_status
acpi_ns_repair_null_element(struct acpi_predefined_data *data,
acpi_ns_repair_null_element(struct acpi_evaluate_info * info,
u32 expected_btypes,
u32 package_index,
union acpi_operand_object **return_object_ptr)
@@ -424,16 +424,16 @@ acpi_ns_repair_null_element(struct acpi_predefined_data *data,
/* Set the reference count according to the parent Package object */
new_object->common.reference_count =
data->parent_package->common.reference_count;
info->parent_package->common.reference_count;
ACPI_DEBUG_PRINT((ACPI_DB_REPAIR,
"%s: Converted NULL package element to expected %s at index %u\n",
data->pathname,
info->full_pathname,
acpi_ut_get_object_type_name(new_object),
package_index));
*return_object_ptr = new_object;
data->flags |= ACPI_OBJECT_REPAIRED;
info->return_flags |= ACPI_OBJECT_REPAIRED;
return (AE_OK);
}
@@ -441,7 +441,7 @@ acpi_ns_repair_null_element(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_remove_null_elements
*
* PARAMETERS: data - Pointer to validation data structure
* PARAMETERS: info - Method execution information block
* package_type - An acpi_return_package_types value
* obj_desc - A Package object
*
@@ -454,7 +454,7 @@ acpi_ns_repair_null_element(struct acpi_predefined_data *data,
*****************************************************************************/
void
acpi_ns_remove_null_elements(struct acpi_predefined_data *data,
acpi_ns_remove_null_elements(struct acpi_evaluate_info *info,
u8 package_type,
union acpi_operand_object *obj_desc)
{
@@ -511,7 +511,7 @@ acpi_ns_remove_null_elements(struct acpi_predefined_data *data,
if (new_count < count) {
ACPI_DEBUG_PRINT((ACPI_DB_REPAIR,
"%s: Found and removed %u NULL elements\n",
data->pathname, (count - new_count)));
info->full_pathname, (count - new_count)));
/* NULL terminate list and update the package count */
@@ -524,7 +524,7 @@ acpi_ns_remove_null_elements(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_wrap_with_package
*
* PARAMETERS: data - Pointer to validation data structure
* PARAMETERS: info - Method execution information block
* original_object - Pointer to the object to repair.
* obj_desc_ptr - The new package object is returned here
*
@@ -545,7 +545,7 @@ acpi_ns_remove_null_elements(struct acpi_predefined_data *data,
******************************************************************************/
acpi_status
acpi_ns_wrap_with_package(struct acpi_predefined_data *data,
acpi_ns_wrap_with_package(struct acpi_evaluate_info *info,
union acpi_operand_object *original_object,
union acpi_operand_object **obj_desc_ptr)
{
@@ -566,12 +566,12 @@ acpi_ns_wrap_with_package(struct acpi_predefined_data *data,
ACPI_DEBUG_PRINT((ACPI_DB_REPAIR,
"%s: Wrapped %s with expected Package object\n",
data->pathname,
info->full_pathname,
acpi_ut_get_object_type_name(original_object)));
/* Return the new object in the object pointer */
*obj_desc_ptr = pkg_obj_desc;
data->flags |= ACPI_OBJECT_REPAIRED | ACPI_OBJECT_WRAPPED;
info->return_flags |= ACPI_OBJECT_REPAIRED | ACPI_OBJECT_WRAPPED;
return (AE_OK);
}