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Merge branches 'device-properties-fixes' and 'acpica-fixes'

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* device-properties-fixes:
  device property: fwnode->secondary may contain ERR_PTR(-ENODEV)

* acpica-fixes:
  ACPICA: Revert "Parser: Fix for SuperName method invocation"
This commit is contained in:
Rafael J. Wysocki 2016-03-11 14:22:54 +01:00
commit 5b3e7e0536
2 changed files with 8 additions and 9 deletions
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9
drivers/acpi/acpica/psargs.c
View File

@ -269,8 +269,7 @@ acpi_ps_get_next_namepath(struct acpi_walk_state *walk_state,
*/
if (ACPI_SUCCESS(status) &&
possible_method_call && (node->type == ACPI_TYPE_METHOD)) {
if (GET_CURRENT_ARG_TYPE(walk_state->arg_types) ==
ARGP_SUPERNAME) {
if (walk_state->opcode == AML_UNLOAD_OP) {
/*
* acpi_ps_get_next_namestring has increased the AML pointer,
* so we need to restore the saved AML pointer for method call.
@ -697,7 +696,7 @@ static union acpi_parse_object *acpi_ps_get_next_field(struct acpi_parse_state
*
* PARAMETERS: walk_state - Current state
* parser_state - Current parser state object
* arg_type - The parser argument type (ARGP_*)
* arg_type - The argument type (AML_*_ARG)
* return_arg - Where the next arg is returned
*
* RETURN: Status, and an op object containing the next argument.
@ -817,9 +816,9 @@ acpi_ps_get_next_arg(struct acpi_walk_state *walk_state,
return_ACPI_STATUS(AE_NO_MEMORY);
}
/* super_name allows argument to be a method call */
/* To support super_name arg of Unload */
if (arg_type == ARGP_SUPERNAME) {
if (walk_state->opcode == AML_UNLOAD_OP) {
status =
acpi_ps_get_next_namepath(walk_state,
parser_state, arg,

8
drivers/base/property.c
View File

@ -218,7 +218,7 @@ bool fwnode_property_present(struct fwnode_handle *fwnode, const char *propname)
bool ret;
ret = __fwnode_property_present(fwnode, propname);
if (ret == false && fwnode && fwnode->secondary)
if (ret == false && fwnode && !IS_ERR_OR_NULL(fwnode->secondary))
ret = __fwnode_property_present(fwnode->secondary, propname);
return ret;
}
@ -423,7 +423,7 @@ EXPORT_SYMBOL_GPL(device_property_match_string);
int _ret_; \
_ret_ = FWNODE_PROP_READ(_fwnode_, _propname_, _type_, _proptype_, \
_val_, _nval_); \
if (_ret_ == -EINVAL && _fwnode_ && _fwnode_->secondary) \
if (_ret_ == -EINVAL && _fwnode_ && !IS_ERR_OR_NULL(_fwnode_->secondary)) \
_ret_ = FWNODE_PROP_READ(_fwnode_->secondary, _propname_, _type_, \
_proptype_, _val_, _nval_); \
_ret_; \
@ -593,7 +593,7 @@ int fwnode_property_read_string_array(struct fwnode_handle *fwnode,
int ret;
ret = __fwnode_property_read_string_array(fwnode, propname, val, nval);
if (ret == -EINVAL && fwnode && fwnode->secondary)
if (ret == -EINVAL && fwnode && !IS_ERR_OR_NULL(fwnode->secondary))
ret = __fwnode_property_read_string_array(fwnode->secondary,
propname, val, nval);
return ret;
@ -621,7 +621,7 @@ int fwnode_property_read_string(struct fwnode_handle *fwnode,
int ret;
ret = __fwnode_property_read_string(fwnode, propname, val);
if (ret == -EINVAL && fwnode && fwnode->secondary)
if (ret == -EINVAL && fwnode && !IS_ERR_OR_NULL(fwnode->secondary))
ret = __fwnode_property_read_string(fwnode->secondary,
propname, val);
return ret;