diff options
-rw-r--r-- | drivers/pnp/pnpacpi/rsparser.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c index dd61e09029b1..ae3819ad7cf4 100644 --- a/drivers/pnp/pnpacpi/rsparser.c +++ b/drivers/pnp/pnpacpi/rsparser.c | |||
@@ -444,6 +444,7 @@ pnpacpi_parse_fixed_mem32_option(struct pnp_option *option, | |||
444 | 444 | ||
445 | struct acpipnp_parse_option_s { | 445 | struct acpipnp_parse_option_s { |
446 | struct pnp_option *option; | 446 | struct pnp_option *option; |
447 | struct pnp_option *option_independent; | ||
447 | struct pnp_dev *dev; | 448 | struct pnp_dev *dev; |
448 | }; | 449 | }; |
449 | 450 | ||
@@ -507,7 +508,14 @@ static acpi_status pnpacpi_option_resource(struct acpi_resource *res, | |||
507 | parse_data->option = option; | 508 | parse_data->option = option; |
508 | break; | 509 | break; |
509 | case ACPI_RSTYPE_END_DPF: | 510 | case ACPI_RSTYPE_END_DPF: |
510 | return AE_CTRL_TERMINATE; | 511 | /*only one EndDependentFn is allowed*/ |
512 | if (!parse_data->option_independent) { | ||
513 | pnp_warn("PnPACPI: more than one EndDependentFn"); | ||
514 | return AE_ERROR; | ||
515 | } | ||
516 | parse_data->option = parse_data->option_independent; | ||
517 | parse_data->option_independent = NULL; | ||
518 | break; | ||
511 | default: | 519 | default: |
512 | pnp_warn("PnPACPI: unknown resource type %d", res->id); | 520 | pnp_warn("PnPACPI: unknown resource type %d", res->id); |
513 | return AE_ERROR; | 521 | return AE_ERROR; |
@@ -525,6 +533,7 @@ acpi_status pnpacpi_parse_resource_option_data(acpi_handle handle, | |||
525 | parse_data.option = pnp_register_independent_option(dev); | 533 | parse_data.option = pnp_register_independent_option(dev); |
526 | if (!parse_data.option) | 534 | if (!parse_data.option) |
527 | return AE_ERROR; | 535 | return AE_ERROR; |
536 | parse_data.option_independent = parse_data.option; | ||
528 | parse_data.dev = dev; | 537 | parse_data.dev = dev; |
529 | status = acpi_walk_resources(handle, METHOD_NAME__PRS, | 538 | status = acpi_walk_resources(handle, METHOD_NAME__PRS, |
530 | pnpacpi_option_resource, &parse_data); | 539 | pnpacpi_option_resource, &parse_data); |