diff options
Diffstat (limited to 'drivers/pnp/pnpacpi/rsparser.c')
| -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, struct acpipnp_parse_option_s { struct pnp_option *option; + struct pnp_option *option_independent; struct pnp_dev *dev; }; @@ -507,7 +508,14 @@ static acpi_status pnpacpi_option_resource(struct acpi_resource *res, parse_data->option = option; break; case ACPI_RSTYPE_END_DPF: - return AE_CTRL_TERMINATE; + /*only one EndDependentFn is allowed*/ + if (!parse_data->option_independent) { + pnp_warn("PnPACPI: more than one EndDependentFn"); + return AE_ERROR; + } + parse_data->option = parse_data->option_independent; + parse_data->option_independent = NULL; + break; default: pnp_warn("PnPACPI: unknown resource type %d", res->id); return AE_ERROR; @@ -525,6 +533,7 @@ acpi_status pnpacpi_parse_resource_option_data(acpi_handle handle, parse_data.option = pnp_register_independent_option(dev); if (!parse_data.option) return AE_ERROR; + parse_data.option_independent = parse_data.option; parse_data.dev = dev; status = acpi_walk_resources(handle, METHOD_NAME__PRS, pnpacpi_option_resource, &parse_data); |