diff options
Diffstat (limited to 'drivers/acpi/resources/rscalc.c')
| -rw-r--r-- | drivers/acpi/resources/rscalc.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/acpi/resources/rscalc.c b/drivers/acpi/resources/rscalc.c index db0a835e3317..d801823de016 100644 --- a/drivers/acpi/resources/rscalc.c +++ b/drivers/acpi/resources/rscalc.c @@ -213,11 +213,22 @@ acpi_rs_get_aml_length(struct acpi_resource * resource, acpi_size * size_needed) switch (resource->type) { case ACPI_RESOURCE_TYPE_IRQ: + /* Length can be 3 or 2 */ + if (resource->data.irq.descriptor_length == 2) { total_size--; } break; + case ACPI_RESOURCE_TYPE_START_DEPENDENT: + + /* Length can be 1 or 0 */ + + if (resource->data.irq.descriptor_length == 0) { + total_size--; + } + break; + case ACPI_RESOURCE_TYPE_VENDOR: /* * Vendor Defined Resource: |