diff options
Diffstat (limited to 'drivers/acpi/processor_core.c')
| -rw-r--r-- | drivers/acpi/processor_core.c | 20 |
1 files changed, 5 insertions, 15 deletions
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c index 18fa6337c12c..ee9bce18c084 100644 --- a/drivers/acpi/processor_core.c +++ b/drivers/acpi/processor_core.c @@ -83,27 +83,17 @@ static int map_lsapic_id(struct acpi_subtable_header *entry, { struct acpi_madt_local_sapic *lsapic = (struct acpi_madt_local_sapic *)entry; - u32 tmp = (lsapic->id << 8) | lsapic->eid; - /* Only check enabled APICs*/ if (!(lsapic->lapic_flags & ACPI_MADT_ENABLED)) return 0; - /* Device statement declaration type */ if (device_declaration) { - if (entry->length < 16) - printk(KERN_ERR PREFIX - "Invalid LSAPIC with Device type processor (SAPIC ID %#x)\n", - tmp); - else if (lsapic->uid == acpi_id) - goto found; - /* Processor statement declaration type */ - } else if (lsapic->processor_id == acpi_id) - goto found; + if ((entry->length < 16) || (lsapic->uid != acpi_id)) + return 0; + } else if (lsapic->processor_id != acpi_id) + return 0; - return 0; -found: - *apic_id = tmp; + *apic_id = (lsapic->id << 8) | lsapic->eid; return 1; } |