diff options
| author | Fabian Frederick <fabf@skynet.be> | 2014-09-14 17:12:43 +0400 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2014-09-25 01:13:02 +0400 |
| commit | ef86c3f4bec932bee4ad05728f7306359ae2f87a (patch) | |
| tree | 10e47681d0b44d862704f545f47e00e9b86318a1 /drivers/acpi/processor_core.c | |
| parent | 0f33be009b89d2268e94194dc4fd01a7851b6d51 (diff) | |
ACPI / processor: use container_of instead of casting first structure member
Use container_of instead of casting first structure member to resolve
acpi_madt_local_apic/sapic/x2apic from acpi_subtable_header.
Signed-off-by: Fabian Frederick <fabf@skynet.be>
[ rjw: Subject and changelog ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/processor_core.c')
| -rw-r--r-- | drivers/acpi/processor_core.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c index e32321ce9a5c..ef58f46c8442 100644 --- a/drivers/acpi/processor_core.c +++ b/drivers/acpi/processor_core.c @@ -16,7 +16,7 @@ static int map_lapic_id(struct acpi_subtable_header *entry, u32 acpi_id, int *apic_id) { struct acpi_madt_local_apic *lapic = - (struct acpi_madt_local_apic *)entry; + container_of(entry, struct acpi_madt_local_apic, header); if (!(lapic->lapic_flags & ACPI_MADT_ENABLED)) return -ENODEV; @@ -32,7 +32,7 @@ static int map_x2apic_id(struct acpi_subtable_header *entry, int device_declaration, u32 acpi_id, int *apic_id) { struct acpi_madt_local_x2apic *apic = - (struct acpi_madt_local_x2apic *)entry; + container_of(entry, struct acpi_madt_local_x2apic, header); if (!(apic->lapic_flags & ACPI_MADT_ENABLED)) return -ENODEV; @@ -49,7 +49,7 @@ static int map_lsapic_id(struct acpi_subtable_header *entry, int device_declaration, u32 acpi_id, int *apic_id) { struct acpi_madt_local_sapic *lsapic = - (struct acpi_madt_local_sapic *)entry; + container_of(entry, struct acpi_madt_local_sapic, header); if (!(lsapic->lapic_flags & ACPI_MADT_ENABLED)) return -ENODEV; |