diff options
Diffstat (limited to 'drivers/acpi/acpica/rsaddr.c')
| -rw-r--r-- | drivers/acpi/acpica/rsaddr.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/drivers/acpi/acpica/rsaddr.c b/drivers/acpi/acpica/rsaddr.c index 27384ee245f0..f92010e667cd 100644 --- a/drivers/acpi/acpica/rsaddr.c +++ b/drivers/acpi/acpica/rsaddr.c @@ -272,18 +272,13 @@ u8 acpi_rs_get_address_common(struct acpi_resource *resource, union aml_resource *aml) { - struct aml_resource_address address; - ACPI_FUNCTION_ENTRY(); - /* Avoid undefined behavior: member access within misaligned address */ - - memcpy(&address, aml, sizeof(address)); - /* Validate the Resource Type */ - if ((address.resource_type > 2) && - (address.resource_type < 0xC0) && (address.resource_type != 0x0A)) { + if ((aml->address.resource_type > 2) && + (aml->address.resource_type < 0xC0) && + (aml->address.resource_type != 0x0A)) { return (FALSE); } @@ -304,7 +299,7 @@ acpi_rs_get_address_common(struct acpi_resource *resource, /* Generic resource type, just grab the type_specific byte */ resource->data.address.info.type_specific = - address.specific_flags; + aml->address.specific_flags; } return (TRUE); |