diff options
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/acpica/evregion.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/acpi/acpica/evregion.c b/drivers/acpi/acpica/evregion.c index 6717e57604d3..19a4e695555f 100644 --- a/drivers/acpi/acpica/evregion.c +++ b/drivers/acpi/acpica/evregion.c @@ -504,6 +504,12 @@ acpi_ev_attach_region(union acpi_operand_object *handler_obj, ACPI_FUNCTION_TRACE(ev_attach_region); + /* Install the region's handler */ + + if (region_obj->region.handler) { + return_ACPI_STATUS(AE_ALREADY_EXISTS); + } + ACPI_DEBUG_PRINT((ACPI_DB_OPREGION, "Adding Region [%4.4s] %p to address handler %p [%s]\n", acpi_ut_get_node_name(region_obj->region.node), @@ -515,13 +521,6 @@ acpi_ev_attach_region(union acpi_operand_object *handler_obj, region_obj->region.next = handler_obj->address_space.region_list; handler_obj->address_space.region_list = region_obj; - - /* Install the region's handler */ - - if (region_obj->region.handler) { - return_ACPI_STATUS(AE_ALREADY_EXISTS); - } - region_obj->region.handler = handler_obj; acpi_ut_add_reference(handler_obj); |