Commit e4dfe108 authored May 21, 2021 by Erik Kaneda Committed by Rafael J. Wysocki May 31, 2021

ACPICA: Clean up context mutex during object deletion

ACPICA commit bc43c878fd4ff27ba75b1d111b97ee90d4a82707

Fixes: c27f3d01 ("Fix race in GenericSerialBus (I2C) and GPIO OpRegion parameter handling")
Link: https://github.com/acpica/acpica/commit/bc43c878


Reported-by: John Garry <john.garry@huawei.com>
Reported-by: Xiang Chen <chenxiang66@hisilicon.com>
Tested-by: Xiang Chen <chenxiang66@hisilicon.com>
Signed-off-by: Erik Kaneda <erik.kaneda@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

parent 8124c8a6

drivers/acpi/acpica/utdelete.c

+8 −0

Original line number	Diff line number	Diff line
		@@ -285,6 +285,14 @@ static void acpi_ut_delete_internal_obj(union acpi_operand_object *object)
		}
		break;

		case ACPI_TYPE_LOCAL_ADDRESS_HANDLER:

		ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS,
		"***** Address handler %p\n", object));

		acpi_os_delete_mutex(object->address_space.context_mutex);
		break;

		default:

		break;