diff options
Diffstat (limited to 'src/drivers/generic')
| -rw-r--r-- | src/drivers/generic/adau7002/adau7002.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/src/drivers/generic/adau7002/adau7002.c b/src/drivers/generic/adau7002/adau7002.c index d21d513c59..0a94819ec2 100644 --- a/src/drivers/generic/adau7002/adau7002.c +++ b/src/drivers/generic/adau7002/adau7002.c @@ -29,12 +29,17 @@ static void adau7002_fill_ssdt(struct device *dev) { - if (!dev->enabled) + if (!dev || !dev->enabled) + return; + + const char *scope = acpi_device_scope(dev); + const char *name = acpi_device_name(dev); + if (!scope || !name) return; /* Device */ - acpigen_write_scope(acpi_device_scope(dev)); - acpigen_write_device(acpi_device_name(dev)); + acpigen_write_scope(scope); + acpigen_write_device(name); acpigen_write_name_string("_HID", ADAU7002_ACPI_HID); acpigen_write_name_integer("_UID", 0); acpigen_write_name_string("_DDN", dev->chip_ops->name); |