diff options
Diffstat (limited to 'src/drivers/generic')
| -rw-r--r-- | src/drivers/generic/max98357a/max98357a.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/drivers/generic/max98357a/max98357a.c b/src/drivers/generic/max98357a/max98357a.c index 1408dacca6..838491dc84 100644 --- a/src/drivers/generic/max98357a/max98357a.c +++ b/src/drivers/generic/max98357a/max98357a.c @@ -36,9 +36,14 @@ static void max98357a_fill_ssdt(struct device *dev) if (!dev->enabled || !config) 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", MAX98357A_ACPI_HID); acpigen_write_name_integer("_UID", 0); acpigen_write_name_string("_DDN", dev->chip_ops->name); |