diff options
Diffstat (limited to 'drivers/tty/serdev/core.c')
| -rw-r--r-- | drivers/tty/serdev/core.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/tty/serdev/core.c b/drivers/tty/serdev/core.c index 1bef39828ca7..571ce1f69d8d 100644 --- a/drivers/tty/serdev/core.c +++ b/drivers/tty/serdev/core.c @@ -54,6 +54,11 @@ static int serdev_uevent(struct device *dev, struct kobj_uevent_env *env) int rc; /* TODO: platform modalias */ + + /* ACPI enumerated controllers do not have a modalias */ + if (!dev->of_node && dev->type == &serdev_ctrl_type) + return 0; + rc = acpi_device_uevent_modalias(dev, env); if (rc != -ENODEV) return rc; |