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path: root/drivers/tty/serdev/core.c
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Diffstat (limited to 'drivers/tty/serdev/core.c')
-rw-r--r--drivers/tty/serdev/core.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/tty/serdev/core.c b/drivers/tty/serdev/core.c
index 92e3433276f8..0180e1e4e75d 100644
--- a/drivers/tty/serdev/core.c
+++ b/drivers/tty/serdev/core.c
@@ -704,13 +704,10 @@ static const struct acpi_device_id serdev_acpi_devices_blacklist[] = {
static acpi_status acpi_serdev_add_device(acpi_handle handle, u32 level,
void *data, void **return_value)
{
+ struct acpi_device *adev = acpi_fetch_acpi_dev(handle);
struct serdev_controller *ctrl = data;
- struct acpi_device *adev;
- if (acpi_bus_get_device(handle, &adev))
- return AE_OK;
-
- if (acpi_device_enumerated(adev))
+ if (!adev || acpi_device_enumerated(adev))
return AE_OK;
/* Skip if black listed */