diff options
| -rw-r--r-- | src/drivers/usb/pci_xhci/pci_xhci.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/drivers/usb/pci_xhci/pci_xhci.c b/src/drivers/usb/pci_xhci/pci_xhci.c index b787127c2f..a375f07a8d 100644 --- a/src/drivers/usb/pci_xhci/pci_xhci.c +++ b/src/drivers/usb/pci_xhci/pci_xhci.c @@ -187,11 +187,16 @@ static void xhci_add_devices(const struct device *dev) static void xhci_fill_ssdt(const struct device *dev) { int gpe; + const char *scope = acpi_device_scope(dev); + const char *name = acpi_device_name(dev); + + if (!scope || !name) + return; printk(BIOS_DEBUG, "xHCI SSDT generation\n"); - acpigen_write_scope(acpi_device_scope(dev)); - acpigen_write_device(acpi_device_name(dev)); + acpigen_write_scope(scope); + acpigen_write_device(name); acpigen_write_ADR_pci_device(dev); acpigen_write_name_string("_DDN", "xHC - Extensible Host Controller"); |