--- x/drivers/usb/usbip/vhci_sysfs.c
+++ y/drivers/usb/usbip/vhci_sysfs.c
@@ -76,6 +76,8 @@ static ssize_t status_show_vhci(int pdev
 	}
 
 	hcd = platform_get_drvdata(pdev);
+	if (!usb_hcd_is_primary_hcd(hcd))
+		return 0;
 	vhci_hcd = hcd_to_vhci_hcd(hcd);
 	vhci = vhci_hcd->vhci;