diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 7ac8198d0d7b..dbe64ea47936 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -4235,8 +4235,7 @@ int xhci_alloc_dev(struct usb_hcd *hcd, struct usb_device *udev)
 		xhci_err(xhci, "Error while assigning device slot ID: %s\n",
 			 xhci_trb_comp_code_string(command->status));
 		xhci_err(xhci, "Max number of devices this xHCI host supports is %u.\n",
-				HCS_MAX_SLOTS(
-					readl(&xhci->cap_regs->hcs_params1)));
+			 HCS_MAX_SLOTS(xhci->hcs_params1));
 		xhci_free_command(xhci, command);
 		return 0;
 	}