diff --git a/sys/dev/usb/controller/musb_otg_allwinner.c b/sys/dev/usb/controller/musb_otg_allwinner.c
index 21787c54cbfd..63261ebbf601 100644
--- a/sys/dev/usb/controller/musb_otg_allwinner.c
+++ b/sys/dev/usb/controller/musb_otg_allwinner.c
@@ -259,6 +259,8 @@ awusbdrd_bs_r_2(awusb_bs_tag t, bus_space_handle_t h, bus_size_t o)
 {
 	const struct bus_space *bs = t;
 
+	if (awusbdrd_filt(o) != 0)
+		return (0);
 	return bus_space_read_2(bs_parent_space(bs), h, awusbdrd_reg(o));
 }