diff --git a/drivers/usb/gadget/configfs.c b/drivers/usb/gadget/configfs.c
index 476a22728e8d..d2be874af7d3 100644
--- a/drivers/usb/gadget/configfs.c
+++ b/drivers/usb/gadget/configfs.c
@@ -1327,6 +1327,8 @@ static int configfs_composite_bind(struct usb_gadget *gadget,
 		cdev->use_os_string = true;
 		cdev->b_vendor_code = gi->b_vendor_code;
 		memcpy(cdev->qw_sign, gi->qw_sign, OS_STRING_QW_SIGN_LEN);
+	} else {
+		cdev->use_os_string = false;
 	}
 
 	if (gadget_is_otg(gadget) && !otg_desc[0]) {