diff --git a/common/dfu.c b/common/dfu.c
index 4c529f7c36..0e9f5f59c8 100644
--- a/common/dfu.c
+++ b/common/dfu.c
@@ -24,7 +24,11 @@ int run_usb_dnl_gadget(int usbctrl_index, char *usb_dnl_gadget)
 	bool dfu_reset = false;
 	int ret, i = 0;
 
-	board_usb_init(usbctrl_index, USB_INIT_DEVICE);
+	ret = board_usb_init(usbctrl_index, USB_INIT_DEVICE);
+	if (ret) {
+		error("board usb init failed\n");
+		return CMD_RET_FAILURE;
+	}
 	g_dnl_clear_detach();
 	ret = g_dnl_register(usb_dnl_gadget);
 	if (ret) {
diff --git a/drivers/dfu/dfu.c b/drivers/dfu/dfu.c
index 20dfcbbf18..8dacc1a6d1 100644
--- a/drivers/dfu/dfu.c
+++ b/drivers/dfu/dfu.c
@@ -482,7 +482,7 @@ int dfu_config_entities(char *env, char *interface, char *devstr)
 
 const char *dfu_get_dev_type(enum dfu_device_type t)
 {
-	const char *dev_t[] = {NULL, "eMMC", "OneNAND", "NAND", "RAM" };
+	const char *dev_t[] = {NULL, "eMMC", "OneNAND", "NAND", "RAM", "SF" };
 	return dev_t[t];
 }