[U-Boot] [PATCH v2] cmd: dfu: Add error handling for board_usb_init

[Michal Simek]

board_usb_init() can failed and error should be handled properly.

Signed-off-by: Michal Simek <michal.simek at xilinx.com>
---

Changes in v2:
- Fix type in return error value

 common/dfu.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/common/dfu.c b/common/dfu.c
index 4c529f7c36f9..0e9f5f59c80a 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) {
-- 
1.9.1