From 5850e27743013fb3ed0b7c06dd8cdebfac05ad22 Mon Sep 17 00:00:00 2001
From: sakumisu <1203593632@qq.com>
Date: Wed, 27 Nov 2024 20:29:58 +0800
Subject: [PATCH] update(port/fsdev): add check for iso, we do not support

---
 port/fsdev/usb_dc_fsdev.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/port/fsdev/usb_dc_fsdev.c b/port/fsdev/usb_dc_fsdev.c
index b2dd9cca..f27e8c69 100644
--- a/port/fsdev/usb_dc_fsdev.c
+++ b/port/fsdev/usb_dc_fsdev.c
@@ -154,7 +154,8 @@ int usbd_ep_open(uint8_t busid, const struct usb_endpoint_descriptor *ep)
 
         case USB_ENDPOINT_TYPE_ISOCHRONOUS:
             wEpRegVal = USB_EP_ISOCHRONOUS;
-            break;
+            USB_LOG_ERR("Do not support iso in fsdev\r\n");
+            return -1;
 
         default:
             break;