From dc7e53d79f75b38cbfbd3a0e58448eff04d260e2 Mon Sep 17 00:00:00 2001
From: sakumisu <1203593632@qq.com>
Date: Thu, 24 Jul 2025 21:03:22 +0800
Subject: fix(port/dwc2/usb_hc_dwc2): exit porten loop check when device
 disconnets

Signed-off-by: sakumisu <1203593632@qq.com>
---
 port/dwc2/usb_hc_dwc2.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/port/dwc2/usb_hc_dwc2.c b/port/dwc2/usb_hc_dwc2.c
index abe8ac8f..b28ad954 100644
--- a/port/dwc2/usb_hc_dwc2.c
+++ b/port/dwc2/usb_hc_dwc2.c
@@ -381,6 +381,9 @@ static int usbh_reset_port(struct usbh_bus *bus, const uint8_t port)
     usb_osal_msleep(10U);
 
     while (!(USB_OTG_HPRT & USB_OTG_HPRT_PENA)) {
+        if (!(USB_OTG_HPRT & USB_OTG_HPRT_PCSTS)) {
+            return -USB_ERR_NOTCONN; /* Port not connected */
+        }
         usb_osal_msleep(10U);
     }
     return 0;
-- 
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