From d5f2c34eaa3e840b32817829031b95c6b7780314 Mon Sep 17 00:00:00 2001
From: szymonh <12231135+szymonh@users.noreply.github.com>
Date: Sun, 12 Sep 2021 20:09:58 +0200
Subject: [PATCH] Prevent buffer overflow in bth_device.c

---
 src/class/bth/bth_device.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/class/bth/bth_device.c b/src/class/bth/bth_device.c
index 1d27ae7c5..09fab953e 100755
--- a/src/class/bth/bth_device.c
+++ b/src/class/bth/bth_device.c
@@ -214,7 +214,7 @@ bool btd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t c
     }
     else return false;
 
-    return tud_control_xfer(rhport, request, &_btd_itf.hci_cmd, request->wLength);
+    return tud_control_xfer(rhport, request, &_btd_itf.hci_cmd, sizeof(_btd_itf.hci_cmd));
   }
   else if ( stage == CONTROL_STAGE_DATA )
   {