From 705dfc1c5b0359bc5cda11d9d3500d5c80276c3b Mon Sep 17 00:00:00 2001
From: xx979xx <40252818+xx979xx@users.noreply.github.com>
Date: Sun, 9 Aug 2020 11:08:09 +0300
Subject: [PATCH] fix for PC: detach panda kernel driver if active (#1950)

old-commit-hash: 4f0c75291b9c56b9eb219cbe74025c6897635d85
---
 selfdrive/boardd/panda.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/selfdrive/boardd/panda.cc b/selfdrive/boardd/panda.cc
index 8bec94345..5820fa400 100644
--- a/selfdrive/boardd/panda.cc
+++ b/selfdrive/boardd/panda.cc
@@ -25,6 +25,10 @@ Panda::Panda(){
   dev_handle = libusb_open_device_with_vid_pid(ctx, 0xbbaa, 0xddcc);
   if (dev_handle == NULL) { goto fail; }
 
+  if (libusb_kernel_driver_active(dev_handle, 0) == 1) {
+    libusb_detach_kernel_driver(dev_handle, 0);
+  }
+
   err = libusb_set_configuration(dev_handle, 1);
   if (err != 0) { goto fail; }