close usb handle after faile (#1352)

old-commit-hash: dd05d1df83
5 years ago · 7c22a08b30
parent ea0392cc2a
commit 7c22a08b30
1 changed files with 5 additions and 0 deletions
--- a/selfdrive/boardd/boardd.cc
+++ b/selfdrive/boardd/boardd.cc
@ -161,6 +161,11 @@ bool usb_connect() {

  ignition_last = false;

+  if (dev_handle != NULL){
+    libusb_close(dev_handle);
+    dev_handle = NULL;
+  }
+
  dev_handle = libusb_open_device_with_vid_pid(ctx, 0xbbaa, 0xddcc);
  if (dev_handle == NULL) { goto fail; }