From 7611b94e515b3b8d3c885556f24e4b1298224de8 Mon Sep 17 00:00:00 2001
From: Adeeb Shihadeh <adeebshihadeh@gmail.com>
Date: Mon, 30 Aug 2021 21:25:48 -0700
Subject: [PATCH] fix boardd reconnect loop (#22081)

* fix boardd reconnect loop

* add that back
old-commit-hash: 0e3462e0510d6b8708a478b9a78855d5965777f1
---
 selfdrive/boardd/panda.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/selfdrive/boardd/panda.cc b/selfdrive/boardd/panda.cc
index c234c2c295..d61cdf4d06 100644
--- a/selfdrive/boardd/panda.cc
+++ b/selfdrive/boardd/panda.cc
@@ -57,6 +57,7 @@ Panda::Panda(std::string serial) {
       dev_handle = NULL;
     }
   }
+  if (dev_handle == NULL) goto fail;
   libusb_free_device_list(dev_list, 1);
 
   if (libusb_kernel_driver_active(dev_handle, 0) == 1) {
@@ -110,7 +111,7 @@ std::vector<std::string> Panda::list() {
   libusb_context *context = NULL;
   libusb_device **dev_list = NULL;
   std::vector<std::string> serials;
-  
+
   int err = init_usb_ctx(context);
   if (err != 0) { return serials; }