From ff3bb8f3a2befbdc8b8f04056b889bb35b46871a Mon Sep 17 00:00:00 2001
From: Winged Unicorn <dw5py29ybgo@gmail.com>
Date: Sun, 22 Jul 2018 20:26:12 +1200
Subject: [PATCH] Reset the device pointer before libusb_exit().

---
 openhantek/src/main.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/openhantek/src/main.cpp b/openhantek/src/main.cpp
index 8c2513c..f5f3b5a 100644
--- a/openhantek/src/main.cpp
+++ b/openhantek/src/main.cpp
@@ -205,7 +205,10 @@ int main(int argc, char *argv[]) {
     postProcessingThread.quit();
     postProcessingThread.wait(10000);
 
-    if (context && device != nullptr) { libusb_exit(context); }
+    if (context && device != nullptr) { 
+        device.reset(); // causes libusb_close(), which must be called before libusb_exit() 
+        libusb_exit(context); 
+    }
 
     return res;
 }
--
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