From db5180919163743ecec3593b20b4fceb19414b1a Mon Sep 17 00:00:00 2001
From: Enrico Turri <enricoturri@seznam.cz>
Date: Mon, 11 Nov 2019 13:41:50 +0100
Subject: [PATCH] Fixed build on Linux

---
 src/slic3r/GUI/Mouse3DController.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/slic3r/GUI/Mouse3DController.cpp b/src/slic3r/GUI/Mouse3DController.cpp
index 516c7dc9eb..44bc0fd347 100644
--- a/src/slic3r/GUI/Mouse3DController.cpp
+++ b/src/slic3r/GUI/Mouse3DController.cpp
@@ -456,7 +456,7 @@ bool Mouse3DController::connect_device()
         if (device.second.size() == 1)
         {
 #ifdef __linux__
-            hid_device* test_device = hid_open(device.first.first, device.first.second);
+            hid_device* test_device = hid_open(device.first.first, device.first.second, nullptr);
             if (test_device != nullptr)
             {
                 hid_close(test_device);