From 97e6a99c5e315a04cafe5909dec865bf0e3446eb Mon Sep 17 00:00:00 2001
From: rklabs <rajulkadam@gmail.com>
Date: Wed, 22 Jul 2015 22:06:21 +0530
Subject: [PATCH] Add additional check for found_ip in case of tunnel interface
 and then raise exception

---
 src/network_interface.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/network_interface.cpp b/src/network_interface.cpp
index 0491c86..faef5b1 100644
--- a/src/network_interface.cpp
+++ b/src/network_interface.cpp
@@ -225,6 +225,10 @@ NetworkInterface::Info NetworkInterface::info() const {
     info.is_up = false;
     Utils::generic_iface_loop(collector);
 
+    if(!collector.found_hw && !collector.found_ip) {
+        throw std::runtime_error("Error looking up interface address");
+    }
+
     return info;
 }