From c75efa449173c72573b29cd852913b2a03d06292 Mon Sep 17 00:00:00 2001
From: Paul Dee <itsascambutmailmeanyway@gmail.com>
Date: Mon, 26 Jul 2021 02:17:09 +0200
Subject: [PATCH] "Fix" for issue #44

---
 ap2-receiver.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/ap2-receiver.py b/ap2-receiver.py
index 2c789ee..8e78ba8 100644
--- a/ap2-receiver.py
+++ b/ap2-receiver.py
@@ -1100,6 +1100,12 @@ def list_available_flags():
 
     setup_global_structs(args)
 
+    # Rudimentary check for whether v4/6 are still None (no IP found)
+    if IPV4 is None and IPV6 is None:
+        print("[!] No IP found on chosen interface.")
+        list_network_interfaces()
+        exit(-1)
+
     print("Interface: %s" % IFEN)
     print("IPv4: %s" % IPV4)
     print("IPv6: %s" % IPV6)