From 03316496b7c3380c5ac408f86d049855dbcedac6 Mon Sep 17 00:00:00 2001
From: Dmitri Bogomolov <4glitch@gmail.com>
Date: Sat, 14 Dec 2019 12:53:51 +0200
Subject: [PATCH] Stop UDPSocket on socket.error 101 (Network is unreachable)

---
 src/network/udp.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/network/udp.py b/src/network/udp.py
index cf694567..d8c5f340 100644
--- a/src/network/udp.py
+++ b/src/network/udp.py
@@ -146,6 +146,9 @@ class UDPSocket(BMProto):  # pylint: disable=too-many-instance-attributes
             retval = self.socket.sendto(
                 self.write_buf, ('<broadcast>', self.port))
         except socket.error as e:
-            logger.error("socket error on sendato: %s", e)
+            logger.error("socket error on sendto: %s", e)
+            if e.errno == 101:
+                self.announcing = False
+                self.socket.close()
             retval = 0
         self.slice_write_buf(retval)