From a9b83c463201aa3bf337226103faf3841d40137d Mon Sep 17 00:00:00 2001
From: Juha Heinanen <jh@tutpro.com>
Date: Sun, 14 Nov 2021 10:00:39 +0200
Subject: [PATCH] Added null check

---
 app/src/main/kotlin/com/tutpro/baresip/Config.kt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/app/src/main/kotlin/com/tutpro/baresip/Config.kt b/app/src/main/kotlin/com/tutpro/baresip/Config.kt
index eacc66f8..5b48017a 100644
--- a/app/src/main/kotlin/com/tutpro/baresip/Config.kt
+++ b/app/src/main/kotlin/com/tutpro/baresip/Config.kt
@@ -138,6 +138,7 @@ object Config {
     fun updateDnsServers(dnsServers: List<InetAddress>): Int {
         var servers = ""
         for (dnsServer in dnsServers) {
+            if (dnsServer.hostAddress == null) continue
             var address = dnsServer.hostAddress!!.removePrefix("/")
             address = if (Utils.checkIpV4(address))
                 "${address}:53"