Prevent NPE

1 year ago · eafa031c0b
parent 718bcc4b1b
commit eafa031c0b
1 changed files with 2 additions and 0 deletions
--- a/app/src/main/java/eu/faircode/email/DnsHelper.java
+++ b/app/src/main/java/eu/faircode/email/DnsHelper.java
@ -698,6 +698,8 @@ public class DnsHelper {
        @Override
        public DnsQueryResult query(DnsMessage message, InetAddress address, int port) throws IOException {
            DnsQueryResult result = delegate.query(message, address, port);
+            if (result == null)
+                throw new UnknownHostException();
            DnsMessage answer = new DnsMessage(result.response.toArray())
                    .asBuilder()
                    .setRecursionAvailable(true)