Fix: dns client should not bind local address

nealzh · Jan 3, 2021 · 6fedd7e · 6fedd7e
1 parent 9619c3f
commit 6fedd7e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/dns/client.go b/dns/client.go
@@ -39,7 +39,7 @@ func (c *client) ExchangeContext(ctx context.Context, m *D.Msg) (msg *D.Msg, err
 		return nil, err
 	}
 
-	if dialer.DialHook != nil {
+	if ip != nil && ip.IsGlobalUnicast() && dialer.DialHook != nil {
 		network := "udp"
 		if strings.HasPrefix(c.Client.Net, "tcp") {
 			network = "tcp"