Allow more DNS servers

diff --git a/net/save_dns.cgi b/net/save_dns.cgi
index 79d8e5e..1504f2d 100755 (executable)
--- a/net/save_dns.cgi
+++ b/net/save_dns.cgi
@@ -11,7 +11,7 @@ $old_hostname = &get_system_hostname();
 $in{'hostname'} =~ /^[A-z0-9\.\-]+$/ ||
        &error(&text('dns_ehost', $in{'hostname'}));
 $dns = { };
-for($i=0; $i<$max_dns_servers; $i++) {
+for($i=0; defined($ns = $in{"nameserver_$i"}); $i++) {
        $ns = $in{"nameserver_$i"};
        $ns =~ s/^\s+//; $ns =~ s/\s+$//;
        if ($ns) {