don't respond to NTPv0 packets

master
Miroslav Lichvar 2018-04-06 08:29:30 +02:00
parent 2b2e2e7623
commit af4bed9262
1 changed files with 1 additions and 1 deletions

View File

@ -136,7 +136,7 @@ impl NtpPacket {
let version = (buf[0] >> 3) & 0x7;
let mode = buf[0] & 0x7;
if version > 4 {
if version < 1 || version > 4 {
return Err(Error::new(ErrorKind::Other, "Unsupported version"));
}