From: Harlan Stenn <stenn@ntp.org>
Date: Thu, 17 Jan 2002 22:52:47 +0000 (-0500)
Subject: Lose the source port check.  Too many folks are going thru Port and
X-Git-Tag: NTP_4_1_1~6
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=980c295030f2de1cccf7539e7fcaf5fa002b35fd;p=thirdparty%2Fntp.git

Lose the source port check.  Too many folks are going thru Port and
Address Translators, and present wisdom says that one should not
trust source ports anyway.

bk: 3c4755bfX-q93gSrOSHjQVFlkz0M6w
---

diff --git a/ntpd/ntp_proto.c b/ntpd/ntp_proto.c
index b5bb80f3f..fc95016e5 100644
--- a/ntpd/ntp_proto.c
+++ b/ntpd/ntp_proto.c
@@ -309,11 +309,7 @@ receive(
 #endif
 	if (restrict_mask & RES_IGNORE)
 		return;				/* no anything */
-	if (!(SRCPORT(&rbufp->recv_srcadr) == NTP_PORT ||
-	    SRCPORT(&rbufp->recv_srcadr) >= IPPORT_RESERVED)) {
-		sys_badlength++;
-		return;				/* invalid port */
-	}
+
 	pkt = &rbufp->recv_pkt;
 	if (PKT_VERSION(pkt->li_vn_mode) == NTP_VERSION) {
 		sys_newversionpkt++;		/* new version */