1 The root dispersion calculation incorrectly stopped using the peer dispersion

     2 term when testing the acceptability of a NTP sever.

     3 

     4 This has been reported as NTP community bug 3093

     5 http://bugs.ntp.org/show_bug.cgi?id=3093

     6 This patch may be removed when upgrading to a version of NTP with that bug

     7 fixed.

     8 

     9 --- ntpd/ntp_proto.c

    10 +++ ntpd/ntp_proto.c

    11 @@ -4338,7 +4338,7 @@ peer_unfit(

    12  	 * plus the increment due to one host poll interval.

    13  	 */

    14  	if (   !(peer->flags & FLAG_REFCLOCK)

    15 -	    && root_distance(peer) >= sys_maxdist

    16 +	    && (root_distance(peer) + peer->disp) >= sys_maxdist

    17  				      + clock_phi * ULOGTOD(peer->hpoll))

    18  		rval |= TEST11;		/* distance exceeded */

    19