File bnc#550316.diff of Package ntp

--- ntpd/ntp_request.c.orig	2009-12-09 14:56:53.000000000 +0100
+++ ntpd/ntp_request.c	2009-12-09 16:03:40.000000000 +0100
@@ -409,6 +409,7 @@
 	int mod_okay
 	)
 {
+	static u_long quiet_until;
 	struct req_pkt *inpkt;
 	struct req_pkt_tail *tailinpkt;
 	struct sockaddr_storage *srcadr;
@@ -444,8 +445,14 @@
 	    || (++ec, INFO_MBZ(inpkt->mbz_itemsize) != 0)
 	    || (++ec, rbufp->recv_length < REQ_LEN_HDR)
 		) {
-		msyslog(LOG_ERR, "process_private: INFO_ERR_FMT: test %d failed, pkt from %s", ec, stoa(srcadr));
-		req_ack(srcadr, inter, inpkt, INFO_ERR_FMT);
+               NLOG(NLOG_SYSEVENT)
+                       if (current_time >= quiet_until) {
+                               msyslog(LOG_ERR,
+                                       "process_private: drop test %d"
+                                       " failed, pkt from %s",
+                                       ec, stoa(srcadr));
+                               quiet_until = current_time + 60;
+                       }
 		return;
 	}