ntpd: set offset to 0.0 in "usync" event

function                                             old     new   delta
ntpd_main                                           1030    1026      -4

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 8 insertions, 3 deletions

diff --git a/networking/ntpd.c b/networking/ntpd.c
index 27e2e9f53..b04391eb5 100644
--- a/networking/ntpd.c
+++ b/networking/ntpd.c
@@ -805,7 +805,7 @@ send_query_to_peer(peer_t *p)
         p->p_xmt_msg.m_xmttime.fractionl = random();
         p->p_xmttime = gettime1900d();
 
-        /* Was doing it only if sendto worked, but
+        /* Were doing it only if sendto worked, but
          * loss of sync detection needs reachable_bits updated
          * even if sending fails *locally*:
          * "network is unreachable" because cable was pulled?
@@ -818,6 +818,11 @@ send_query_to_peer(peer_t *p)
         ) {
                 close(p->p_fd);
                 p->p_fd = -1;
+                /*
+                 * We know that we sent nothing.
+                 * We can retry *soon* without fearing
+                 * that we are flooding the peer.
+                 */
                 set_next(p, RETRY_INTERVAL);
                 return;
         }
@@ -827,7 +832,7 @@ send_query_to_peer(peer_t *p)
 
 
 /* Note that there is no provision to prevent several run_scripts
- * to be done in quick succession. In fact, it happens rather often
+ * to be started in quick succession. In fact, it happens rather often
  * if initial syncronization results in a step.
  * You will see "step" and then "stratum" script runs, sometimes
  * as close as only 0.002 seconds apart.
@@ -2228,7 +2233,7 @@ int ntpd_main(int argc UNUSED_PARAM, char **argv)
                         G.polladj_count = 0;
                         G.poll_exp = MINPOLL;
                         G.stratum = MAXSTRAT;
-                        run_script("unsync", G.last_update_offset);
+                        run_script("unsync", 0.0);
  have_reachable_peer: ;
                 }
         } /* while (!bb_got_signal) */