ntpd: eliminate one time(NULL) call

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

1 files changed, 4 insertions, 3 deletions

diff --git a/networking/ntpd.c b/networking/ntpd.c
index ca79e0338..1e6c4da7f 100644
--- a/networking/ntpd.c
+++ b/networking/ntpd.c
@@ -326,7 +326,6 @@ send_query_to_peer(ntp_peer_t *p)
          *
          * Save the real transmit timestamp locally.
          */
-
         p->msg.m_xmttime.int_partl = random();
         p->msg.m_xmttime.fractionl = random();
         p->xmttime = gettime1900d();
@@ -577,6 +576,9 @@ recv_and_process_peer_pkt(ntp_peer_t *p)
          || msg.m_stratum == 0
          || msg.m_stratum > NTP_MAXSTRATUM
         ) {
+// TODO: stratum 0 responses may have commands in 32-bit m_refid field:
+// "DENY", "RSTR" - peer does not like us at all
+// "RATE" - peer is overloaded, reduce polling freq
                 interval = error_interval();
                 bb_error_msg("reply from %s: not synced, next query in %us", p->dotted, interval);
                 goto close_sock;
@@ -596,7 +598,6 @@ recv_and_process_peer_pkt(ntp_peer_t *p)
          *
          *    d = (T4 - T1) - (T3 - T2)     t = ((T2 - T1) + (T3 - T4)) / 2.
          */
-
         T4 = gettime1900d();
         T1 = p->xmttime;
         T2 = lfp_to_d(msg.m_rectime);
@@ -613,7 +614,7 @@ recv_and_process_peer_pkt(ntp_peer_t *p)
                 goto close_sock;
         }
         //UNUSED: offset->o_error = (T2 - T1) - (T3 - T4);
-        offset->o_rcvd = time(NULL); /* can use (time_t)(T4 - OFFSET_1900_1970) too */
+        offset->o_rcvd = (time_t)(T4 - OFFSET_1900_1970); /* = time(NULL); */
         offset->o_good = 1;
 
         offset->o_leap = (msg.m_status & LI_MASK);