ntpd: fix vda's breakage

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

diff --git a/networking/ntpd.c b/networking/ntpd.c
index fb82fd3097cc7e2ca22f1cf566d7ae2e5fb8cd50..086b3ea74fa6bb7f7449f96650a266b2f30ed5ef 100644 (file)
--- a/networking/ntpd.c
+++ b/networking/ntpd.c
@@ -408,7 +408,7 @@ adjtime_wrap(void)
        qsort(peers, offset_cnt, sizeof(peers[0]), offset_compare);
 
        middle = offset_cnt / 2;
-       if ((offset_cnt & 1) == 0) {
+       if ((offset_cnt & 1) == 0 && middle != 0) {
                offset_median = (peers[middle-1]->update.offset + peers[middle]->update.offset) / 2;
                G.status.rootdelay = (peers[middle-1]->update.delay + peers[middle]->update.delay) / 2;
                G.status.stratum = MAX(peers[middle-1]->update.status.stratum, peers[middle]->update.status.stratum);