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timesyncd: check if stratum is valid

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This commit is contained in:
Miroslav Lichvar
2014-08-29 18:13:00 +02:00
committed by Kay Sievers
parent 6ff8806e1d
commit 07610e108e
1 changed files with 2 additions and 1 deletions
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src/timesync/timesyncd-manager.c
+2 -1
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@@ -574,7 +574,8 @@ static int manager_receive_response(sd_event_source *source, int fd, uint32_t re
return manager_connect(m);
}
if (NTP_FIELD_LEAP(ntpmsg.field) == NTP_LEAP_NOTINSYNC) {
if (NTP_FIELD_LEAP(ntpmsg.field) == NTP_LEAP_NOTINSYNC ||
ntpmsg.stratum == 0 || ntpmsg.stratum >= 16) {
log_debug("Server is not synchronized. Disconnecting.");
return manager_connect(m);
}