1 files changed, 9 insertions, 3 deletions
diff --git a/wct4xxp.c b/wct4xxp.c
index 7ce1e19..2ee6552 100644
--- a/wct4xxp.c
+++ b/wct4xxp.c
@@ -1923,14 +1923,20 @@ static void __t4_do_counters(struct t4 *wc)
 	int span;
 	for (span=0;span<wc->numspans;span++) {
 		struct t4_span *ts = wc->tspans[span];
+		int docheck=0;
+		if (ts->loopupcnt || ts->loopdowncnt)
+			docheck++;
 		if (ts->alarmtimer) {
 			if (!--ts->alarmtimer) {
+				docheck++;
 				ts->span.alarms &= ~(ZT_ALARM_RECOVER);
-				if (!polling)
-					__t4_check_alarms(wc, span);
-				zt_alarm_notify(&ts->span);
 			}
 		}
+		if (docheck) {
+			if (!polling)
+				__t4_check_alarms(wc, span);
+			zt_alarm_notify(&ts->span);
+		}
 	}
 }