Fix possible nullpointer exception

2016-07-14 12:38:32 +02:00 · 2016-07-14 12:38:32 +02:00 · 2afc795e74
parent c30d6bc281
commit 2afc795e74
1 changed files with 6 additions and 2 deletions
--- a/data/airtime.go
+++ b/data/airtime.go
@ -27,8 +27,12 @@ type WirelessAirtime struct {

 // Calculates the utilization values in regard to the previous values
 func (cur *WirelessStatistics) SetUtilization(prev *WirelessStatistics) {
+	if cur.Airtime24 != nil {
 		cur.Airtime24.SetUtilization(prev.Airtime24)
+	}
+	if cur.Airtime5 != nil {
 		cur.Airtime5.SetUtilization(prev.Airtime5)
+	}
 }

 // Calculates the utilization values in regard to the previous values