fix crash in qos stateful analyser when there is nothing to smooth

9eeb8b1c · Gautier Pelloux-Prayer · 124f6c61 · 9eeb8b1c
Commit 9eeb8b1c authored Jun 02, 2014 by Gautier Pelloux-Prayer
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src/voip/qosanalyzer.c src/voip/qosanalyzer.c +6 -0

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--- a/src/voip/qosanalyzer.c
+++ b/src/voip/qosanalyzer.c
@@ -356,6 +356,12 @@ static void smooth_values(MSStatefulQosAnalyser *obj){
 	}else{
 		it = first_loss;
 	}
+
+	/*nothing to smooth*/
+	if (it == NULL){
+		return;
+	}
+
 	curr = (rtcpstatspoint_t *)it->data;

 	while (it->next != NULL){