Transceiver: Log error condition no burst in pullRadioVector()

Change-Id: I4f180cc852582b131ba28a8139215335f7ba567d
diff --git a/Transceiver52M/Transceiver.cpp b/Transceiver52M/Transceiver.cpp
index 8afbc95..079d1d7 100644
--- a/Transceiver52M/Transceiver.cpp
+++ b/Transceiver52M/Transceiver.cpp
@@ -603,8 +603,10 @@
 
   /* Blocking FIFO read */
   radioVector *radio_burst = mReceiveFIFO[chan]->read();
-  if (!radio_burst)
+  if (!radio_burst) {
+    LOGCHAN(chan, DMAIN, ERROR) << "ReceiveFIFO->read() returned no burst";
     return false;
+  }
 
   /* Set time and determine correlation type */
   burstTime = radio_burst->getTime();