+ /*
+ * Note:
+ * There could be a corner case when the TXFAIL is set
+ * even though the frame was properly ACKed by the peer:
+ * a BlockAckReq with the immediate policy will cause
+ * the receiving peer to produce a BlockACK unfortunately
+ * the MAC in this chip seems to be expecting a legacy
+ * ACK and marks the BAR as failed!
+ */
+