qcacmn: Free ce fastpath buffer even if handler not installed

Durring a driver load failure, the fastpath buffer is allocated
before the fastpath handler is installed.  Change the free logic
to match the allocation logic.

Change-Id: Ib9731b3d06d7ac728e0f23bb32e2b74c35b9a8de
CRs-Fixed: 1089933

hif/src/ce/ce_main.c

@@ -1055,8 +1055,12 @@ void ce_t2h_msg_ce_cleanup(struct CE_handle *ce_hdl)
 	qdf_nbuf_t nbuf;
 	int i;
 
-	if (!ce_state->fastpath_handler)
+	if (ce_state->scn->fastpath_mode_on == false)
 		return;
+
+	if (!ce_state->htt_rx_data)
+		return;
+
 	/*
 	 * when fastpath_mode is on and for datapath CEs. Unlike other CE's,
 	 * this CE is completely full: does not leave one blank space, to