Added missing pure virtual destructors to base classes

1 files changed, 16 insertions, 1 deletions

diff --git a/host/lib/usrp/common/ad9361_ctrl.hpp b/host/lib/usrp/common/ad9361_ctrl.hpp
index f1659f30e..93d697349 100644
--- a/host/lib/usrp/common/ad9361_ctrl.hpp
+++ b/host/lib/usrp/common/ad9361_ctrl.hpp
@@ -1,5 +1,18 @@
 //
-// Copyright 2014 Ettus Research LLC
+// Copyright 2012-2014 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //
 
 #ifndef INCLUDED_AD9361_CTRL_HPP
@@ -22,6 +35,8 @@ class ad9361_ctrl : public boost::noncopyable
 public:
     typedef boost::shared_ptr<ad9361_ctrl> sptr;
 
+    virtual ~ad9361_ctrl(void) {};
+
     //! make a new codec control object
     static sptr make_spi(
         ad9361_params::sptr client_settings, uhd::spi_iface::sptr spi_iface, boost::uint32_t slave_num);