dboard: Made dboard class dtors virtual

- Interface and all base classes have virtual destructors
- Wrapped UBX dtor in UHD_SAFE_CALL

1 files changed, 1 insertions, 1 deletions

diff --git a/host/lib/usrp/dboard/db_tvrx2.cpp b/host/lib/usrp/dboard/db_tvrx2.cpp
index d1fdd5508..3a5bc1198 100644
--- a/host/lib/usrp/dboard/db_tvrx2.cpp
+++ b/host/lib/usrp/dboard/db_tvrx2.cpp
@@ -751,7 +751,7 @@ static const uhd::dict<std::string, gain_range_t> tvrx2_gain_ranges = map_list_o
 class tvrx2 : public rx_dboard_base{
 public:
     tvrx2(ctor_args_t args);
-    ~tvrx2(void);
+    virtual ~tvrx2(void);
 
 private:
     double _freq_scalar;