diff --git a/host/lib/transport/super_send_packet_handler.hpp b/host/lib/transport/super_send_packet_handler.hpp
index 8ebc264..2aedd75 100644
--- a/host/lib/transport/super_send_packet_handler.hpp
+++ b/host/lib/transport/super_send_packet_handler.hpp
@@ -149,6 +149,7 @@ public:
 
         //translate the metadata to vrt if packet info
         vrt::if_packet_info_t if_packet_info;
+        memset(&if_packet_info, 0, sizeof(if_packet_info));
         if_packet_info.has_sid = false;
         if_packet_info.has_cid = false;
         if_packet_info.has_tlr = false;
diff --git a/host/lib/usrp/usrp2/usrp2_iface.cpp b/host/lib/usrp/usrp2/usrp2_iface.cpp
index ec1a2e9..e734211 100644
--- a/host/lib/usrp/usrp2/usrp2_iface.cpp
+++ b/host/lib/usrp/usrp2/usrp2_iface.cpp
@@ -91,6 +91,7 @@ public:
         //Save the response compat number for communication.
         //TODO can choose to reject certain older compat numbers
         usrp2_ctrl_data_t ctrl_data;
+        memset(&ctrl_data, 0, sizeof(ctrl_data));
         ctrl_data.id = htonl(USRP2_CTRL_ID_WAZZUP_BRO);
         ctrl_data = ctrl_send_and_recv(ctrl_data, 0, ~0);
         if (ntohl(ctrl_data.id) != USRP2_CTRL_ID_WAZZUP_DUDE)
@@ -180,6 +181,7 @@ public:
     T get_reg(boost::uint32_t addr, T data = 0){
         //setup the out data
         usrp2_ctrl_data_t out_data;
+        memset(&out_data, 0, sizeof(out_data));
         out_data.id = htonl(USRP2_CTRL_ID_GET_THIS_REGISTER_FOR_ME_BRO);
         out_data.data.reg_args.addr = htonl(addr);
         out_data.data.reg_args.data = htonl(boost::uint32_t(data));
@@ -208,6 +210,7 @@ public:
 
         //setup the out data
         usrp2_ctrl_data_t out_data;
+        memset(&out_data, 0, sizeof(out_data));
         out_data.id = htonl(USRP2_CTRL_ID_TRANSACT_ME_SOME_SPI_BRO);
         out_data.data.spi_args.dev = htonl(which_slave);
         out_data.data.spi_args.miso_edge = spi_edge_to_otw[config.miso_edge];
@@ -229,6 +232,7 @@ public:
     void write_i2c(boost::uint8_t addr, const byte_vector_t &buf){
         //setup the out data
         usrp2_ctrl_data_t out_data;
+        memset(&out_data, 0, sizeof(out_data));
         out_data.id = htonl(USRP2_CTRL_ID_WRITE_THESE_I2C_VALUES_BRO);
         out_data.data.i2c_args.addr = addr;
         out_data.data.i2c_args.bytes = buf.size();
@@ -247,6 +251,7 @@ public:
     byte_vector_t read_i2c(boost::uint8_t addr, size_t num_bytes){
         //setup the out data
         usrp2_ctrl_data_t out_data;
+        memset(&out_data, 0, sizeof(out_data));
         out_data.id = htonl(USRP2_CTRL_ID_DO_AN_I2C_READ_FOR_ME_BRO);
         out_data.data.i2c_args.addr = addr;
         out_data.data.i2c_args.bytes = num_bytes;
diff --git a/host/lib/usrp/usrp2/usrp2_impl.cpp b/host/lib/usrp/usrp2/usrp2_impl.cpp
index b5e5050..e8f9e89 100644
--- a/host/lib/usrp/usrp2/usrp2_impl.cpp
+++ b/host/lib/usrp/usrp2/usrp2_impl.cpp
@@ -94,6 +94,7 @@ static device_addrs_t usrp2_find(const device_addr_t &hint_){
 
     //send a hello control packet
     usrp2_ctrl_data_t ctrl_data_out;
+    memset(&ctrl_data_out, 0, sizeof(ctrl_data_out));
     ctrl_data_out.proto_ver = uhd::htonx<boost::uint32_t>(USRP2_FW_COMPAT_NUM);
     ctrl_data_out.id = uhd::htonx<boost::uint32_t>(USRP2_CTRL_ID_WAZZUP_BRO);
     udp_transport->send(boost::asio::buffer(&ctrl_data_out, sizeof(ctrl_data_out)));