I believe there is a typo in that file (last git version), patch inline.
--- a/host/lib/usrp/usrp2/usrp2_impl.cpp
+++ b/host/lib/usrp/usrp2/usrp2_impl.cpp
@@ -249,7 +249,7 @@ usrp2_impl::usrp2_impl(const device_addr_t &_device_addr){
//extract the user's requested MTU size or default
mtu_result_t user_mtu;
user_mtu.recv_mtu =
size_t(device_addr.cast<double>("recv_frame_size", udp_simple::mtu));
- user_mtu.send_mtu =
size_t(device_addr.cast<double>("recv_frame_size", udp_simple::mtu));
+ user_mtu.send_mtu =
size_t(device_addr.cast<double>("send_frame_size", udp_simple::mtu));
try{
//calculate the minimum send and recv mtu of all devices
--
cpp-today.blogspot.com
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