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-rw-r--r--host/lib/usrp/b100/io_impl.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/host/lib/usrp/b100/io_impl.cpp b/host/lib/usrp/b100/io_impl.cpp
index abbd9864f..ccd00a91f 100644
--- a/host/lib/usrp/b100/io_impl.cpp
+++ b/host/lib/usrp/b100/io_impl.cpp
@@ -286,6 +286,7 @@ tx_streamer::sptr b100_impl::get_tx_stream(const uhd::stream_args_t &args_){
for (size_t chan_i = 0; chan_i < args.channels.size(); chan_i++){
const size_t dsp = args.channels[chan_i];
UHD_ASSERT_THROW(dsp == 0); //always 0
+ _tx_dsp->clear();
my_streamer->set_xport_chan_get_buff(chan_i, boost::bind(
&zero_copy_if::get_send_buff, _data_transport, _1
));