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-rw-r--r--tensorflow/contrib/mpi/mpi_rendezvous_mgr.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/tensorflow/contrib/mpi/mpi_rendezvous_mgr.h b/tensorflow/contrib/mpi/mpi_rendezvous_mgr.h
index 5596601ddb..90140fcab3 100644
--- a/tensorflow/contrib/mpi/mpi_rendezvous_mgr.h
+++ b/tensorflow/contrib/mpi/mpi_rendezvous_mgr.h
@@ -71,7 +71,7 @@ class MPISendTensorCall {
void Init(const Rendezvous::ParsedKey& parsed, const int64 step_id,
const bool is_dead) {
- mRes_.set_key(parsed.FullKey().ToString());
+ mRes_.set_key(string(parsed.FullKey()));
mRes_.set_step_id(step_id);
mRes_.mutable_response()->set_is_dead(is_dead);
mRes_.mutable_response()->set_send_start_micros(