Check that Rendezvous is not null.

PiperOrigin-RevId: 178449247

diff --git a/tensorflow/core/common_runtime/rendezvous_util.cc b/tensorflow/core/common_runtime/rendezvous_util.cc
index a1e31016c2bc93aeae76175320255e0d43602265..92dc03812e9941e07500a9dc26baa7c1227430dc 100644 (file)
--- a/tensorflow/core/common_runtime/rendezvous_util.cc
+++ b/tensorflow/core/common_runtime/rendezvous_util.cc
@@ -32,6 +32,10 @@ Status SendTensorsToRendezvous(
         "; alloc_attrs.size() = ", alloc_attrs.size());
   }
 
+  if (!rendezvous) {
+    return errors::InvalidArgument("Rendezvous is null.");
+  }
+
   Rendezvous::ParsedKey parsed;
   for (int i = 0; i < keys.size(); ++i) {
     Rendezvous::Args rendez_args;