--- tensorflow-1.12.0/tensorflow/core/platform/cloud/oauth_client.cc.old	2019-01-01 16:14:58.444432721 +0100
+++ tensorflow-1.12.0/tensorflow/core/platform/cloud/oauth_client.cc	2019-01-01 16:18:22.886812378 +0100
@@ -31,6 +31,14 @@ limitations under the License.
 #include "tensorflow/core/platform/cloud/curl_http_request.h"
 #include "tensorflow/core/platform/env.h"
 
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
+static void EVP_MD_CTX_free(EVP_MD_CTX *ctx)
+{
+  EVP_MD_CTX_cleanup(ctx);
+  OPENSSL_free(ctx);
+}
+#endif
+
 namespace tensorflow {
 
 namespace {
@@ -119,7 +127,7 @@ Status CreateSignature(RSA* private_key,
   if (EVP_DigestSignFinal(md_ctx.get(), sig.get(), &sig_len) != 1) {
     return errors::Internal("DigestFinal (signature compute) failed.");
   }
-  EVP_MD_CTX_cleanup(md_ctx.get());
+  EVP_MD_CTX_free(md_ctx.get());
   return Base64Encode(StringPiece(reinterpret_cast<char*>(sig.get()), sig_len),
                       signature);
 }
--- tensorflow-1.12.0/tensorflow/core/platform/cloud/oauth_client_test.cc.old	2019-01-01 16:15:12.794611041 +0100
+++ tensorflow-1.12.0/tensorflow/core/platform/cloud/oauth_client_test.cc	2019-01-01 16:18:36.246958623 +0100
@@ -26,6 +26,14 @@ limitations under the License.
 #include "tensorflow/core/platform/env.h"
 #include "tensorflow/core/platform/test.h"
 
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
+static void EVP_MD_CTX_free(EVP_MD_CTX *ctx)
+{
+  EVP_MD_CTX_cleanup(ctx);
+  OPENSSL_free(ctx);
+}
+#endif
+
 namespace tensorflow {
 namespace {
 
@@ -166,7 +174,7 @@ TEST(OAuthClientTest, GetTokenFromServic
                 const_cast<unsigned char*>(
                     reinterpret_cast<const unsigned char*>(signature.data())),
                 signature.size()));
-  EVP_MD_CTX_cleanup(md_ctx);
+  EVP_MD_CTX_free(md_ctx);
 
   // Free all the crypto-related resources.
   EVP_PKEY_free(key);