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https://chromium-review.googlesource.com/181001

From 8a1956f3eac8b164f8c741ff1a259008bab3bac1 Mon Sep 17 00:00:00 2001
From: "Dr. Stephen Henson" <steve@openssl.org>
Date: Wed, 11 Dec 2013 14:45:12 +0000
Subject: [PATCH] Don't use rdrand engine as default unless explicitly
 requested. (cherry picked from commit
 16898401bd47a153fbf799127ff57fdcfcbd324f)

---
 crypto/engine/eng_rdrand.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/crypto/engine/eng_rdrand.c b/crypto/engine/eng_rdrand.c
index a9ba5ae..4e9e91d 100644
--- a/crypto/engine/eng_rdrand.c
+++ b/crypto/engine/eng_rdrand.c
@@ -104,6 +104,7 @@ static int bind_helper(ENGINE *e)
 	{
 	if (!ENGINE_set_id(e, engine_e_rdrand_id) ||
 	    !ENGINE_set_name(e, engine_e_rdrand_name) ||
+            !ENGINE_set_flags(e, ENGINE_FLAGS_NO_REGISTER_ALL) ||
 	    !ENGINE_set_init_function(e, rdrand_init) ||
 	    !ENGINE_set_RAND(e, &rdrand_meth) )
 		return 0;
-- 
1.8.4.3