[openssl] OpenSSL_1_1_1-stable update

[bernd.edlinger at hotmail.de]

The branch OpenSSL_1_1_1-stable has been updated
       via  4bf9781adc68684a7183961f1e5d9fbaf4885b3f (commit)
      from  8003138fa9674bb160ced09520de43c3618d3ede (commit)


- Log -----------------------------------------------------------------
commit 4bf9781adc68684a7183961f1e5d9fbaf4885b3f
Author: Bernd Edlinger <bernd.edlinger at hotmail.de>
Date:   Sat Sep 7 00:53:24 2019 +0200

    Use BN_clear_free in DH_set0_key
    
    Reviewed-by: Paul Dale <paul.dale at oracle.com>
    (Merged from https://github.com/openssl/openssl/pull/9796)
    
    (cherry picked from commit fa01370f7dc8f0a379483bbe74de11225857e5fe)

-----------------------------------------------------------------------

Summary of changes:
 crypto/dh/dh_lib.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/crypto/dh/dh_lib.c b/crypto/dh/dh_lib.c
index 962f864dee..8d13b3c262 100644
--- a/crypto/dh/dh_lib.c
+++ b/crypto/dh/dh_lib.c
@@ -234,11 +234,11 @@ void DH_get0_key(const DH *dh, const BIGNUM **pub_key, const BIGNUM **priv_key)
 int DH_set0_key(DH *dh, BIGNUM *pub_key, BIGNUM *priv_key)
 {
     if (pub_key != NULL) {
-        BN_free(dh->pub_key);
+        BN_clear_free(dh->pub_key);
         dh->pub_key = pub_key;
     }
     if (priv_key != NULL) {
-        BN_free(dh->priv_key);
+        BN_clear_free(dh->priv_key);
         dh->priv_key = priv_key;
     }