1 files changed, 4 insertions, 4 deletions

diff --git a/src/lib/libcrypto/rsa/rsa_pmeth.c b/src/lib/libcrypto/rsa/rsa_pmeth.c
index 78f6532a5f..fd567658c2 100644
--- a/src/lib/libcrypto/rsa/rsa_pmeth.c
+++ b/src/lib/libcrypto/rsa/rsa_pmeth.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: rsa_pmeth.c,v 1.24 2019/10/29 08:52:02 jsing Exp $ */
+/* $OpenBSD: rsa_pmeth.c,v 1.25 2019/10/31 12:32:48 jsing Exp $ */
 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
  * project 2006.
  */
@@ -127,9 +127,9 @@ pkey_rsa_copy(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src)
         sctx = src->data;
         dctx = dst->data;
         dctx->nbits = sctx->nbits;
-        if (sctx->pub_exp) {
-                dctx->pub_exp = BN_dup(sctx->pub_exp);
-                if (!dctx->pub_exp)
+        if (sctx->pub_exp != NULL) {
+                BN_free(dctx->pub_exp);
+                if ((dctx->pub_exp = BN_dup(sctx->pub_exp)) == NULL)
                         return 0;
         }
         dctx->pad_mode = sctx->pad_mode;