===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/ssh/dh.c,v
retrieving revision 1.65
retrieving revision 1.66
diff -u -r1.65 -r1.66
--- src/usr.bin/ssh/dh.c	2018/06/26 11:23:59	1.65
+++ src/usr.bin/ssh/dh.c	2018/08/04 00:55:06	1.66
@@ -1,4 +1,4 @@
-/* $OpenBSD: dh.c,v 1.65 2018/06/26 11:23:59 millert Exp $ */
+/* $OpenBSD: dh.c,v 1.66 2018/08/04 00:55:06 djm Exp $ */
 /*
  * Copyright (c) 2000 Niels Provos.  All rights reserved.
  *
@@ -275,6 +275,7 @@
 	if (DH_generate_key(dh) == 0 ||
 	    !dh_pub_is_valid(dh, dh->pub_key)) {
 		BN_clear_free(dh->priv_key);
+		dh->priv_key = NULL;
 		return SSH_ERR_LIBCRYPTO_ERROR;
 	}
 	return 0;