From 7cd31632e3a6607170ed0c9ed413a7ded5b9b377 Mon Sep 17 00:00:00 2001 From: "jsing@openbsd.org" Date: Wed, 7 Feb 2018 02:06:50 +0000 Subject: upstream commit Remove all guards for calls to OpenSSL free functions - all of these functions handle NULL, from at least OpenSSL 1.0.1g onwards. Prompted by dtucker@ asking about guards for RSA_free(), when looking at openssh-portable pr#84 on github. ok deraadt@ dtucker@ OpenBSD-Commit-ID: 954f1c51b94297d0ae1f749271e184141e0cadae --- cipher.c | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-) (limited to 'cipher.c') diff --git a/cipher.c b/cipher.c index aa8cfcf6..f3d4f69a 100644 --- a/cipher.c +++ b/cipher.c @@ -1,4 +1,4 @@ -/* $OpenBSD: cipher.c,v 1.108 2017/11/03 02:22:41 djm Exp $ */ +/* $OpenBSD: cipher.c,v 1.109 2018/02/07 02:06:50 jsing Exp $ */ /* * Author: Tatu Ylonen * Copyright (c) 1995 Tatu Ylonen , Espoo, Finland @@ -310,8 +310,7 @@ cipher_init(struct sshcipher_ctx **ccp, const struct sshcipher *cipher, } else { if (cc != NULL) { #ifdef WITH_OPENSSL - if (cc->evp != NULL) - EVP_CIPHER_CTX_free(cc->evp); + EVP_CIPHER_CTX_free(cc->evp); #endif /* WITH_OPENSSL */ explicit_bzero(cc, sizeof(*cc)); free(cc); @@ -416,10 +415,8 @@ cipher_free(struct sshcipher_ctx *cc) else if ((cc->cipher->flags & CFLAG_AESCTR) != 0) explicit_bzero(&cc->ac_ctx, sizeof(cc->ac_ctx)); #ifdef WITH_OPENSSL - if (cc->evp != NULL) { - EVP_CIPHER_CTX_free(cc->evp); - cc->evp = NULL; - } + EVP_CIPHER_CTX_free(cc->evp); + cc->evp = NULL; #endif explicit_bzero(cc, sizeof(*cc)); free(cc); -- cgit v1.2.3