From: Andy Polyakov <appro@openssl.org>
Date: Thu, 9 Jun 2016 19:54:19 +0000 (+0200)
Subject: hmac/hmac.c: switch to OPENSSL_cleanse.
X-Git-Tag: OpenSSL_1_0_2i~154
X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff_plain;h=4f0b6e6775e4bd08cb2fc89a2f32c84c441f290d

hmac/hmac.c: switch to OPENSSL_cleanse.

Reviewed-by: Rich Salz <rsalz@openssl.org>
---

diff --git a/crypto/hmac/hmac.c b/crypto/hmac/hmac.c
index 51a0a3efcd..213504e85f 100644
--- a/crypto/hmac/hmac.c
+++ b/crypto/hmac/hmac.c
@@ -234,7 +234,7 @@ void HMAC_CTX_cleanup(HMAC_CTX *ctx)
     EVP_MD_CTX_cleanup(&ctx->i_ctx);
     EVP_MD_CTX_cleanup(&ctx->o_ctx);
     EVP_MD_CTX_cleanup(&ctx->md_ctx);
-    memset(ctx, 0, sizeof *ctx);
+    OPENSSL_cleanse(ctx, sizeof *ctx);
 }
 
 unsigned char *HMAC(const EVP_MD *evp_md, const void *key, int key_len,