These should be write-locks, not read-locks.

[openssl.git] / ssl / t1_enc.c

diff --git a/ssl/t1_enc.c b/ssl/t1_enc.c
index 872c62998929dd197bbc63f4ffd23335141d3a0b..bfcd7d9191ffc369d9cf5cf89a1dcd5e8e4f50d7 100644 (file)
--- a/ssl/t1_enc.c
+++ b/ssl/t1_enc.c
@@ -161,7 +161,7 @@ static void tls1_P_hash(const EVP_MD *md, const unsigned char *sec,
                }
        HMAC_CTX_cleanup(&ctx);
        HMAC_CTX_cleanup(&ctx_tmp);
-       memset(A1,0,sizeof(A1));
+       OPENSSL_cleanse(A1,sizeof(A1));
        }
 
 static void tls1_PRF(const EVP_MD *md5, const EVP_MD *sha1,
@@ -418,10 +418,10 @@ printf("\niv=");
 printf("\n");
 #endif
 
-       memset(tmp1,0,sizeof(tmp1));
-       memset(tmp2,0,sizeof(tmp1));
-       memset(iv1,0,sizeof(iv1));
-       memset(iv2,0,sizeof(iv2));
+       OPENSSL_cleanse(tmp1,sizeof(tmp1));
+       OPENSSL_cleanse(tmp2,sizeof(tmp1));
+       OPENSSL_cleanse(iv1,sizeof(iv1));
+       OPENSSL_cleanse(iv2,sizeof(iv2));
        return(1);
 err:
        SSLerr(SSL_F_TLS1_CHANGE_CIPHER_STATE,ERR_R_MALLOC_FAILURE);
@@ -476,7 +476,7 @@ printf("pre-master\n");
 { int z; for (z=0; z<s->session->master_key_length; z++) printf("%02X%c",s->session->master_key[z],((z+1)%16)?' ':'\n'); }
 #endif
        tls1_generate_key_block(s,p1,p2,num);
-       memset(p2,0,num);
+       OPENSSL_cleanse(p2,num);
        OPENSSL_free(p2);
 #ifdef TLS_DEBUG
 printf("\nkey block\n");