diff options
Diffstat (limited to 'crypto/ts')
| -rw-r--r-- | crypto/ts/ts_rsp_verify.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/crypto/ts/ts_rsp_verify.c b/crypto/ts/ts_rsp_verify.c index 5a69a94807..24c81ee241 100644 --- a/crypto/ts/ts_rsp_verify.c +++ b/crypto/ts/ts_rsp_verify.c @@ -529,7 +529,7 @@ static int ts_compute_imprint(BIO *data, TS_TST_INFO *tst_info, TS_MSG_IMPRINT *msg_imprint = tst_info->msg_imprint; X509_ALGOR *md_alg_resp = msg_imprint->hash_algo; const EVP_MD *md; - EVP_MD_CTX md_ctx; + EVP_MD_CTX *md_ctx = NULL; unsigned char buffer[4096]; int length; @@ -551,17 +551,24 @@ static int ts_compute_imprint(BIO *data, TS_TST_INFO *tst_info, goto err; } - if (!EVP_DigestInit(&md_ctx, md)) + md_ctx = EVP_MD_CTX_create(); + if (md_ctx == NULL) { + TSerr(TS_F_TS_COMPUTE_IMPRINT, ERR_R_MALLOC_FAILURE); + goto err; + } + if (!EVP_DigestInit(md_ctx, md)) goto err; while ((length = BIO_read(data, buffer, sizeof(buffer))) > 0) { - if (!EVP_DigestUpdate(&md_ctx, buffer, length)) + if (!EVP_DigestUpdate(md_ctx, buffer, length)) goto err; } - if (!EVP_DigestFinal(&md_ctx, *imprint, NULL)) + if (!EVP_DigestFinal(md_ctx, *imprint, NULL)) goto err; + EVP_MD_CTX_destroy(md_ctx); return 1; err: + EVP_MD_CTX_destroy(md_ctx); X509_ALGOR_free(*md_alg); OPENSSL_free(*imprint); *imprint_len = 0; |