int cms_DigestedData_do_final(CMS_ContentInfo *cms, BIO *chain, int verify)
{
- EVP_MD_CTX mctx;
+ EVP_MD_CTX *mctx = EVP_MD_CTX_create();
unsigned char md[EVP_MAX_MD_SIZE];
unsigned int mdlen;
int r = 0;
CMS_DigestedData *dd;
- EVP_MD_CTX_init(&mctx);
+
+ if (mctx == NULL) {
+ CMSerr(CMS_F_CMS_DIGESTEDDATA_DO_FINAL, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
dd = cms->d.digestedData;
- if (!cms_DigestAlgorithm_find_ctx(&mctx, chain, dd->digestAlgorithm))
+ if (!cms_DigestAlgorithm_find_ctx(mctx, chain, dd->digestAlgorithm))
goto err;
- if (EVP_DigestFinal_ex(&mctx, md, &mdlen) <= 0)
+ if (EVP_DigestFinal_ex(mctx, md, &mdlen) <= 0)
goto err;
if (verify) {
}
err:
- EVP_MD_CTX_cleanup(&mctx);
+ EVP_MD_CTX_destroy(mctx);
return r;