Set EVP_PKEY_CTX in SignerInfo
If we aren't setting public key parameters make EVP_PKEY_CTX available
in SignerInfo so PSS mode and parameters are automatically selected.
@@ -656,6 +656,7 @@ int CMS_SignerInfo_sign(CMS_SignerInfo *si)
EVP_MD_CTX_reset(mctx);
if (EVP_DigestSignInit(mctx, &pctx, md, NULL, si->pkey) <= 0)
goto err;
+ si->pctx = pctx;
}
if (EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_SIGN,
