=over 4
-=item "properies" (B<OSSL_KDF_PARAM_PROPERTIES>) <UTF8 string>
+=item "properties" (B<OSSL_KDF_PARAM_PROPERTIES>) <UTF8 string>
=item "cipher" (B<OSSL_KDF_PARAM_CIPHER>) <UTF8 string>
if (EVP_KDF_set_params(kctx, params) <= 0)
/* Error */
- if (EVP_KDF_derive(kctx, out, &outlen) <= 0)
+ if (EVP_KDF_derive(kctx, out, outlen) <= 0)
/* Error */
+ EVP_KDF_CTX_free(kctx);
=head1 CONFORMING TO