crypto/dh/dh_ameth.c:798: error: UNINITIALIZED_VALUE
  The value read from dukmlen was never initialized.
Showing all 1 steps of the trace


crypto/dh/dh_ameth.c:798:6: 
796.   		}
797.   
798. > 	if (EVP_PKEY_CTX_set0_dh_kdf_ukm(pctx, dukm, dukmlen) <= 0)
799.   		goto err;
800.   	dukm = NULL;
