After commit 
2f4796518315 ("af_key: Fix heap information leak"), there is
no need to clear encap_oa again as it is already initialized to zero.
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
                                ext_hdrs[SADB_X_EXT_NAT_T_DPORT-1];
                        natt->encap_dport = n_port->sadb_x_nat_t_port_port;
                }
-               memset(&natt->encap_oa, 0, sizeof(natt->encap_oa));
        }
 
        err = xfrm_init_state(x);