xfrm_state_register_afinfo
int xfrm_state_register_afinfo(struct xfrm_state_afinfo *afinfo);
xfrm_state_register_afinfo(&xfrm4_state_afinfo);
return xfrm_state_register_afinfo(&xfrm6_state_afinfo);
EXPORT_SYMBOL(xfrm_state_register_afinfo);