xfrm_state_deref_netexit
WARN_ON(!hlist_empty(xfrm_state_deref_netexit(net->xfrm.state_byseq) + i));
WARN_ON(!hlist_empty(xfrm_state_deref_netexit(net->xfrm.state_byspi) + i));
WARN_ON(!hlist_empty(xfrm_state_deref_netexit(net->xfrm.state_bysrc) + i));
WARN_ON(!hlist_empty(xfrm_state_deref_netexit(net->xfrm.state_bydst) + i));
xfrm_hash_free(xfrm_state_deref_netexit(net->xfrm.state_byseq), sz);
xfrm_hash_free(xfrm_state_deref_netexit(net->xfrm.state_byspi), sz);
xfrm_hash_free(xfrm_state_deref_netexit(net->xfrm.state_bysrc), sz);
xfrm_hash_free(xfrm_state_deref_netexit(net->xfrm.state_bydst), sz);