Hi Feng,
2017-05-05 8:55 GMT+08:00 <gfree.w...@vip.163.com>:
[...]
> +static void
> +nf_ct_flush_expect(const struct module *me)
> +{
> + struct nf_conntrack_expect *exp;
> + const struct hlist_node *next;
> + u32 i;
> +
> + if (!me)
> + return;
> +
> + /* Get rid of expectations */
> + spin_lock_bh(&nf_conntrack_expect_lock);
> + for (i = 0; i < nf_ct_expect_hsize; i++) {
> + hlist_for_each_entry_safe(exp, next,
> + &nf_ct_expect_hash[i], hnode) {
> + struct nf_conn_help *master_help =
> nfct_help(exp->master);
> +
> + if ((master_help->helper && master_help->helper->me
> == me) ||
> + (exp->helper && exp->helper->me == me) ||
> + (exp->nat_helper && exp->nat_helper->me == me)) {
> + /* This expect belongs to the dying module */
> + if (del_timer(&exp->timeout)) {
> + nf_ct_unlink_expect(exp);
> + nf_ct_expect_put(exp);
> + }
Is this should be replaced with your helper function nf_ct_remove_expect()?
> + }
> + }
> + }
> + spin_unlock_bh(&nf_conntrack_expect_lock);
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