- struct dccp_minisock *dmsk = dccp_msk(sk);
- struct dccp_opt_pend *opt, *next;
- int change = 0;
-
- /* confirm any options [NN opts] */
- list_for_each_entry_safe(opt, next, &dmsk->dccpms_conf, dccpop_node) {
- dccp_insert_feat_opt(skb, opt->dccpop_type,
- opt->dccpop_feat, opt->dccpop_val,
- opt->dccpop_len);
- /* fear empty confirms */
- if (opt->dccpop_val)
- kfree(opt->dccpop_val);
- kfree(opt);
- }
- INIT_LIST_HEAD(&dmsk->dccpms_conf);
-
- /* see which features we need to send */
- list_for_each_entry(opt, &dmsk->dccpms_pending, dccpop_node) {
- /* see if we need to send any confirm */
- if (opt->dccpop_sc) {
- dccp_insert_feat_opt(skb, opt->dccpop_type + 1,
- opt->dccpop_feat,
- opt->dccpop_sc->dccpoc_val,
- opt->dccpop_sc->dccpoc_len);
-
- BUG_ON(!opt->dccpop_sc->dccpoc_val);
- kfree(opt->dccpop_sc->dccpoc_val);
- kfree(opt->dccpop_sc);
- opt->dccpop_sc = NULL;
- }
-
- /* any option not confirmed, re-send it */
- if (!opt->dccpop_conf) {
- dccp_insert_feat_opt(skb, opt->dccpop_type,
- opt->dccpop_feat, opt->dccpop_val,
- opt->dccpop_len);
- change++;
- }
- }
-
- /* Retransmit timer.
- * If this is the master listening sock, we don't set a timer on it. It
- * should be fine because if the dude doesn't receive our RESPONSE
- * [which will contain the CHANGE] he will send another REQUEST which
- * will "retrnasmit" the change.
- */
- if (change && dp->dccps_role != DCCP_ROLE_LISTEN) {
- dccp_pr_debug("reset feat negotiation timer %p\n", sk);
-
- /* XXX don't reset the timer on re-transmissions. I.e. reset it
- * only when sending new stuff i guess. Currently the timer
- * never backs off because on re-transmission it just resets it!
- */
- inet_csk_reset_xmit_timer(sk, ICSK_TIME_RETRANS,
- inet_csk(sk)->icsk_rto, DCCP_RTO_MAX);
- }
-
- return 0;
-}
-
-int dccp_insert_options(struct sock *sk, struct sk_buff *skb)
-{
- struct dccp_sock *dp = dccp_sk(sk);
- struct dccp_minisock *dmsk = dccp_msk(sk);