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author | Arnaldo Carvalho de Melo <acme@mandriva.com> | 2006-03-21 05:23:15 (GMT) |
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committer | David S. Miller <davem@davemloft.net> | 2006-03-21 05:23:15 (GMT) |
commit | 3e0fadc51f2fde01e0e22f481370a9b5f073bfc3 (patch) | |
tree | 0254dd8d495d2e4a2a1a9adb17b7dc10541796d8 /net/dccp/ipv4.c | |
parent | 017487d7d1e905a5bb529f6a2bc8cf8ea14e2307 (diff) | |
download | linux-fsl-qoriq-3e0fadc51f2fde01e0e22f481370a9b5f073bfc3.tar.xz |
[DCCP]: Move dccp_v4_{init,destroy}_sock to the core
Removing one more ipv6 uses ipv4 stuff case in dccp land.
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dccp/ipv4.c')
-rw-r--r-- | net/dccp/ipv4.c | 106 |
1 files changed, 6 insertions, 100 deletions
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c index 3baf4c7..b26a4f8 100644 --- a/net/dccp/ipv4.c +++ b/net/dccp/ipv4.c @@ -1008,109 +1008,15 @@ struct inet_connection_sock_af_ops dccp_ipv4_af_ops = { .sockaddr_len = sizeof(struct sockaddr_in), }; -int dccp_v4_init_sock(struct sock *sk) +static int dccp_v4_init_sock(struct sock *sk) { - struct dccp_sock *dp = dccp_sk(sk); - struct inet_connection_sock *icsk = inet_csk(sk); - static int dccp_ctl_socket_init = 1; - - dccp_options_init(&dp->dccps_options); - do_gettimeofday(&dp->dccps_epoch); - - /* - * FIXME: We're hardcoding the CCID, and doing this at this point makes - * the listening (master) sock get CCID control blocks, which is not - * necessary, but for now, to not mess with the test userspace apps, - * lets leave it here, later the real solution is to do this in a - * setsockopt(CCIDs-I-want/accept). -acme - */ - if (likely(!dccp_ctl_socket_init)) { - int rc = dccp_feat_init(sk); - - if (rc) - return rc; - - if (dp->dccps_options.dccpo_send_ack_vector) { - dp->dccps_hc_rx_ackvec = dccp_ackvec_alloc(GFP_KERNEL); - if (dp->dccps_hc_rx_ackvec == NULL) - return -ENOMEM; - } - dp->dccps_hc_rx_ccid = - ccid_hc_rx_new(dp->dccps_options.dccpo_rx_ccid, - sk, GFP_KERNEL); - dp->dccps_hc_tx_ccid = - ccid_hc_tx_new(dp->dccps_options.dccpo_tx_ccid, - sk, GFP_KERNEL); - if (unlikely(dp->dccps_hc_rx_ccid == NULL || - dp->dccps_hc_tx_ccid == NULL)) { - ccid_hc_rx_delete(dp->dccps_hc_rx_ccid, sk); - ccid_hc_tx_delete(dp->dccps_hc_tx_ccid, sk); - if (dp->dccps_options.dccpo_send_ack_vector) { - dccp_ackvec_free(dp->dccps_hc_rx_ackvec); - dp->dccps_hc_rx_ackvec = NULL; - } - dp->dccps_hc_rx_ccid = dp->dccps_hc_tx_ccid = NULL; - return -ENOMEM; - } - } else { - /* control socket doesn't need feat nego */ - INIT_LIST_HEAD(&dp->dccps_options.dccpo_pending); - INIT_LIST_HEAD(&dp->dccps_options.dccpo_conf); - dccp_ctl_socket_init = 0; - } - - dccp_init_xmit_timers(sk); - icsk->icsk_rto = DCCP_TIMEOUT_INIT; - sk->sk_state = DCCP_CLOSED; - sk->sk_write_space = dccp_write_space; - icsk->icsk_af_ops = &dccp_ipv4_af_ops; - icsk->icsk_sync_mss = dccp_sync_mss; - dp->dccps_mss_cache = 536; - dp->dccps_role = DCCP_ROLE_UNDEFINED; - dp->dccps_service = DCCP_SERVICE_INVALID_VALUE; - dp->dccps_l_ack_ratio = dp->dccps_r_ack_ratio = 1; - - return 0; -} - -EXPORT_SYMBOL_GPL(dccp_v4_init_sock); + const int err = dccp_init_sock(sk); -int dccp_v4_destroy_sock(struct sock *sk) -{ - struct dccp_sock *dp = dccp_sk(sk); - - /* - * DCCP doesn't use sk_write_queue, just sk_send_head - * for retransmissions - */ - if (sk->sk_send_head != NULL) { - kfree_skb(sk->sk_send_head); - sk->sk_send_head = NULL; - } - - /* Clean up a referenced DCCP bind bucket. */ - if (inet_csk(sk)->icsk_bind_hash != NULL) - inet_put_port(&dccp_hashinfo, sk); - - kfree(dp->dccps_service_list); - dp->dccps_service_list = NULL; - - if (dp->dccps_options.dccpo_send_ack_vector) { - dccp_ackvec_free(dp->dccps_hc_rx_ackvec); - dp->dccps_hc_rx_ackvec = NULL; - } - ccid_hc_rx_delete(dp->dccps_hc_rx_ccid, sk); - ccid_hc_tx_delete(dp->dccps_hc_tx_ccid, sk); - dp->dccps_hc_rx_ccid = dp->dccps_hc_tx_ccid = NULL; - - /* clean up feature negotiation state */ - dccp_feat_clean(sk); - - return 0; + if (err == 0) + inet_csk(sk)->icsk_af_ops = &dccp_ipv4_af_ops; + return err; } -EXPORT_SYMBOL_GPL(dccp_v4_destroy_sock); - static void dccp_v4_reqsk_destructor(struct request_sock *req) { kfree(inet_rsk(req)->opt); @@ -1147,7 +1053,7 @@ struct proto dccp_prot = { .accept = inet_csk_accept, .get_port = dccp_v4_get_port, .shutdown = dccp_shutdown, - .destroy = dccp_v4_destroy_sock, + .destroy = dccp_destroy_sock, .orphan_count = &dccp_orphan_count, .max_header = MAX_DCCP_HEADER, .obj_size = sizeof(struct dccp_sock), |