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[NETFILTER]: nf_conntrack_sctp: remove timeout indirection
Instead of keeping pointers to the timeout values in a table, simply put the timeout values in the table directly. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
9b1c2cfd7a
commit
86c0bf4095
1 changed files with 24 additions and 33 deletions
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@ -49,24 +49,15 @@ static const char *sctp_conntrack_names[] = {
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#define HOURS * 60 MINS
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#define DAYS * 24 HOURS
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static unsigned int nf_ct_sctp_timeout_closed __read_mostly = 10 SECS;
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static unsigned int nf_ct_sctp_timeout_cookie_wait __read_mostly = 3 SECS;
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static unsigned int nf_ct_sctp_timeout_cookie_echoed __read_mostly = 3 SECS;
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static unsigned int nf_ct_sctp_timeout_established __read_mostly = 5 DAYS;
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static unsigned int nf_ct_sctp_timeout_shutdown_sent __read_mostly = 300 SECS / 1000;
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static unsigned int nf_ct_sctp_timeout_shutdown_recd __read_mostly = 300 SECS / 1000;
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static unsigned int nf_ct_sctp_timeout_shutdown_ack_sent __read_mostly = 3 SECS;
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static unsigned int * sctp_timeouts[]
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= { NULL, /* SCTP_CONNTRACK_NONE */
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&nf_ct_sctp_timeout_closed, /* SCTP_CONNTRACK_CLOSED */
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&nf_ct_sctp_timeout_cookie_wait, /* SCTP_CONNTRACK_COOKIE_WAIT */
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&nf_ct_sctp_timeout_cookie_echoed, /* SCTP_CONNTRACK_COOKIE_ECHOED */
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&nf_ct_sctp_timeout_established, /* SCTP_CONNTRACK_ESTABLISHED */
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&nf_ct_sctp_timeout_shutdown_sent, /* SCTP_CONNTRACK_SHUTDOWN_SENT */
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&nf_ct_sctp_timeout_shutdown_recd, /* SCTP_CONNTRACK_SHUTDOWN_RECD */
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&nf_ct_sctp_timeout_shutdown_ack_sent /* SCTP_CONNTRACK_SHUTDOWN_ACK_SENT */
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};
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static unsigned int sctp_timeouts[SCTP_CONNTRACK_MAX] __read_mostly = {
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[SCTP_CONNTRACK_CLOSED] = 10 SECS,
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[SCTP_CONNTRACK_COOKIE_WAIT] = 3 SECS,
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[SCTP_CONNTRACK_COOKIE_ECHOED] = 3 SECS,
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[SCTP_CONNTRACK_ESTABLISHED] = 5 DAYS,
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[SCTP_CONNTRACK_SHUTDOWN_SENT] = 300 SECS / 1000,
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[SCTP_CONNTRACK_SHUTDOWN_RECD] = 300 SECS / 1000,
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[SCTP_CONNTRACK_SHUTDOWN_ACK_SENT] = 3 SECS,
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};
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#define sNO SCTP_CONNTRACK_NONE
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#define sCL SCTP_CONNTRACK_CLOSED
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@ -380,7 +371,7 @@ static int sctp_packet(struct nf_conn *ct,
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}
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write_unlock_bh(&sctp_lock);
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nf_ct_refresh_acct(ct, ctinfo, skb, *sctp_timeouts[new_state]);
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nf_ct_refresh_acct(ct, ctinfo, skb, sctp_timeouts[new_state]);
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if (old_state == SCTP_CONNTRACK_COOKIE_ECHOED &&
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dir == IP_CT_DIR_REPLY &&
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@ -474,49 +465,49 @@ static struct ctl_table_header *sctp_sysctl_header;
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static struct ctl_table sctp_sysctl_table[] = {
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{
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.procname = "nf_conntrack_sctp_timeout_closed",
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.data = &nf_ct_sctp_timeout_closed,
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.data = &sctp_timeouts[SCTP_CONNTRACK_CLOSED],
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.maxlen = sizeof(unsigned int),
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.mode = 0644,
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.proc_handler = &proc_dointvec_jiffies,
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},
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{
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.procname = "nf_conntrack_sctp_timeout_cookie_wait",
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.data = &nf_ct_sctp_timeout_cookie_wait,
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.data = &sctp_timeouts[SCTP_CONNTRACK_COOKIE_WAIT],
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.maxlen = sizeof(unsigned int),
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.mode = 0644,
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.proc_handler = &proc_dointvec_jiffies,
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},
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{
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.procname = "nf_conntrack_sctp_timeout_cookie_echoed",
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.data = &nf_ct_sctp_timeout_cookie_echoed,
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.data = &sctp_timeouts[SCTP_CONNTRACK_COOKIE_ECHOED],
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.maxlen = sizeof(unsigned int),
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.mode = 0644,
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.proc_handler = &proc_dointvec_jiffies,
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},
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{
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.procname = "nf_conntrack_sctp_timeout_established",
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.data = &nf_ct_sctp_timeout_established,
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.data = &sctp_timeouts[SCTP_CONNTRACK_ESTABLISHED],
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.maxlen = sizeof(unsigned int),
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.mode = 0644,
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.proc_handler = &proc_dointvec_jiffies,
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},
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{
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.procname = "nf_conntrack_sctp_timeout_shutdown_sent",
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.data = &nf_ct_sctp_timeout_shutdown_sent,
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.data = &sctp_timeouts[SCTP_CONNTRACK_SHUTDOWN_SENT],
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.maxlen = sizeof(unsigned int),
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.mode = 0644,
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.proc_handler = &proc_dointvec_jiffies,
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},
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{
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.procname = "nf_conntrack_sctp_timeout_shutdown_recd",
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.data = &nf_ct_sctp_timeout_shutdown_recd,
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.data = &sctp_timeouts[SCTP_CONNTRACK_SHUTDOWN_RECD],
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.maxlen = sizeof(unsigned int),
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.mode = 0644,
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.proc_handler = &proc_dointvec_jiffies,
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},
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{
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.procname = "nf_conntrack_sctp_timeout_shutdown_ack_sent",
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.data = &nf_ct_sctp_timeout_shutdown_ack_sent,
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.data = &sctp_timeouts[SCTP_CONNTRACK_SHUTDOWN_ACK_SENT],
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.maxlen = sizeof(unsigned int),
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.mode = 0644,
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.proc_handler = &proc_dointvec_jiffies,
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@ -530,49 +521,49 @@ static struct ctl_table sctp_sysctl_table[] = {
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static struct ctl_table sctp_compat_sysctl_table[] = {
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{
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.procname = "ip_conntrack_sctp_timeout_closed",
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.data = &nf_ct_sctp_timeout_closed,
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.data = &sctp_timeouts[SCTP_CONNTRACK_CLOSED],
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.maxlen = sizeof(unsigned int),
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.mode = 0644,
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.proc_handler = &proc_dointvec_jiffies,
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},
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{
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.procname = "ip_conntrack_sctp_timeout_cookie_wait",
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.data = &nf_ct_sctp_timeout_cookie_wait,
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.data = &sctp_timeouts[SCTP_CONNTRACK_COOKIE_WAIT],
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.maxlen = sizeof(unsigned int),
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.mode = 0644,
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.proc_handler = &proc_dointvec_jiffies,
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},
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{
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.procname = "ip_conntrack_sctp_timeout_cookie_echoed",
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.data = &nf_ct_sctp_timeout_cookie_echoed,
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.data = &sctp_timeouts[SCTP_CONNTRACK_COOKIE_ECHOED],
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.maxlen = sizeof(unsigned int),
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.mode = 0644,
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.proc_handler = &proc_dointvec_jiffies,
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},
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{
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.procname = "ip_conntrack_sctp_timeout_established",
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.data = &nf_ct_sctp_timeout_established,
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.data = &sctp_timeouts[SCTP_CONNTRACK_ESTABLISHED],
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.maxlen = sizeof(unsigned int),
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.mode = 0644,
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.proc_handler = &proc_dointvec_jiffies,
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},
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{
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.procname = "ip_conntrack_sctp_timeout_shutdown_sent",
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.data = &nf_ct_sctp_timeout_shutdown_sent,
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.data = &sctp_timeouts[SCTP_CONNTRACK_SHUTDOWN_SENT],
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.maxlen = sizeof(unsigned int),
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.mode = 0644,
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.proc_handler = &proc_dointvec_jiffies,
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},
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{
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.procname = "ip_conntrack_sctp_timeout_shutdown_recd",
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.data = &nf_ct_sctp_timeout_shutdown_recd,
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.data = &sctp_timeouts[SCTP_CONNTRACK_SHUTDOWN_RECD],
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.maxlen = sizeof(unsigned int),
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.mode = 0644,
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.proc_handler = &proc_dointvec_jiffies,
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},
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{
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.procname = "ip_conntrack_sctp_timeout_shutdown_ack_sent",
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.data = &nf_ct_sctp_timeout_shutdown_ack_sent,
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.data = &sctp_timeouts[SCTP_CONNTRACK_SHUTDOWN_ACK_SENT],
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.maxlen = sizeof(unsigned int),
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.mode = 0644,
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.proc_handler = &proc_dointvec_jiffies,
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