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[NETFILTER]: nf_conntrack_sctp: reduce line length

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Reduce the length of some overly long lines by renaming all
"conntrack" variables to "ct".

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy 2008-01-14 23:46:20 -08:00 committed by David S. Miller
parent 35c6d3cbe1
commit 112f35c9c1
1 changed files with 21 additions and 22 deletions
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43
net/netfilter/nf_conntrack_proto_sctp.c
View file

@ -173,13 +173,12 @@ static int sctp_print_tuple(struct seq_file *s,
} }
/* Print out the private part of the conntrack. */ /* Print out the private part of the conntrack. */
static int sctp_print_conntrack(struct seq_file *s, static int sctp_print_conntrack(struct seq_file *s, const struct nf_conn *ct)
const struct nf_conn *conntrack)
{ {
enum sctp_conntrack state; enum sctp_conntrack state;
read_lock_bh(&sctp_lock); read_lock_bh(&sctp_lock);
state = conntrack->proto.sctp.state; state = ct->proto.sctp.state;
read_unlock_bh(&sctp_lock); read_unlock_bh(&sctp_lock);
return seq_printf(s, "%s ", sctp_conntrack_names[state]); return seq_printf(s, "%s ", sctp_conntrack_names[state]);
@ -192,7 +191,7 @@ for ((offset) = (dataoff) + sizeof(sctp_sctphdr_t), (count) = 0; \
(offset) += (ntohs((sch)->length) + 3) & ~3, (count)++) (offset) += (ntohs((sch)->length) + 3) & ~3, (count)++)
/* Some validity checks to make sure the chunks are fine */ /* Some validity checks to make sure the chunks are fine */
static int do_basic_checks(struct nf_conn *conntrack, static int do_basic_checks(struct nf_conn *ct,
const struct sk_buff *skb, const struct sk_buff *skb,
unsigned int dataoff, unsigned int dataoff,
unsigned long *map) unsigned long *map)
@ -293,7 +292,7 @@ static int new_state(enum ip_conntrack_dir dir,
} }
/* Returns verdict for packet, or -1 for invalid. */ /* Returns verdict for packet, or -1 for invalid. */
static int sctp_packet(struct nf_conn *conntrack, static int sctp_packet(struct nf_conn *ct,
const struct sk_buff *skb, const struct sk_buff *skb,
unsigned int dataoff, unsigned int dataoff,
enum ip_conntrack_info ctinfo, enum ip_conntrack_info ctinfo,
@ -310,7 +309,7 @@ static int sctp_packet(struct nf_conn *conntrack,
if (sh == NULL) if (sh == NULL)
return -1; return -1;
if (do_basic_checks(conntrack, skb, dataoff, map) != 0) if (do_basic_checks(ct, skb, dataoff, map) != 0)
return -1; return -1;
/* Check the verification tag (Sec 8.5) */ /* Check the verification tag (Sec 8.5) */
@ -319,7 +318,7 @@ static int sctp_packet(struct nf_conn *conntrack,
!test_bit(SCTP_CID_COOKIE_ECHO, map) && !test_bit(SCTP_CID_COOKIE_ECHO, map) &&
!test_bit(SCTP_CID_ABORT, map) && !test_bit(SCTP_CID_ABORT, map) &&
!test_bit(SCTP_CID_SHUTDOWN_ACK, map) && !test_bit(SCTP_CID_SHUTDOWN_ACK, map) &&
sh->vtag != conntrack->proto.sctp.vtag[CTINFO2DIR(ctinfo)]) { sh->vtag != ct->proto.sctp.vtag[CTINFO2DIR(ctinfo)]) {
pr_debug("Verification tag check failed\n"); pr_debug("Verification tag check failed\n");
return -1; return -1;
} }
@ -337,28 +336,28 @@ static int sctp_packet(struct nf_conn *conntrack,
} }
} else if (sch->type == SCTP_CID_ABORT) { } else if (sch->type == SCTP_CID_ABORT) {
/* Sec 8.5.1 (B) */ /* Sec 8.5.1 (B) */
if (sh->vtag != conntrack->proto.sctp.vtag[CTINFO2DIR(ctinfo)] && if (sh->vtag != ct->proto.sctp.vtag[CTINFO2DIR(ctinfo)] &&
sh->vtag != conntrack->proto.sctp.vtag[1 - CTINFO2DIR(ctinfo)]) { sh->vtag != ct->proto.sctp.vtag[1 - CTINFO2DIR(ctinfo)]) {
write_unlock_bh(&sctp_lock); write_unlock_bh(&sctp_lock);
return -1; return -1;
} }
} else if (sch->type == SCTP_CID_SHUTDOWN_COMPLETE) { } else if (sch->type == SCTP_CID_SHUTDOWN_COMPLETE) {
/* Sec 8.5.1 (C) */ /* Sec 8.5.1 (C) */
if (sh->vtag != conntrack->proto.sctp.vtag[CTINFO2DIR(ctinfo)] && if (sh->vtag != ct->proto.sctp.vtag[CTINFO2DIR(ctinfo)] &&
sh->vtag != conntrack->proto.sctp.vtag[1 - CTINFO2DIR(ctinfo)] && sh->vtag != ct->proto.sctp.vtag[1 - CTINFO2DIR(ctinfo)] &&
(sch->flags & 1)) { (sch->flags & 1)) {
write_unlock_bh(&sctp_lock); write_unlock_bh(&sctp_lock);
return -1; return -1;
} }
} else if (sch->type == SCTP_CID_COOKIE_ECHO) { } else if (sch->type == SCTP_CID_COOKIE_ECHO) {
/* Sec 8.5.1 (D) */ /* Sec 8.5.1 (D) */
if (sh->vtag != conntrack->proto.sctp.vtag[CTINFO2DIR(ctinfo)]) { if (sh->vtag != ct->proto.sctp.vtag[CTINFO2DIR(ctinfo)]) {
write_unlock_bh(&sctp_lock); write_unlock_bh(&sctp_lock);
return -1; return -1;
} }
} }
oldsctpstate = conntrack->proto.sctp.state; oldsctpstate = ct->proto.sctp.state;
newconntrack = new_state(CTINFO2DIR(ctinfo), oldsctpstate, sch->type); newconntrack = new_state(CTINFO2DIR(ctinfo), oldsctpstate, sch->type);
/* Invalid */ /* Invalid */
@ -383,22 +382,22 @@ static int sctp_packet(struct nf_conn *conntrack,
} }
pr_debug("Setting vtag %x for dir %d\n", pr_debug("Setting vtag %x for dir %d\n",
ih->init_tag, !CTINFO2DIR(ctinfo)); ih->init_tag, !CTINFO2DIR(ctinfo));
conntrack->proto.sctp.vtag[!CTINFO2DIR(ctinfo)] = ih->init_tag; ct->proto.sctp.vtag[!CTINFO2DIR(ctinfo)] = ih->init_tag;
} }
conntrack->proto.sctp.state = newconntrack; ct->proto.sctp.state = newconntrack;
if (oldsctpstate != newconntrack) if (oldsctpstate != newconntrack)
nf_conntrack_event_cache(IPCT_PROTOINFO, skb); nf_conntrack_event_cache(IPCT_PROTOINFO, skb);
write_unlock_bh(&sctp_lock); write_unlock_bh(&sctp_lock);
} }
nf_ct_refresh_acct(conntrack, ctinfo, skb, *sctp_timeouts[newconntrack]); nf_ct_refresh_acct(ct, ctinfo, skb, *sctp_timeouts[newconntrack]);
if (oldsctpstate == SCTP_CONNTRACK_COOKIE_ECHOED && if (oldsctpstate == SCTP_CONNTRACK_COOKIE_ECHOED &&
CTINFO2DIR(ctinfo) == IP_CT_DIR_REPLY && CTINFO2DIR(ctinfo) == IP_CT_DIR_REPLY &&
newconntrack == SCTP_CONNTRACK_ESTABLISHED) { newconntrack == SCTP_CONNTRACK_ESTABLISHED) {
pr_debug("Setting assured bit\n"); pr_debug("Setting assured bit\n");
set_bit(IPS_ASSURED_BIT, &conntrack->status); set_bit(IPS_ASSURED_BIT, &ct->status);
nf_conntrack_event_cache(IPCT_STATUS, skb); nf_conntrack_event_cache(IPCT_STATUS, skb);
} }
@ -406,7 +405,7 @@ static int sctp_packet(struct nf_conn *conntrack,
} }
/* Called when a new connection for this protocol found. */ /* Called when a new connection for this protocol found. */
static int sctp_new(struct nf_conn *conntrack, const struct sk_buff *skb, static int sctp_new(struct nf_conn *ct, const struct sk_buff *skb,
unsigned int dataoff) unsigned int dataoff)
{ {
enum sctp_conntrack newconntrack; enum sctp_conntrack newconntrack;
@ -419,7 +418,7 @@ static int sctp_new(struct nf_conn *conntrack, const struct sk_buff *skb,
if (sh == NULL) if (sh == NULL)
return 0; return 0;
if (do_basic_checks(conntrack, skb, dataoff, map) != 0) if (do_basic_checks(ct, skb, dataoff, map) != 0)
return 0; return 0;
/* If an OOTB packet has any of these chunks discard (Sec 8.4) */ /* If an OOTB packet has any of these chunks discard (Sec 8.4) */
@ -454,7 +453,7 @@ static int sctp_new(struct nf_conn *conntrack, const struct sk_buff *skb,
pr_debug("Setting vtag %x for new conn\n", pr_debug("Setting vtag %x for new conn\n",
ih->init_tag); ih->init_tag);
conntrack->proto.sctp.vtag[IP_CT_DIR_REPLY] = ct->proto.sctp.vtag[IP_CT_DIR_REPLY] =
ih->init_tag; ih->init_tag;
} else { } else {
/* Sec 8.5.1 (A) */ /* Sec 8.5.1 (A) */
@ -466,10 +465,10 @@ static int sctp_new(struct nf_conn *conntrack, const struct sk_buff *skb,
else { else {
pr_debug("Setting vtag %x for new conn OOTB\n", pr_debug("Setting vtag %x for new conn OOTB\n",
sh->vtag); sh->vtag);
conntrack->proto.sctp.vtag[IP_CT_DIR_REPLY] = sh->vtag; ct->proto.sctp.vtag[IP_CT_DIR_REPLY] = sh->vtag;
} }
conntrack->proto.sctp.state = newconntrack; ct->proto.sctp.state = newconntrack;
} }
return 1; return 1;