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authorJan Engelhardt <jengelh@medozas.de>2009-04-15 23:28:39 +0400
committerJan Engelhardt <jengelh@medozas.de>2009-05-08 12:30:48 +0400
commita1ff4ac84e58503691058e88d55fa48949822683 (patch)
tree983d50f478740a0f0111a8d7e9e4b4a4e8f05fc1 /net/ipv6
parent98e86403162d08a30b03426c54c2a8fca1f695d1 (diff)
downloadlinux-a1ff4ac84e58503691058e88d55fa48949822683.tar.xz
netfilter: xtables: reduce indent level by one
Cosmetic only. Transformation applied: -if (foo) { long block; } else { short block; } +if (!foo) { short block; continue; } long block; Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/netfilter/ip6_tables.c132
1 files changed, 64 insertions, 68 deletions
diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
index 9176e98ace7a..a6c2213f821e 100644
--- a/net/ipv6/netfilter/ip6_tables.c
+++ b/net/ipv6/netfilter/ip6_tables.c
@@ -381,91 +381,87 @@ ip6t_do_table(struct sk_buff *skb,
back = get_entry(table_base, private->underflow[hook]);
do {
+ struct ip6t_entry_target *t;
+
IP_NF_ASSERT(e);
IP_NF_ASSERT(back);
- if (ip6_packet_match(skb, indev, outdev, &e->ipv6,
- &mtpar.thoff, &mtpar.fragoff, &hotdrop)) {
- struct ip6t_entry_target *t;
+ if (!ip6_packet_match(skb, indev, outdev, &e->ipv6,
+ &mtpar.thoff, &mtpar.fragoff, &hotdrop)) {
+ no_match:
+ e = ip6t_next_entry(e);
+ continue;
+ }
- if (IP6T_MATCH_ITERATE(e, do_match, skb, &mtpar) != 0)
- goto no_match;
+ if (IP6T_MATCH_ITERATE(e, do_match, skb, &mtpar) != 0)
+ goto no_match;
- ADD_COUNTER(e->counters,
- ntohs(ipv6_hdr(skb)->payload_len) +
- sizeof(struct ipv6hdr), 1);
+ ADD_COUNTER(e->counters,
+ ntohs(ipv6_hdr(skb)->payload_len) +
+ sizeof(struct ipv6hdr), 1);
- t = ip6t_get_target(e);
- IP_NF_ASSERT(t->u.kernel.target);
+ t = ip6t_get_target(e);
+ IP_NF_ASSERT(t->u.kernel.target);
#if defined(CONFIG_NETFILTER_XT_TARGET_TRACE) || \
defined(CONFIG_NETFILTER_XT_TARGET_TRACE_MODULE)
- /* The packet is traced: log it */
- if (unlikely(skb->nf_trace))
- trace_packet(skb, hook, in, out,
- table->name, private, e);
+ /* The packet is traced: log it */
+ if (unlikely(skb->nf_trace))
+ trace_packet(skb, hook, in, out,
+ table->name, private, e);
#endif
- /* Standard target? */
- if (!t->u.kernel.target->target) {
- int v;
-
- v = ((struct ip6t_standard_target *)t)->verdict;
- if (v < 0) {
- /* Pop from stack? */
- if (v != IP6T_RETURN) {
- verdict = (unsigned)(-v) - 1;
- break;
- }
- e = back;
- back = get_entry(table_base,
- back->comefrom);
- continue;
- }
- if (table_base + v != ip6t_next_entry(e)
- && !(e->ipv6.flags & IP6T_F_GOTO)) {
- /* Save old back ptr in next entry */
- struct ip6t_entry *next
- = ip6t_next_entry(e);
- next->comefrom
- = (void *)back - table_base;
- /* set back pointer to next entry */
- back = next;
+ /* Standard target? */
+ if (!t->u.kernel.target->target) {
+ int v;
+
+ v = ((struct ip6t_standard_target *)t)->verdict;
+ if (v < 0) {
+ /* Pop from stack? */
+ if (v != IP6T_RETURN) {
+ verdict = (unsigned)(-v) - 1;
+ break;
}
+ e = back;
+ back = get_entry(table_base, back->comefrom);
+ continue;
+ }
+ if (table_base + v != ip6t_next_entry(e)
+ && !(e->ipv6.flags & IP6T_F_GOTO)) {
+ /* Save old back ptr in next entry */
+ struct ip6t_entry *next = ip6t_next_entry(e);
+ next->comefrom = (void *)back - table_base;
+ /* set back pointer to next entry */
+ back = next;
+ }
- e = get_entry(table_base, v);
- } else {
- /* Targets which reenter must return
- abs. verdicts */
- tgpar.target = t->u.kernel.target;
- tgpar.targinfo = t->data;
+ e = get_entry(table_base, v);
+ } else {
+ /* Targets which reenter must return
+ abs. verdicts */
+ tgpar.target = t->u.kernel.target;
+ tgpar.targinfo = t->data;
#ifdef CONFIG_NETFILTER_DEBUG
- ((struct ip6t_entry *)table_base)->comefrom
- = 0xeeeeeeec;
+ ((struct ip6t_entry *)table_base)->comefrom
+ = 0xeeeeeeec;
#endif
- verdict = t->u.kernel.target->target(skb,
- &tgpar);
+ verdict = t->u.kernel.target->target(skb, &tgpar);
#ifdef CONFIG_NETFILTER_DEBUG
- if (((struct ip6t_entry *)table_base)->comefrom
- != 0xeeeeeeec
- && verdict == IP6T_CONTINUE) {
- printk("Target %s reentered!\n",
- t->u.kernel.target->name);
- verdict = NF_DROP;
- }
- ((struct ip6t_entry *)table_base)->comefrom
- = 0x57acc001;
-#endif
- if (verdict == IP6T_CONTINUE)
- e = ip6t_next_entry(e);
- else
- /* Verdict */
- break;
+ if (((struct ip6t_entry *)table_base)->comefrom
+ != 0xeeeeeeec
+ && verdict == IP6T_CONTINUE) {
+ printk("Target %s reentered!\n",
+ t->u.kernel.target->name);
+ verdict = NF_DROP;
}
- } else {
-
- no_match:
- e = ip6t_next_entry(e);
+ ((struct ip6t_entry *)table_base)->comefrom
+ = 0x57acc001;
+#endif
+ if (verdict == IP6T_CONTINUE)
+ e = ip6t_next_entry(e);
+ else
+ /* Verdict */
+ break;
}
} while (!hotdrop);