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>

1 files changed, 64 insertions, 68 deletions

diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
index 9176e98ace7..a6c2213f821 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);