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xt_DNETMAP: compaction of variable declarations

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This commit is contained in:
Jan Engelhardt
2020-11-19 13:41:23 +01:00
parent c09d0704af
commit 9c4aeea422
1 changed files with 7 additions and 21 deletions
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28
extensions/xt_DNETMAP.c
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@@ -66,14 +66,8 @@ MODULE_PARM_DESC(whole_prefix,
static unsigned int jtimeout;
struct dnetmap_entry {
struct list_head list;
/* priv2entry */
struct list_head glist;
/* pub2entry */
struct list_head grlist;
struct list_head lru_list;
__be32 prenat_addr;
__be32 postnat_addr;
struct list_head list, glist, grlist, lru_list;
__be32 prenat_addr, postnat_addr;
__u8 flags;
unsigned long stamp;
struct dnetmap_prefix *prefix;
@@ -83,8 +77,7 @@ struct dnetmap_prefix {
struct nf_nat_range prefix;
char prefix_str[20];
#ifdef CONFIG_PROC_FS
char proc_str_data[20];
char proc_str_stat[25];
char proc_str_data[20], proc_str_stat[25];
#endif
struct list_head elist; // element list head
struct list_head list; // prefix list
@@ -127,9 +120,7 @@ static struct dnetmap_entry *
dnetmap_entry_lookup(struct dnetmap_net *dnetmap_net, const __be32 addr)
{
struct dnetmap_entry *e;
unsigned int h;
h = dnetmap_entry_hash(addr);
unsigned int h = dnetmap_entry_hash(addr);
list_for_each_entry(e, &dnetmap_net->dnetmap_iphash[h], glist)
if (memcmp(&e->prenat_addr, &addr, sizeof(addr)) == 0)
@@ -141,9 +132,7 @@ static struct dnetmap_entry *
dnetmap_entry_rlookup(struct dnetmap_net *dnetmap_net, const __be32 addr)
{
struct dnetmap_entry *e;
unsigned int h;
h = dnetmap_entry_hash(addr);
unsigned int h = dnetmap_entry_hash(addr);
list_for_each_entry(e, &dnetmap_net->dnetmap_iphash[hash_size + h],
grlist)
@@ -358,7 +347,6 @@ dnetmap_tg(struct sk_buff *skb, const struct xt_action_param *par)
{
struct net *net = dev_net(par->state->in ? par->state->in : par->state->out);
struct dnetmap_net *dnetmap_net = dnetmap_pernet(net);
struct nf_conn *ct;
enum ip_conntrack_info ctinfo;
__be32 prenat_ip, postnat_ip, prenat_ip_prev;
const struct xt_DNETMAP_tginfo *tginfo = par->targinfo;
@@ -370,11 +358,9 @@ dnetmap_tg(struct sk_buff *skb, const struct xt_action_param *par)
#endif
struct dnetmap_entry *e;
struct dnetmap_prefix *p;
__s32 jttl;
unsigned int hooknum = par->state->hook;
ct = nf_ct_get(skb, &ctinfo);
jttl = tginfo->flags & XT_DNETMAP_TTL ? tginfo->ttl * HZ : jtimeout;
struct nf_conn *ct = nf_ct_get(skb, &ctinfo);
__s32 jttl = tginfo->flags & XT_DNETMAP_TTL ? tginfo->ttl * HZ : jtimeout;
/* in prerouting we try to map postnat-ip to prenat-ip */
if (hooknum == NF_INET_PRE_ROUTING) {