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Diffstat (limited to 'net/ipv6/netfilter/ip6_tables.c')
-rw-r--r--net/ipv6/netfilter/ip6_tables.c51
1 files changed, 26 insertions, 25 deletions
diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
index bf9bb6e55bb5..0b4557e03431 100644
--- a/net/ipv6/netfilter/ip6_tables.c
+++ b/net/ipv6/netfilter/ip6_tables.c
@@ -55,7 +55,7 @@ MODULE_DESCRIPTION("IPv6 packet filter");
do { \
if (!(x)) \
printk("IP_NF_ASSERT: %s:%s:%u\n", \
- __FUNCTION__, __FILE__, __LINE__); \
+ __func__, __FILE__, __LINE__); \
} while(0)
#else
#define IP_NF_ASSERT(x)
@@ -325,7 +325,7 @@ static void trace_packet(struct sk_buff *skb,
struct ip6t_entry *e)
{
void *table_base;
- struct ip6t_entry *root;
+ const struct ip6t_entry *root;
char *hookname, *chainname, *comment;
unsigned int rulenum = 0;
@@ -952,7 +952,7 @@ static struct xt_counters *alloc_counters(struct xt_table *table)
{
unsigned int countersize;
struct xt_counters *counters;
- struct xt_table_info *private = table->private;
+ const struct xt_table_info *private = table->private;
/* We need atomic snapshot of counters: rest doesn't change
(other than comefrom, which userspace doesn't care
@@ -979,9 +979,9 @@ copy_entries_to_user(unsigned int total_size,
unsigned int off, num;
struct ip6t_entry *e;
struct xt_counters *counters;
- struct xt_table_info *private = table->private;
+ const struct xt_table_info *private = table->private;
int ret = 0;
- void *loc_cpu_entry;
+ const void *loc_cpu_entry;
counters = alloc_counters(table);
if (IS_ERR(counters))
@@ -1001,8 +1001,8 @@ copy_entries_to_user(unsigned int total_size,
/* ... then go back and fix counters and names */
for (off = 0, num = 0; off < total_size; off += e->next_offset, num++){
unsigned int i;
- struct ip6t_entry_match *m;
- struct ip6t_entry_target *t;
+ const struct ip6t_entry_match *m;
+ const struct ip6t_entry_target *t;
e = (struct ip6t_entry *)(loc_cpu_entry + off);
if (copy_to_user(userptr + off
@@ -1142,7 +1142,7 @@ static int get_info(struct net *net, void __user *user, int *len, int compat)
"ip6table_%s", name);
if (t && !IS_ERR(t)) {
struct ip6t_getinfo info;
- struct xt_table_info *private = t->private;
+ const struct xt_table_info *private = t->private;
#ifdef CONFIG_COMPAT
if (compat) {
@@ -1206,7 +1206,7 @@ get_entries(struct net *net, struct ip6t_get_entries __user *uptr, int *len)
else {
duprintf("get_entries: I've got %u not %u!\n",
private->size, get.size);
- ret = -EINVAL;
+ ret = -EAGAIN;
}
module_put(t->me);
xt_table_unlock(t);
@@ -1225,7 +1225,7 @@ __do_replace(struct net *net, const char *name, unsigned int valid_hooks,
struct xt_table *t;
struct xt_table_info *oldinfo;
struct xt_counters *counters;
- void *loc_cpu_old_entry;
+ const void *loc_cpu_old_entry;
ret = 0;
counters = vmalloc_node(num_counters * sizeof(struct xt_counters),
@@ -1369,9 +1369,9 @@ do_add_counters(struct net *net, void __user *user, unsigned int len,
int size;
void *ptmp;
struct xt_table *t;
- struct xt_table_info *private;
+ const struct xt_table_info *private;
int ret = 0;
- void *loc_cpu_entry;
+ const void *loc_cpu_entry;
#ifdef CONFIG_COMPAT
struct compat_xt_counters_info compat_tmp;
@@ -1879,11 +1879,11 @@ compat_do_ip6t_set_ctl(struct sock *sk, int cmd, void __user *user,
switch (cmd) {
case IP6T_SO_SET_REPLACE:
- ret = compat_do_replace(sk->sk_net, user, len);
+ ret = compat_do_replace(sock_net(sk), user, len);
break;
case IP6T_SO_SET_ADD_COUNTERS:
- ret = do_add_counters(sk->sk_net, user, len, 1);
+ ret = do_add_counters(sock_net(sk), user, len, 1);
break;
default:
@@ -1905,11 +1905,11 @@ compat_copy_entries_to_user(unsigned int total_size, struct xt_table *table,
void __user *userptr)
{
struct xt_counters *counters;
- struct xt_table_info *private = table->private;
+ const struct xt_table_info *private = table->private;
void __user *pos;
unsigned int size;
int ret = 0;
- void *loc_cpu_entry;
+ const void *loc_cpu_entry;
unsigned int i = 0;
counters = alloc_counters(table);
@@ -1956,7 +1956,7 @@ compat_get_entries(struct net *net, struct compat_ip6t_get_entries __user *uptr,
xt_compat_lock(AF_INET6);
t = xt_find_table_lock(net, AF_INET6, get.name);
if (t && !IS_ERR(t)) {
- struct xt_table_info *private = t->private;
+ const struct xt_table_info *private = t->private;
struct xt_table_info info;
duprintf("t->private->number = %u\n", private->number);
ret = compat_table_info(private, &info);
@@ -1966,7 +1966,7 @@ compat_get_entries(struct net *net, struct compat_ip6t_get_entries __user *uptr,
} else if (!ret) {
duprintf("compat_get_entries: I've got %u not %u!\n",
private->size, get.size);
- ret = -EINVAL;
+ ret = -EAGAIN;
}
xt_compat_flush_offsets(AF_INET6);
module_put(t->me);
@@ -1990,10 +1990,10 @@ compat_do_ip6t_get_ctl(struct sock *sk, int cmd, void __user *user, int *len)
switch (cmd) {
case IP6T_SO_GET_INFO:
- ret = get_info(sk->sk_net, user, len, 1);
+ ret = get_info(sock_net(sk), user, len, 1);
break;
case IP6T_SO_GET_ENTRIES:
- ret = compat_get_entries(sk->sk_net, user, len);
+ ret = compat_get_entries(sock_net(sk), user, len);
break;
default:
ret = do_ip6t_get_ctl(sk, cmd, user, len);
@@ -2012,11 +2012,11 @@ do_ip6t_set_ctl(struct sock *sk, int cmd, void __user *user, unsigned int len)
switch (cmd) {
case IP6T_SO_SET_REPLACE:
- ret = do_replace(sk->sk_net, user, len);
+ ret = do_replace(sock_net(sk), user, len);
break;
case IP6T_SO_SET_ADD_COUNTERS:
- ret = do_add_counters(sk->sk_net, user, len, 0);
+ ret = do_add_counters(sock_net(sk), user, len, 0);
break;
default:
@@ -2037,11 +2037,11 @@ do_ip6t_get_ctl(struct sock *sk, int cmd, void __user *user, int *len)
switch (cmd) {
case IP6T_SO_GET_INFO:
- ret = get_info(sk->sk_net, user, len, 0);
+ ret = get_info(sock_net(sk), user, len, 0);
break;
case IP6T_SO_GET_ENTRIES:
- ret = get_entries(sk->sk_net, user, len);
+ ret = get_entries(sock_net(sk), user, len);
break;
case IP6T_SO_GET_REVISION_MATCH:
@@ -2155,7 +2155,8 @@ icmp6_match(const struct sk_buff *skb,
unsigned int protoff,
bool *hotdrop)
{
- struct icmp6hdr _icmph, *ic;
+ const struct icmp6hdr *ic;
+ struct icmp6hdr _icmph;
const struct ip6t_icmp *icmpinfo = matchinfo;
/* Must not be a fragment. */
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