Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6

[linux-2.6] / net / ipv4 / netfilter / ip_tables.c

diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c
index 600737f122d2eee84f269f3abffe2b02880d454b..4e7c719445c264c9f55dc00fa1c6ce3d4fc36671 100644 (file)
--- a/net/ipv4/netfilter/ip_tables.c
+++ b/net/ipv4/netfilter/ip_tables.c
@@ -53,7 +53,7 @@ MODULE_DESCRIPTION("IPv4 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)
@@ -296,7 +296,7 @@ static void trace_packet(struct sk_buff *skb,
                         struct ipt_entry *e)
 {
        void *table_base;
-       struct ipt_entry *root;
+       const struct ipt_entry *root;
        char *hookname, *chainname, *comment;
        unsigned int rulenum = 0;
 
@@ -327,7 +327,7 @@ ipt_do_table(struct sk_buff *skb,
 {
        static const char nulldevname[IFNAMSIZ] __attribute__((aligned(sizeof(long))));
        u_int16_t offset;
-       struct iphdr *ip;
+       const struct iphdr *ip;
        u_int16_t datalen;
        bool hotdrop = false;
        /* Initializing verdict to NF_DROP keeps gcc happy. */
@@ -926,7 +926,7 @@ 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
@@ -953,9 +953,9 @@ copy_entries_to_user(unsigned int total_size,
        unsigned int off, num;
        struct ipt_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))
@@ -975,8 +975,8 @@ 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 ipt_entry_match *m;
-               struct ipt_entry_target *t;
+               const struct ipt_entry_match *m;
+               const struct ipt_entry_target *t;
 
                e = (struct ipt_entry *)(loc_cpu_entry + off);
                if (copy_to_user(userptr + off
@@ -1116,7 +1116,7 @@ static int get_info(struct net *net, void __user *user, int *len, int compat)
                                    "iptable_%s", name);
        if (t && !IS_ERR(t)) {
                struct ipt_getinfo info;
-               struct xt_table_info *private = t->private;
+               const struct xt_table_info *private = t->private;
 
 #ifdef CONFIG_COMPAT
                if (compat) {
@@ -1172,7 +1172,7 @@ get_entries(struct net *net, struct ipt_get_entries __user *uptr, int *len)
 
        t = xt_find_table_lock(net, AF_INET, get.name);
        if (t && !IS_ERR(t)) {
-               struct xt_table_info *private = t->private;
+               const struct xt_table_info *private = t->private;
                duprintf("t->private->number = %u\n", private->number);
                if (get.size == private->size)
                        ret = copy_entries_to_user(private->size,
@@ -1180,7 +1180,7 @@ get_entries(struct net *net, struct ipt_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);
@@ -1337,11 +1337,11 @@ do_add_counters(struct net *net, void __user *user, unsigned int len, int compat
        struct xt_counters_info tmp;
        struct xt_counters *paddc;
        unsigned int num_counters;
-       char *name;
+       const char *name;
        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;
 #ifdef CONFIG_COMPAT
@@ -1852,11 +1852,11 @@ compat_do_ipt_set_ctl(struct sock *sk,  int cmd, void __user *user,
 
        switch (cmd) {
        case IPT_SO_SET_REPLACE:
-               ret = compat_do_replace(sk->sk_net, user, len);
+               ret = compat_do_replace(sock_net(sk), user, len);
                break;
 
        case IPT_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:
@@ -1878,11 +1878,11 @@ 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);
@@ -1929,7 +1929,7 @@ compat_get_entries(struct net *net, struct compat_ipt_get_entries __user *uptr,
        xt_compat_lock(AF_INET);
        t = xt_find_table_lock(net, AF_INET, 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);
@@ -1939,7 +1939,7 @@ compat_get_entries(struct net *net, struct compat_ipt_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_INET);
                module_put(t->me);
@@ -1963,10 +1963,10 @@ compat_do_ipt_get_ctl(struct sock *sk, int cmd, void __user *user, int *len)
 
        switch (cmd) {
        case IPT_SO_GET_INFO:
-               ret = get_info(sk->sk_net, user, len, 1);
+               ret = get_info(sock_net(sk), user, len, 1);
                break;
        case IPT_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_ipt_get_ctl(sk, cmd, user, len);
@@ -1985,11 +1985,11 @@ do_ipt_set_ctl(struct sock *sk, int cmd, void __user *user, unsigned int len)
 
        switch (cmd) {
        case IPT_SO_SET_REPLACE:
-               ret = do_replace(sk->sk_net, user, len);
+               ret = do_replace(sock_net(sk), user, len);
                break;
 
        case IPT_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:
@@ -2010,11 +2010,11 @@ do_ipt_get_ctl(struct sock *sk, int cmd, void __user *user, int *len)
 
        switch (cmd) {
        case IPT_SO_GET_INFO:
-               ret = get_info(sk->sk_net, user, len, 0);
+               ret = get_info(sock_net(sk), user, len, 0);
                break;
 
        case IPT_SO_GET_ENTRIES:
-               ret = get_entries(sk->sk_net, user, len);
+               ret = get_entries(sock_net(sk), user, len);
                break;
 
        case IPT_SO_GET_REVISION_MATCH:
@@ -2130,7 +2130,8 @@ icmp_match(const struct sk_buff *skb,
           unsigned int protoff,
           bool *hotdrop)
 {
-       struct icmphdr _icmph, *ic;
+       const struct icmphdr *ic;
+       struct icmphdr _icmph;
        const struct ipt_icmp *icmpinfo = matchinfo;
 
        /* Must not be a fragment. */