af_netlink: cleanups
netlink_destroy_callback() move to avoid forward reference
CodingStyle cleanups
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index da87214..85d27f9 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -104,27 +104,27 @@
}
struct nl_pid_hash {
- struct hlist_head *table;
- unsigned long rehash_time;
+ struct hlist_head *table;
+ unsigned long rehash_time;
- unsigned int mask;
- unsigned int shift;
+ unsigned int mask;
+ unsigned int shift;
- unsigned int entries;
- unsigned int max_shift;
+ unsigned int entries;
+ unsigned int max_shift;
- u32 rnd;
+ u32 rnd;
};
struct netlink_table {
- struct nl_pid_hash hash;
- struct hlist_head mc_list;
- struct listeners __rcu *listeners;
- unsigned int nl_nonroot;
- unsigned int groups;
- struct mutex *cb_mutex;
- struct module *module;
- int registered;
+ struct nl_pid_hash hash;
+ struct hlist_head mc_list;
+ struct listeners __rcu *listeners;
+ unsigned int nl_nonroot;
+ unsigned int groups;
+ struct mutex *cb_mutex;
+ struct module *module;
+ int registered;
};
static struct netlink_table *nl_table;
@@ -132,7 +132,6 @@
static DECLARE_WAIT_QUEUE_HEAD(nl_table_wait);
static int netlink_dump(struct sock *sk);
-static void netlink_destroy_callback(struct netlink_callback *cb);
static DEFINE_RWLOCK(nl_table_lock);
static atomic_t nl_table_users = ATOMIC_INIT(0);
@@ -149,6 +148,12 @@
return &hash->table[jhash_1word(pid, hash->rnd) & hash->mask];
}
+static void netlink_destroy_callback(struct netlink_callback *cb)
+{
+ kfree_skb(cb->skb);
+ kfree(cb);
+}
+
static void netlink_sock_destruct(struct sock *sk)
{
struct netlink_sock *nlk = nlk_sk(sk);
@@ -414,9 +419,9 @@
sock_init_data(sock, sk);
nlk = nlk_sk(sk);
- if (cb_mutex)
+ if (cb_mutex) {
nlk->cb_mutex = cb_mutex;
- else {
+ } else {
nlk->cb_mutex = &nlk->cb_def_mutex;
mutex_init(nlk->cb_mutex);
}
@@ -522,8 +527,9 @@
nl_table[sk->sk_protocol].module = NULL;
nl_table[sk->sk_protocol].registered = 0;
}
- } else if (nlk->subscriptions)
+ } else if (nlk->subscriptions) {
netlink_update_listeners(sk);
+ }
netlink_table_ungrab();
kfree(nlk->groups);
@@ -1086,8 +1092,8 @@
if (info.delivery_failure) {
kfree_skb(info.skb2);
return -ENOBUFS;
- } else
- consume_skb(info.skb2);
+ }
+ consume_skb(info.skb2);
if (info.delivered) {
if (info.congested && (allocation & __GFP_WAIT))
@@ -1240,8 +1246,9 @@
nlk->flags |= NETLINK_RECV_NO_ENOBUFS;
clear_bit(0, &nlk->state);
wake_up_interruptible(&nlk->wait);
- } else
+ } else {
nlk->flags &= ~NETLINK_RECV_NO_ENOBUFS;
+ }
err = 0;
break;
default:
@@ -1645,12 +1652,6 @@
}
EXPORT_SYMBOL(netlink_set_nonroot);
-static void netlink_destroy_callback(struct netlink_callback *cb)
-{
- kfree_skb(cb->skb);
- kfree(cb);
-}
-
struct nlmsghdr *
__nlmsg_put(struct sk_buff *skb, u32 pid, u32 seq, int type, int len, int flags)
{
@@ -1996,11 +1997,11 @@
static int netlink_seq_show(struct seq_file *seq, void *v)
{
- if (v == SEQ_START_TOKEN)
+ if (v == SEQ_START_TOKEN) {
seq_puts(seq,
"sk Eth Pid Groups "
"Rmem Wmem Dump Locks Drops Inode\n");
- else {
+ } else {
struct sock *s = v;
struct netlink_sock *nlk = nlk_sk(s);