diff options
Diffstat (limited to 'net/key/af_key.c')
| -rw-r--r-- | net/key/af_key.c | 39 |
1 files changed, 12 insertions, 27 deletions
diff --git a/net/key/af_key.c b/net/key/af_key.c index 539f43bc97d..8b8e26a9e40 100644 --- a/net/key/af_key.c +++ b/net/key/af_key.c @@ -1751,7 +1751,7 @@ static int pfkey_flush(struct sock *sk, struct sk_buff *skb, struct sadb_msg *hd audit_info.secid = 0; err = xfrm_state_flush(net, proto, &audit_info); if (err) - return err; + return 0; c.data.proto = proto; c.seq = hdr->sadb_msg_seq; c.pid = hdr->sadb_msg_pid; @@ -2713,7 +2713,7 @@ static int pfkey_spdflush(struct sock *sk, struct sk_buff *skb, struct sadb_msg audit_info.secid = 0; err = xfrm_policy_flush(net, XFRM_POLICY_TYPE_MAIN, &audit_info); if (err) - return err; + return 0; c.data.type = XFRM_POLICY_TYPE_MAIN; c.event = XFRM_MSG_FLUSHPOLICY; c.pid = hdr->sadb_msg_pid; @@ -3019,12 +3019,11 @@ static int pfkey_send_policy_notify(struct xfrm_policy *xp, int dir, struct km_e static u32 get_acqseq(void) { u32 res; - static u32 acqseq; - static DEFINE_SPINLOCK(acqseq_lock); + static atomic_t acqseq; - spin_lock_bh(&acqseq_lock); - res = (++acqseq ? : ++acqseq); - spin_unlock_bh(&acqseq_lock); + do { + res = atomic_inc_return(&acqseq); + } while (!res); return res; } @@ -3655,9 +3654,8 @@ static const struct net_proto_family pfkey_family_ops = { #ifdef CONFIG_PROC_FS static int pfkey_seq_show(struct seq_file *f, void *v) { - struct sock *s; + struct sock *s = sk_entry(v); - s = (struct sock *)v; if (v == SEQ_START_TOKEN) seq_printf(f ,"sk RefCnt Rmem Wmem User Inode\n"); else @@ -3676,19 +3674,9 @@ static void *pfkey_seq_start(struct seq_file *f, loff_t *ppos) { struct net *net = seq_file_net(f); struct netns_pfkey *net_pfkey = net_generic(net, pfkey_net_id); - struct sock *s; - struct hlist_node *node; - loff_t pos = *ppos; read_lock(&pfkey_table_lock); - if (pos == 0) - return SEQ_START_TOKEN; - - sk_for_each(s, node, &net_pfkey->table) - if (pos-- == 1) - return s; - - return NULL; + return seq_hlist_start_head(&net_pfkey->table, *ppos); } static void *pfkey_seq_next(struct seq_file *f, void *v, loff_t *ppos) @@ -3696,10 +3684,7 @@ static void *pfkey_seq_next(struct seq_file *f, void *v, loff_t *ppos) struct net *net = seq_file_net(f); struct netns_pfkey *net_pfkey = net_generic(net, pfkey_net_id); - ++*ppos; - return (v == SEQ_START_TOKEN) ? - sk_head(&net_pfkey->table) : - sk_next((struct sock *)v); + return seq_hlist_next(v, &net_pfkey->table, ppos); } static void pfkey_seq_stop(struct seq_file *f, void *v) @@ -3738,17 +3723,17 @@ static int __net_init pfkey_init_proc(struct net *net) return 0; } -static void pfkey_exit_proc(struct net *net) +static void __net_exit pfkey_exit_proc(struct net *net) { proc_net_remove(net, "pfkey"); } #else -static int __net_init pfkey_init_proc(struct net *net) +static inline int pfkey_init_proc(struct net *net) { return 0; } -static void pfkey_exit_proc(struct net *net) +static inline void pfkey_exit_proc(struct net *net) { } #endif |