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| author | Li Zefan <lizf@cn.fujitsu.com> | 2010-02-08 23:20:29 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-02-10 11:12:10 -0800 |
| commit | 27b5b8657a2aa761f76e45fa60c20b7bafc249dc (patch) | |
| tree | 562e9272445433242b1d4f165311df231d85d72c /net/key | |
| parent | efaffb78d875a155b9f327532c2ddccf28c592b4 (diff) | |
| download | lwn-27b5b8657a2aa761f76e45fa60c20b7bafc249dc.tar.gz lwn-27b5b8657a2aa761f76e45fa60c20b7bafc249dc.zip | |
net: af_key: use seq_hlist_foo() helpers
Simplify seq_file code.
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/key')
| -rw-r--r-- | net/key/af_key.c | 20 |
1 files changed, 3 insertions, 17 deletions
diff --git a/net/key/af_key.c b/net/key/af_key.c index 41dd2cb07ef3..79d2c0f3c334 100644 --- a/net/key/af_key.c +++ b/net/key/af_key.c @@ -3654,9 +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 @@ -3675,19 +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) @@ -3695,10 +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) |