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authorLi Zefan <lizf@cn.fujitsu.com>2010-02-09 02:20:29 +0300
committerDavid S. Miller <davem@davemloft.net>2010-02-10 22:12:10 +0300
commit27b5b8657a2aa761f76e45fa60c20b7bafc249dc (patch)
tree562e9272445433242b1d4f165311df231d85d72c /net/key
parentefaffb78d875a155b9f327532c2ddccf28c592b4 (diff)
downloadlinux-27b5b8657a2aa761f76e45fa60c20b7bafc249dc.tar.xz
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.c20
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)