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authorLi Zefan <lizf@cn.fujitsu.com>2010-02-08 23:19:04 +0000
committerDavid S. Miller <davem@davemloft.net>2010-02-10 11:12:07 -0800
commit32d2e3a149772441a6a146ad96cbae319e27742a (patch)
tree54aaf3e80e11fe78eb54a86991db0af0b4130ba4
parentc4146644a56b1f213c4c5567c75771883bec33c7 (diff)
downloadvexpress-lsk-32d2e3a149772441a6a146ad96cbae319e27742a.tar.gz
net: x25: use seq_hlist_foo() helpers
Simplify seq_file code. Signed-off-by: Li Zefan <lizf@cn.fujtisu.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/x25/x25_proc.c30
1 files changed, 3 insertions, 27 deletions
diff --git a/net/x25/x25_proc.c b/net/x25/x25_proc.c
index 0a04e62e0e1..c4cd3226a05 100644
--- a/net/x25/x25_proc.c
+++ b/net/x25/x25_proc.c
@@ -93,40 +93,16 @@ out:
return 0;
}
-static __inline__ struct sock *x25_get_socket_idx(loff_t pos)
-{
- struct sock *s;
- struct hlist_node *node;
-
- sk_for_each(s, node, &x25_list)
- if (!pos--)
- goto found;
- s = NULL;
-found:
- return s;
-}
-
static void *x25_seq_socket_start(struct seq_file *seq, loff_t *pos)
__acquires(x25_list_lock)
{
- loff_t l = *pos;
-
read_lock_bh(&x25_list_lock);
- return l ? x25_get_socket_idx(--l) : SEQ_START_TOKEN;
+ return seq_hlist_start_head(&x25_list, *pos);
}
static void *x25_seq_socket_next(struct seq_file *seq, void *v, loff_t *pos)
{
- struct sock *s;
-
- ++*pos;
- if (v == SEQ_START_TOKEN) {
- s = sk_head(&x25_list);
- goto out;
- }
- s = sk_next(v);
-out:
- return s;
+ return seq_hlist_next(v, &x25_list, pos);
}
static void x25_seq_socket_stop(struct seq_file *seq, void *v)
@@ -148,7 +124,7 @@ static int x25_seq_socket_show(struct seq_file *seq, void *v)
goto out;
}
- s = v;
+ s = sk_entry(v);
x25 = x25_sk(s);
if (!x25->neighbour || (dev = x25->neighbour->dev) == NULL)