net: appletalk: 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>
This commit is contained in:
Li Zefan 2010-02-08 23:20:15 +00:00 committed by David S. Miller
parent b512f3d841
commit efaffb78d8

View File

@ -144,40 +144,16 @@ out:
return 0;
}
static __inline__ struct sock *atalk_get_socket_idx(loff_t pos)
{
struct sock *s;
struct hlist_node *node;
sk_for_each(s, node, &atalk_sockets)
if (!pos--)
goto found;
s = NULL;
found:
return s;
}
static void *atalk_seq_socket_start(struct seq_file *seq, loff_t *pos)
__acquires(atalk_sockets_lock)
{
loff_t l = *pos;
read_lock_bh(&atalk_sockets_lock);
return l ? atalk_get_socket_idx(--l) : SEQ_START_TOKEN;
return seq_hlist_start_head(&atalk_sockets, *pos);
}
static void *atalk_seq_socket_next(struct seq_file *seq, void *v, loff_t *pos)
{
struct sock *i;
++*pos;
if (v == SEQ_START_TOKEN) {
i = sk_head(&atalk_sockets);
goto out;
}
i = sk_next(v);
out:
return i;
return seq_hlist_next(v, &atalk_sockets, pos);
}
static void atalk_seq_socket_stop(struct seq_file *seq, void *v)
@ -197,7 +173,7 @@ static int atalk_seq_socket_show(struct seq_file *seq, void *v)
goto out;
}
s = v;
s = sk_entry(v);
at = at_sk(s);
seq_printf(seq, "%02X %04X:%02X:%02X %04X:%02X:%02X %08X:%08X "