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| author | Li Zefan <lizf@cn.fujitsu.com> | 2010-02-08 23:19:04 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-02-10 11:12:07 -0800 |
| commit | 32d2e3a149772441a6a146ad96cbae319e27742a (patch) | |
| tree | 54aaf3e80e11fe78eb54a86991db0af0b4130ba4 /net/x25 | |
| parent | c4146644a56b1f213c4c5567c75771883bec33c7 (diff) | |
| download | lwn-32d2e3a149772441a6a146ad96cbae319e27742a.tar.gz lwn-32d2e3a149772441a6a146ad96cbae319e27742a.zip | |
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>
Diffstat (limited to 'net/x25')
| -rw-r--r-- | net/x25/x25_proc.c | 30 |
1 files changed, 3 insertions, 27 deletions
diff --git a/net/x25/x25_proc.c b/net/x25/x25_proc.c index 0a04e62e0e18..c4cd3226a053 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) |