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| author | Li Zefan <lizf@cn.fujitsu.com> | 2010-02-08 23:19:42 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-02-10 11:12:08 -0800 |
| commit | 90dd7f5ace558314fa431ae0f59388ed3e5c7695 (patch) | |
| tree | fc8d5e1d37f194c038fc03d2cf1914612b2ec3ec /net/netrom/af_netrom.c | |
| parent | b7ceabd9b528417973619c5b655bc5b21857ac36 (diff) | |
| download | lwn-90dd7f5ace558314fa431ae0f59388ed3e5c7695.tar.gz lwn-90dd7f5ace558314fa431ae0f59388ed3e5c7695.zip | |
net: netrom: 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/netrom/af_netrom.c')
| -rw-r--r-- | net/netrom/af_netrom.c | 21 |
1 files changed, 3 insertions, 18 deletions
diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c index 71604c6613b5..a249127020a5 100644 --- a/net/netrom/af_netrom.c +++ b/net/netrom/af_netrom.c @@ -1267,28 +1267,13 @@ static int nr_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg) static void *nr_info_start(struct seq_file *seq, loff_t *pos) { - struct sock *s; - struct hlist_node *node; - int i = 1; - spin_lock_bh(&nr_list_lock); - if (*pos == 0) - return SEQ_START_TOKEN; - - sk_for_each(s, node, &nr_list) { - if (i == *pos) - return s; - ++i; - } - return NULL; + return seq_hlist_start_head(&nr_list, *pos); } static void *nr_info_next(struct seq_file *seq, void *v, loff_t *pos) { - ++*pos; - - return (v == SEQ_START_TOKEN) ? sk_head(&nr_list) - : sk_next((struct sock *)v); + return seq_hlist_next(v, &nr_list, pos); } static void nr_info_stop(struct seq_file *seq, void *v) @@ -1298,7 +1283,7 @@ static void nr_info_stop(struct seq_file *seq, void *v) static int nr_info_show(struct seq_file *seq, void *v) { - struct sock *s = v; + struct sock *s = sk_entry(v); struct net_device *dev; struct nr_sock *nr; const char *devname; |