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authorLi Zefan <lizf@cn.fujitsu.com>2010-02-08 23:19:42 +0000
committerDavid S. Miller <davem@davemloft.net>2010-02-10 11:12:08 -0800
commit90dd7f5ace558314fa431ae0f59388ed3e5c7695 (patch)
treefc8d5e1d37f194c038fc03d2cf1914612b2ec3ec /net/netrom/af_netrom.c
parentb7ceabd9b528417973619c5b655bc5b21857ac36 (diff)
downloadvexpress-lsk-90dd7f5ace558314fa431ae0f59388ed3e5c7695.tar.gz
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.c21
1 files changed, 3 insertions, 18 deletions
diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c
index 71604c6613b..a249127020a 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;