diff options
| author | Li Zefan <lizf@cn.fujitsu.com> | 2010-02-08 23:21:51 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-02-10 12:31:10 -0800 |
| commit | 67de792420be2daa1c6fec07ec8552af9ea0bde3 (patch) | |
| tree | 5a0141ea6d3d0f6557a6bd9ec3351d00d6a95f58 /net/atm | |
| parent | a2b79b414df97a70c33f874b631e06830431d233 (diff) | |
net: atm: use seq_list_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/atm')
| -rw-r--r-- | net/atm/proc.c | 2 | ||||
| -rw-r--r-- | net/atm/resources.c | 18 |
2 files changed, 3 insertions, 17 deletions
diff --git a/net/atm/proc.c b/net/atm/proc.c index 476779d845eb..7a96b2376bd7 100644 --- a/net/atm/proc.c +++ b/net/atm/proc.c @@ -238,7 +238,7 @@ static int atm_dev_seq_show(struct seq_file *seq, void *v) "Itf Type ESI/\"MAC\"addr " "AAL(TX,err,RX,err,drop) ... [refcnt]\n"; - if (v == SEQ_START_TOKEN) + if (v == &atm_devs) seq_puts(seq, atm_dev_banner); else { struct atm_dev *dev = list_entry(v, struct atm_dev, dev_list); diff --git a/net/atm/resources.c b/net/atm/resources.c index 447ed89205d8..90082904f20d 100644 --- a/net/atm/resources.c +++ b/net/atm/resources.c @@ -444,21 +444,10 @@ done: return error; } -static inline void *dev_get_idx(loff_t left) -{ - struct list_head *p; - - list_for_each(p, &atm_devs) { - if (!--left) - break; - } - return (p != &atm_devs) ? p : NULL; -} - void *atm_dev_seq_start(struct seq_file *seq, loff_t *pos) { mutex_lock(&atm_dev_mutex); - return *pos ? dev_get_idx(*pos) : SEQ_START_TOKEN; + return seq_list_start_head(&atm_devs, *pos); } void atm_dev_seq_stop(struct seq_file *seq, void *v) @@ -468,8 +457,5 @@ void atm_dev_seq_stop(struct seq_file *seq, void *v) void *atm_dev_seq_next(struct seq_file *seq, void *v, loff_t *pos) { - ++*pos; - v = (v == SEQ_START_TOKEN) - ? atm_devs.next : ((struct list_head *)v)->next; - return (v == &atm_devs) ? NULL : v; + return seq_list_next(v, &atm_devs, pos); } |