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authorPavel Emelianov <xemul@sw.ru>2007-07-17 04:04:18 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-17 10:23:05 -0700
commit2b7c30292af56e64feaecdbe97da57918927b730 (patch)
treecf160a7dee6f18335b029ae775e4dc8dea5ec424
parent6acee02712d0592dcd6120bc54d77c47cd2f6059 (diff)
Make ISDN CAPI use seq_list_xxx helpers
The similar code exists here and is called capi_driver_get_idx(). Use generic helpers now and remember to convert list_head to struct capi_driver in .show callback. Signed-off-by: Pavel Emelianov <xemul@openvz.org> Acked-by: Karsten Keil <kkeil@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/isdn/capi/kcapi_proc.c28
1 files changed, 4 insertions, 24 deletions
diff --git a/drivers/isdn/capi/kcapi_proc.c b/drivers/isdn/capi/kcapi_proc.c
index 31f4fd8b8b0..845a797b003 100644
--- a/drivers/isdn/capi/kcapi_proc.c
+++ b/drivers/isdn/capi/kcapi_proc.c
@@ -243,36 +243,15 @@ create_seq_entry(char *name, mode_t mode, const struct file_operations *f)
// ---------------------------------------------------------------------------
-
-static __inline__ struct capi_driver *capi_driver_get_idx(loff_t pos)
-{
- struct capi_driver *drv = NULL;
- struct list_head *l;
- loff_t i;
-
- i = 0;
- list_for_each(l, &capi_drivers) {
- drv = list_entry(l, struct capi_driver, list);
- if (i++ == pos)
- return drv;
- }
- return NULL;
-}
-
static void *capi_driver_start(struct seq_file *seq, loff_t *pos)
{
- struct capi_driver *drv;
read_lock(&capi_drivers_list_lock);
- drv = capi_driver_get_idx(*pos);
- return drv;
+ return seq_list_start(&capi_drivers, *pos);
}
static void *capi_driver_next(struct seq_file *seq, void *v, loff_t *pos)
{
- struct capi_driver *drv = (struct capi_driver *)v;
- ++*pos;
- if (drv->list.next == &capi_drivers) return NULL;
- return list_entry(drv->list.next, struct capi_driver, list);
+ return seq_list_next(v, &capi_drivers, pos);
}
static void capi_driver_stop(struct seq_file *seq, void *v)
@@ -282,7 +261,8 @@ static void capi_driver_stop(struct seq_file *seq, void *v)
static int capi_driver_show(struct seq_file *seq, void *v)
{
- struct capi_driver *drv = (struct capi_driver *)v;
+ struct capi_driver *drv = list_entry(v, struct capi_driver, list);
+
seq_printf(seq, "%-32s %s\n", drv->name, drv->revision);
return 0;
}