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>
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@ -243,36 +243,15 @@ create_seq_entry(char *name, mode_t mode, const struct file_operations *f)
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// ---------------------------------------------------------------------------
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static __inline__ struct capi_driver *capi_driver_get_idx(loff_t pos)
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{
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struct capi_driver *drv = NULL;
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struct list_head *l;
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loff_t i;
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i = 0;
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list_for_each(l, &capi_drivers) {
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drv = list_entry(l, struct capi_driver, list);
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if (i++ == pos)
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return drv;
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}
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return NULL;
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}
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static void *capi_driver_start(struct seq_file *seq, loff_t *pos)
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{
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struct capi_driver *drv;
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read_lock(&capi_drivers_list_lock);
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drv = capi_driver_get_idx(*pos);
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return drv;
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return seq_list_start(&capi_drivers, *pos);
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}
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static void *capi_driver_next(struct seq_file *seq, void *v, loff_t *pos)
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{
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struct capi_driver *drv = (struct capi_driver *)v;
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++*pos;
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if (drv->list.next == &capi_drivers) return NULL;
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return list_entry(drv->list.next, struct capi_driver, list);
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return seq_list_next(v, &capi_drivers, pos);
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}
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static void capi_driver_stop(struct seq_file *seq, void *v)
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@ -282,7 +261,8 @@ static void capi_driver_stop(struct seq_file *seq, void *v)
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static int capi_driver_show(struct seq_file *seq, void *v)
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{
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struct capi_driver *drv = (struct capi_driver *)v;
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struct capi_driver *drv = list_entry(v, struct capi_driver, list);
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seq_printf(seq, "%-32s %s\n", drv->name, drv->revision);
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return 0;
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}
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