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Commit 67de7924 authored by Li Zefan's avatar Li Zefan Committed by David S. Miller
Browse files

net: atm: use seq_list_foo() helpers 



Simplify seq_file code.

Signed-off-by: default avatarLi Zefan <lizf@cn.fujitsu.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent a2b79b41

net/atm/proc.c

+1 −1
Original line number Diff line number Diff line
@@ -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);

net/atm/resources.c

+2 −16
Original line number Diff line number Diff line
@@ -444,21 +444,10 @@ int atm_dev_ioctl(unsigned int cmd, void __user *arg, int compat) 
	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);

}