From b999748acce739675a5e9420f21e54b8cbad9d81 Mon Sep 17 00:00:00 2001 From: Li Zefan Date: Mon, 8 Feb 2010 23:19:17 +0000 Subject: net: rose: use seq_hlist_foo() helpers Simplify seq_file code. Signed-off-by: Li Zefan Signed-off-by: David S. Miller --- net/rose/af_rose.c | 22 +++------------------- 1 file changed, 3 insertions(+), 19 deletions(-) (limited to 'net/rose') diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c index 8feb9e5d6623..e90b9b6c16ae 100644 --- a/net/rose/af_rose.c +++ b/net/rose/af_rose.c @@ -1404,29 +1404,13 @@ static int rose_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg) static void *rose_info_start(struct seq_file *seq, loff_t *pos) __acquires(rose_list_lock) { - int i; - struct sock *s; - struct hlist_node *node; - spin_lock_bh(&rose_list_lock); - if (*pos == 0) - return SEQ_START_TOKEN; - - i = 1; - sk_for_each(s, node, &rose_list) { - if (i == *pos) - return s; - ++i; - } - return NULL; + return seq_hlist_start_head(&rose_list, *pos); } static void *rose_info_next(struct seq_file *seq, void *v, loff_t *pos) { - ++*pos; - - return (v == SEQ_START_TOKEN) ? sk_head(&rose_list) - : sk_next((struct sock *)v); + return seq_hlist_next(v, &rose_list, pos); } static void rose_info_stop(struct seq_file *seq, void *v) @@ -1444,7 +1428,7 @@ static int rose_info_show(struct seq_file *seq, void *v) "dest_addr dest_call src_addr src_call dev lci neigh st vs vr va t t1 t2 t3 hb idle Snd-Q Rcv-Q inode\n"); else { - struct sock *s = v; + struct sock *s = sk_entry(v); struct rose_sock *rose = rose_sk(s); const char *devname, *callsign; const struct net_device *dev = rose->device; -- cgit v1.2.3-58-ga151