From de05c557b24c7dffc6d392e3db120cf11c9f6ae7 Mon Sep 17 00:00:00 2001 From: Pavel Emelyanov Date: Fri, 18 Jul 2008 04:07:21 -0700 Subject: proc: consolidate per-net single_open callers There are already 7 of them - time to kill some duplicate code. Signed-off-by: Pavel Emelyanov Signed-off-by: David S. Miller --- net/ipv4/fib_trie.c | 13 +----------- net/ipv4/proc.c | 57 +++-------------------------------------------------- 2 files changed, 4 insertions(+), 66 deletions(-) (limited to 'net/ipv4') diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c index f155a66d6ebf..6009df238ed9 100644 --- a/net/ipv4/fib_trie.c +++ b/net/ipv4/fib_trie.c @@ -2251,18 +2251,7 @@ static int fib_triestat_seq_show(struct seq_file *seq, void *v) static int fib_triestat_seq_open(struct inode *inode, struct file *file) { - int err; - struct net *net; - - net = get_proc_net(inode); - if (net == NULL) - return -ENXIO; - err = single_open(file, fib_triestat_seq_show, net); - if (err < 0) { - put_net(net); - return err; - } - return 0; + return single_open_net(inode, file, fib_triestat_seq_show); } static int fib_triestat_seq_release(struct inode *ino, struct file *f) diff --git a/net/ipv4/proc.c b/net/ipv4/proc.c index 554390431a4e..daf5d3c80cef 100644 --- a/net/ipv4/proc.c +++ b/net/ipv4/proc.c @@ -71,24 +71,7 @@ static int sockstat_seq_show(struct seq_file *seq, void *v) static int sockstat_seq_open(struct inode *inode, struct file *file) { - int err; - struct net *net; - - err = -ENXIO; - net = get_proc_net(inode); - if (net == NULL) - goto err_net; - - err = single_open(file, sockstat_seq_show, net); - if (err < 0) - goto err_open; - - return 0; - -err_open: - put_net(net); -err_net: - return err; + return single_open_net(inode, file, sockstat_seq_show); } static int sockstat_seq_release(struct inode *inode, struct file *file) @@ -397,24 +380,7 @@ static int snmp_seq_show(struct seq_file *seq, void *v) static int snmp_seq_open(struct inode *inode, struct file *file) { - int err; - struct net *net; - - err = -ENXIO; - net = get_proc_net(inode); - if (net == NULL) - goto err_net; - - err = single_open(file, snmp_seq_show, net); - if (err < 0) - goto err_open; - - return 0; - -err_open: - put_net(net); -err_net: - return err; + return single_open_net(inode, file, snmp_seq_show); } static int snmp_seq_release(struct inode *inode, struct file *file) @@ -469,24 +435,7 @@ static int netstat_seq_show(struct seq_file *seq, void *v) static int netstat_seq_open(struct inode *inode, struct file *file) { - int err; - struct net *net; - - err = -ENXIO; - net = get_proc_net(inode); - if (net == NULL) - goto err_net; - - err = single_open(file, netstat_seq_show, net); - if (err < 0) - goto err_open; - - return 0; - -err_open: - put_net(net); -err_net: - return err; + return single_open_net(inode, file, netstat_seq_show); } static int netstat_seq_release(struct inode *inode, struct file *file) -- cgit v1.2.3