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| author | Pavel Emelyanov <xemul@openvz.org> | 2008-07-18 04:07:21 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-07-18 04:07:21 -0700 |
| commit | de05c557b24c7dffc6d392e3db120cf11c9f6ae7 (patch) | |
| tree | d1d6fe1323657afd7d416c6af8a62d6a9e1e1e66 /fs | |
| parent | 60bdde95807e982a824be9cfdd35055cc721a88a (diff) | |
| download | linux-de05c557b24c7dffc6d392e3db120cf11c9f6ae7.tar.gz linux-de05c557b24c7dffc6d392e3db120cf11c9f6ae7.tar.bz2 linux-de05c557b24c7dffc6d392e3db120cf11c9f6ae7.zip | |
proc: consolidate per-net single_open callers
There are already 7 of them - time to kill some duplicate code.
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/proc/proc_net.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/fs/proc/proc_net.c b/fs/proc/proc_net.c index 83f357b30d71..ab232ad2e6f9 100644 --- a/fs/proc/proc_net.c +++ b/fs/proc/proc_net.c @@ -51,6 +51,30 @@ int seq_open_net(struct inode *ino, struct file *f, } EXPORT_SYMBOL_GPL(seq_open_net); +int single_open_net(struct inode *inode, struct file *file, + int (*show)(struct seq_file *, void *)) +{ + int err; + struct net *net; + + err = -ENXIO; + net = get_proc_net(inode); + if (net == NULL) + goto err_net; + + err = single_open(file, show, net); + if (err < 0) + goto err_open; + + return 0; + +err_open: + put_net(net); +err_net: + return err; +} +EXPORT_SYMBOL_GPL(single_open_net); + int seq_release_net(struct inode *ino, struct file *f) { struct seq_file *seq; |