diff options
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 83f357b30d7..ab232ad2e6f 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; |