diff options
Diffstat (limited to 'fs/proc/proc_net.c')
-rw-r--r-- | fs/proc/proc_net.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/fs/proc/proc_net.c b/fs/proc/proc_net.c index 83f357b30d71..b224a28e0c15 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, | |||
51 | } | 51 | } |
52 | EXPORT_SYMBOL_GPL(seq_open_net); | 52 | EXPORT_SYMBOL_GPL(seq_open_net); |
53 | 53 | ||
54 | int single_open_net(struct inode *inode, struct file *file, | ||
55 | int (*show)(struct seq_file *, void *)) | ||
56 | { | ||
57 | int err; | ||
58 | struct net *net; | ||
59 | |||
60 | err = -ENXIO; | ||
61 | net = get_proc_net(inode); | ||
62 | if (net == NULL) | ||
63 | goto err_net; | ||
64 | |||
65 | err = single_open(file, show, net); | ||
66 | if (err < 0) | ||
67 | goto err_open; | ||
68 | |||
69 | return 0; | ||
70 | |||
71 | err_open: | ||
72 | put_net(net); | ||
73 | err_net: | ||
74 | return err; | ||
75 | } | ||
76 | EXPORT_SYMBOL_GPL(single_open_net); | ||
77 | |||
54 | int seq_release_net(struct inode *ino, struct file *f) | 78 | int seq_release_net(struct inode *ino, struct file *f) |
55 | { | 79 | { |
56 | struct seq_file *seq; | 80 | struct seq_file *seq; |
@@ -63,6 +87,14 @@ int seq_release_net(struct inode *ino, struct file *f) | |||
63 | } | 87 | } |
64 | EXPORT_SYMBOL_GPL(seq_release_net); | 88 | EXPORT_SYMBOL_GPL(seq_release_net); |
65 | 89 | ||
90 | int single_release_net(struct inode *ino, struct file *f) | ||
91 | { | ||
92 | struct seq_file *seq = f->private_data; | ||
93 | put_net(seq->private); | ||
94 | return single_release(ino, f); | ||
95 | } | ||
96 | EXPORT_SYMBOL_GPL(single_release_net); | ||
97 | |||
66 | static struct net *get_proc_task_net(struct inode *dir) | 98 | static struct net *get_proc_task_net(struct inode *dir) |
67 | { | 99 | { |
68 | struct task_struct *task; | 100 | struct task_struct *task; |