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author | Al Viro <viro@zeniv.linux.org.uk> | 2013-03-30 00:49:43 (GMT) |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-04-09 18:13:08 (GMT) |
commit | 772317b53b51e5895e953828c8ff4f06fecfad1c (patch) | |
tree | 83ac0f74ebd1cfd272b611209c1772c9765bf756 /drivers | |
parent | 878c68c6c2a28e3c3a62f723e0eaa2fd02297594 (diff) | |
download | linux-772317b53b51e5895e953828c8ff4f06fecfad1c.tar.xz |
dgrp procfs fixes, part 3: kill dead code
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/staging/dgrp/dgrp_specproc.c | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/drivers/staging/dgrp/dgrp_specproc.c b/drivers/staging/dgrp/dgrp_specproc.c index 23b10f3..1ccf10c 100644 --- a/drivers/staging/dgrp/dgrp_specproc.c +++ b/drivers/staging/dgrp/dgrp_specproc.c @@ -55,17 +55,9 @@ static void register_dgrp_device(struct nd_struct *node, void (*register_hook)(struct proc_dir_entry *de)); /* File operation declarations */ -static int dgrp_gen_proc_open(struct inode *, struct file *); -static int dgrp_gen_proc_close(struct inode *, struct file *); static int parse_write_config(char *); -static const struct file_operations dgrp_proc_file_ops = { - .owner = THIS_MODULE, - .open = dgrp_gen_proc_open, - .release = dgrp_gen_proc_close, -}; - static struct inode_operations proc_inode_ops = { .permission = dgrp_inode_permission }; @@ -347,61 +339,6 @@ static void unregister_proc_table(struct dgrp_proc_entry *table, } } -static int dgrp_gen_proc_open(struct inode *inode, struct file *file) -{ - struct proc_dir_entry *de; - struct dgrp_proc_entry *entry; - int ret = 0; - - de = (struct proc_dir_entry *) PDE(file_inode(file)); - if (!de || !de->data) { - ret = -ENXIO; - goto done; - } - - entry = (struct dgrp_proc_entry *) de->data; - if (!entry) { - ret = -ENXIO; - goto done; - } - - down(&entry->excl_sem); - - if (entry->excl_cnt) - ret = -EBUSY; - else - entry->excl_cnt++; - - up(&entry->excl_sem); - -done: - return ret; -} - -static int dgrp_gen_proc_close(struct inode *inode, struct file *file) -{ - struct proc_dir_entry *de; - struct dgrp_proc_entry *entry; - - de = (struct proc_dir_entry *) PDE(file_inode(file)); - if (!de || !de->data) - goto done; - - entry = (struct dgrp_proc_entry *) de->data; - if (!entry) - goto done; - - down(&entry->excl_sem); - - if (entry->excl_cnt) - entry->excl_cnt = 0; - - up(&entry->excl_sem); - -done: - return 0; -} - static void *dgrp_config_proc_start(struct seq_file *m, loff_t *pos) { return seq_list_start_head(&nd_struct_list, *pos); |