diff options
Diffstat (limited to 'drivers/staging/dgrp/dgrp_mon_ops.c')
| -rw-r--r-- | drivers/staging/dgrp/dgrp_mon_ops.c | 26 |
1 files changed, 3 insertions, 23 deletions
diff --git a/drivers/staging/dgrp/dgrp_mon_ops.c b/drivers/staging/dgrp/dgrp_mon_ops.c index 4792d056a365..d18be4180e3b 100644 --- a/drivers/staging/dgrp/dgrp_mon_ops.c +++ b/drivers/staging/dgrp/dgrp_mon_ops.c @@ -37,6 +37,7 @@ #include <linux/tty.h> #include <linux/sched.h> #include <asm/unaligned.h> +#include <linux/slab.h> #include <linux/proc_fs.h> #include <linux/uaccess.h> @@ -49,7 +50,7 @@ static ssize_t dgrp_mon_read(struct file *, char __user *, size_t, loff_t *); static long dgrp_mon_ioctl(struct file *file, unsigned int cmd, unsigned long arg); -static const struct file_operations mon_ops = { +const struct file_operations dgrp_mon_ops = { .owner = THIS_MODULE, .read = dgrp_mon_read, .unlocked_ioctl = dgrp_mon_ioctl, @@ -57,20 +58,6 @@ static const struct file_operations mon_ops = { .release = dgrp_mon_release, }; -static struct inode_operations mon_inode_ops = { - .permission = dgrp_inode_permission -}; - -void dgrp_register_mon_hook(struct proc_dir_entry *de) -{ - struct nd_struct *node = de->data; - - de->proc_iops = &mon_inode_ops; - de->proc_fops = &mon_ops; - node->nd_mon_de = de; - sema_init(&node->nd_mon_semaphore, 1); -} - /** * dgrp_mon_open() -- open /proc/dgrp/ports device for a PortServer * @inode: struct inode * @@ -81,7 +68,6 @@ void dgrp_register_mon_hook(struct proc_dir_entry *de) static int dgrp_mon_open(struct inode *inode, struct file *file) { struct nd_struct *nd; - struct proc_dir_entry *de; struct timeval tv; uint32_t time; u8 *buf; @@ -109,13 +95,7 @@ static int dgrp_mon_open(struct inode *inode, struct file *file) /* * Get the node pointer, and fail if it doesn't exist. */ - de = PDE(inode); - if (!de) { - rtn = -ENXIO; - goto done; - } - - nd = (struct nd_struct *)de->data; + nd = PDE_DATA(inode); if (!nd) { rtn = -ENXIO; goto done; |