if (!file)
return NULL;
- init_file(file, mnt, dentry, mode, fop);
- return file;
-}
-EXPORT_SYMBOL(alloc_file);
-
-/**
- * init_file - initialize a 'struct file'
- * @file: the already allocated 'struct file' to initialized
- * @mnt: the vfsmount on which the file resides
- * @dentry: the dentry representing this file
- * @mode: the mode the file is opened with
- * @fop: the 'struct file_operations' for this file
- *
- * Use this instead of setting the members directly. Doing so
- * avoids making mistakes like forgetting the mntget() or
- * forgetting to take a write on the mnt.
- *
- * Note: This is a crappy interface. It is here to make
- * merging with the existing users of get_empty_filp()
- * who have complex failure logic easier. All users
- * of this should be moving to alloc_file().
- */
-int init_file(struct file *file, struct vfsmount *mnt, struct dentry *dentry,
- fmode_t mode, const struct file_operations *fop)
-{
- int error = 0;
file->f_path.dentry = dentry;
file->f_path.mnt = mntget(mnt);
file->f_mapping = dentry->d_inode->i_mapping;
* that we can do debugging checks at __fput()
*/
if ((mode & FMODE_WRITE) && !special_file(dentry->d_inode->i_mode)) {
+ int error = 0;
file_take_write(file);
error = mnt_clone_write(mnt);
WARN_ON(error);
}
- return error;
+ return file;
}
-EXPORT_SYMBOL(init_file);
void fput(struct file *file)
{
struct file_operations;
struct vfsmount;
struct dentry;
-extern int init_file(struct file *, struct vfsmount *mnt,
- struct dentry *dentry, fmode_t mode,
- const struct file_operations *fop);
extern struct file *alloc_file(struct vfsmount *, struct dentry *dentry,
fmode_t mode, const struct file_operations *fop);