- if (!kobj || !attr)
- return -EINVAL;
-
- parent = kobj->dentry;
-
- down(&parent->d_inode->i_sem);
- dentry = sysfs_get_dentry(parent,attr->attr.name);
- if (!IS_ERR(dentry)) {
- dentry->d_fsdata = (void *)attr;
- error = sysfs_create(dentry,
- (attr->attr.mode & S_IALLUGO) | S_IFREG,
- NULL);
- if (!error) {
- dentry->d_inode->i_size = attr->size;
- dentry->d_inode->i_fop = &bin_fops;
- }
- dput(dentry);
- } else
- error = PTR_ERR(dentry);
- up(&parent->d_inode->i_sem);
- return error;