diff options
Diffstat (limited to 'fs/verity/open.c')
| -rw-r--r-- | fs/verity/open.c | 16 |
1 files changed, 3 insertions, 13 deletions
diff --git a/fs/verity/open.c b/fs/verity/open.c index 673d6db9abdf..e1e531d5e09a 100644 --- a/fs/verity/open.c +++ b/fs/verity/open.c @@ -337,26 +337,16 @@ int __fsverity_file_open(struct inode *inode, struct file *filp) } EXPORT_SYMBOL_GPL(__fsverity_file_open); -/** - * fsverity_prepare_setattr() - prepare to change a verity inode's attributes - * @dentry: dentry through which the inode is being changed - * @attr: attributes to change - * - * Verity files are immutable, so deny truncates. This isn't covered by the - * open-time check because sys_truncate() takes a path, not a file descriptor. - * - * Return: 0 on success, -errno on failure - */ -int fsverity_prepare_setattr(struct dentry *dentry, struct iattr *attr) +int __fsverity_prepare_setattr(struct dentry *dentry, struct iattr *attr) { - if (IS_VERITY(d_inode(dentry)) && (attr->ia_valid & ATTR_SIZE)) { + if (attr->ia_valid & ATTR_SIZE) { pr_debug("Denying truncate of verity file (ino %lu)\n", d_inode(dentry)->i_ino); return -EPERM; } return 0; } -EXPORT_SYMBOL_GPL(fsverity_prepare_setattr); +EXPORT_SYMBOL_GPL(__fsverity_prepare_setattr); /** * fsverity_cleanup_inode() - free the inode's verity info, if present |