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ntfs3: add legacy ntfs file operations

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To ensure that ioctl()s can't be used to circumvent write restrictions.

Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Christian Brauner
2024-04-16 12:20:50 +02:00
parent d55f90e9b2
commit 9b872cc50d
4 changed files with 33 additions and 4 deletions
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2
fs/ntfs3/ntfs_fs.h
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@@ -493,6 +493,7 @@ struct inode *dir_search_u(struct inode *dir, const struct cpu_str *uni,
struct ntfs_fnd *fnd);
bool dir_is_empty(struct inode *dir);
extern const struct file_operations ntfs_dir_operations;
extern const struct file_operations ntfs_legacy_dir_operations;
/* Globals from file.c */
int ntfs_getattr(struct mnt_idmap *idmap, const struct path *path,
@@ -507,6 +508,7 @@ long ntfs_compat_ioctl(struct file *filp, u32 cmd, unsigned long arg);
extern const struct inode_operations ntfs_special_inode_operations;
extern const struct inode_operations ntfs_file_inode_operations;
extern const struct file_operations ntfs_file_operations;
extern const struct file_operations ntfs_legacy_file_operations;
/* Globals from frecord.c */
void ni_remove_mi(struct ntfs_inode *ni, struct mft_inode *mi);