diff options
Diffstat (limited to 'security/tomoyo/tomoyo.c')
| -rw-r--r-- | security/tomoyo/tomoyo.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/security/tomoyo/tomoyo.c b/security/tomoyo/tomoyo.c index 95d3f9572237..2615c7d43960 100644 --- a/security/tomoyo/tomoyo.c +++ b/security/tomoyo/tomoyo.c @@ -93,6 +93,12 @@ static int tomoyo_bprm_check_security(struct linux_binprm *bprm) return tomoyo_check_open_permission(domain, &bprm->file->f_path, O_RDONLY); } +static int tomoyo_inode_getattr(struct vfsmount *mnt, struct dentry *dentry) +{ + struct path path = { mnt, dentry }; + return tomoyo_path_perm(TOMOYO_TYPE_GETATTR, &path); +} + static int tomoyo_path_truncate(struct path *path) { return tomoyo_path_perm(TOMOYO_TYPE_TRUNCATE, path); @@ -176,9 +182,10 @@ static int tomoyo_path_rename(struct path *old_parent, static int tomoyo_file_fcntl(struct file *file, unsigned int cmd, unsigned long arg) { - if (cmd == F_SETFL && ((arg ^ file->f_flags) & O_APPEND)) - return tomoyo_path_perm(TOMOYO_TYPE_REWRITE, &file->f_path); - return 0; + if (!(cmd == F_SETFL && ((arg ^ file->f_flags) & O_APPEND))) + return 0; + return tomoyo_check_open_permission(tomoyo_domain(), &file->f_path, + O_WRONLY | (arg & O_APPEND)); } static int tomoyo_dentry_open(struct file *f, const struct cred *cred) @@ -258,6 +265,7 @@ static struct security_operations tomoyo_security_ops = { .path_mknod = tomoyo_path_mknod, .path_link = tomoyo_path_link, .path_rename = tomoyo_path_rename, + .inode_getattr = tomoyo_inode_getattr, .file_ioctl = tomoyo_file_ioctl, .path_chmod = tomoyo_path_chmod, .path_chown = tomoyo_path_chown, |