int namelen;
int ret = 0;
+ if (!S_ISDIR(file->f_dentry->d_inode->i_mode))
+ return -ENOTDIR;
+
if (root->fs_info->sb->s_flags & MS_RDONLY)
return -EROFS;
struct btrfs_ioctl_vol_args *vol_args;
int ret;
+ if (!S_ISDIR(file->f_dentry->d_inode->i_mode))
+ return -ENOTDIR;
+
vol_args = memdup_user(arg, sizeof(*vol_args));
if (IS_ERR(vol_args))
return PTR_ERR(vol_args);
u64 *ptr = NULL;
bool readonly = false;
+ if (!S_ISDIR(file->f_dentry->d_inode->i_mode))
+ return -ENOTDIR;
+
vol_args = memdup_user(arg, sizeof(*vol_args));
if (IS_ERR(vol_args))
return PTR_ERR(vol_args);
if (!path)
return -ENOMEM;
- ptr = &name[BTRFS_INO_LOOKUP_PATH_MAX];
+ ptr = &name[BTRFS_INO_LOOKUP_PATH_MAX - 1];
key.objectid = tree_id;
key.type = BTRFS_ROOT_ITEM_KEY;
int ret;
int err = 0;
+ if (!S_ISDIR(dir->i_mode))
+ return -ENOTDIR;
+
vol_args = memdup_user(arg, sizeof(*vol_args));
if (IS_ERR(vol_args))
return PTR_ERR(vol_args);
return -ENOTTY;
}
+
+#ifdef CONFIG_COMPAT
+long btrfs_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+{
+ /*
+ * These all access 32-bit values anyway so no further
+ * handling is necessary.
+ */
+ switch (cmd) {
+ case FS_IOC32_GETFLAGS:
+ cmd = FS_IOC_GETFLAGS;
+ break;
+ case FS_IOC32_SETFLAGS:
+ cmd = FS_IOC_SETFLAGS;
+ break;
+ case FS_IOC32_GETVERSION:
+ cmd = FS_IOC_GETVERSION;
+ break;
+ }
+
+ return btrfs_ioctl(file, cmd, (unsigned long) compat_ptr(arg));
+}
+#endif