diff options
| -rw-r--r-- | fs/btrfs/ioctl.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index a7533416370a..8a442b59eee0 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -618,10 +618,11 @@ static noinline int create_subvol(struct user_namespace *mnt_userns, * tree block so that we don't leak space and leave the * filesystem in an inconsistent state (an extent item in the * extent tree with a backreference for a root that does not - * exists). Also no need to have the tree block locked since it - * is not in any tree at this point, so no other task can find - * it and use it. + * exists). */ + btrfs_tree_lock(leaf); + btrfs_clean_tree_block(leaf); + btrfs_tree_unlock(leaf); btrfs_free_tree_block(trans, objectid, leaf, 0, 1); free_extent_buffer(leaf); goto fail; |