Btrfs: Fix uninitialized root flags for subvolumes

[linux-2.6-block.git] / fs / btrfs / ioctl.c

diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 255c7c5279c4a245f5d401b8b283539895b03d18..f9c93a9ed4a762158df6ae4d494a1b016d10ff5a 100644 (file)
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -373,6 +373,10 @@ static noinline int create_subvol(struct btrfs_root *root,
        inode_item->nbytes = cpu_to_le64(root->leafsize);
        inode_item->mode = cpu_to_le32(S_IFDIR | 0755);
 
+       root_item.flags = 0;
+       root_item.byte_limit = 0;
+       inode_item->flags = cpu_to_le64(BTRFS_INODE_ROOT_ITEM_INIT);
+
        btrfs_set_root_bytenr(&root_item, leaf->start);
        btrfs_set_root_generation(&root_item, trans->transid);
        btrfs_set_root_level(&root_item, 0);