btrfs: get fs_info from eb in __push_leaf_right

 * min slot controls the lowest index we're willing to push to the

 * right.  We'll push up to and including min_slot, but no lower

 */

static noinline int __push_leaf_right(struct btrfs_fs_info *fs_info,

				      struct btrfs_path *path,

static noinline int __push_leaf_right(struct btrfs_path *path,

				      int data_size, int empty,

				      struct extent_buffer *right,

				      int free_space, u32 left_nritems,

				      u32 min_slot)

{

	struct btrfs_fs_info *fs_info = right->fs_info;

	struct extent_buffer *left = path->nodes[0];

	struct extent_buffer *upper = path->nodes[1];

	struct btrfs_map_token token;

			   int min_data_size, int data_size,

			   int empty, u32 min_slot)

{

	struct btrfs_fs_info *fs_info = root->fs_info;

	struct extent_buffer *left = path->nodes[0];

	struct extent_buffer *right;

	struct extent_buffer *upper;

		return 0;

	}

	return __push_leaf_right(fs_info, path, min_data_size, empty,

	return __push_leaf_right(path, min_data_size, empty,

				right, free_space, left_nritems, min_slot);

out_unlock:

	btrfs_tree_unlock(right);