btrfs: remove unused parameter fs_info from emit_last_fiemap_cache

 * In this case, the first extent range will be cached but not emitted.

 * So we must emit it before ending extent_fiemap().

 */

static int emit_last_fiemap_cache(struct btrfs_fs_info *fs_info,

				  struct fiemap_extent_info *fieinfo,

static int emit_last_fiemap_cache(struct fiemap_extent_info *fieinfo,

				  struct fiemap_cache *cache)

{

	int ret;

	}

out_free:

	if (!ret)

		ret = emit_last_fiemap_cache(root->fs_info, fieinfo, &cache);

		ret = emit_last_fiemap_cache(fieinfo, &cache);

	free_extent_map(em);

out:

	btrfs_free_path(path);