dm_ima_alloc_and_copy_capacity_str
capacity_len = dm_ima_alloc_and_copy_capacity_str(md, &capacity_str, noio);
capacity_len = dm_ima_alloc_and_copy_capacity_str(md, &capacity_str, noio);
capacity_len = dm_ima_alloc_and_copy_capacity_str(md, &capacity_str, noio);
if (dm_ima_alloc_and_copy_capacity_str(md, &capacity_str, noio) < 0)