mlxfw_mfa2_tlv_multi_child_count
err = mlxfw_mfa2_tlv_multi_child_count(mfa2_file, multi,
err = mlxfw_mfa2_tlv_multi_child_count(mfa2_file, dev_multi,
int mlxfw_mfa2_tlv_multi_child_count(const struct mlxfw_mfa2_file *mfa2_file,