From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id BCCD4C4332F for ; Wed, 30 Nov 2022 05:12:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232882AbiK3FMO (ORCPT ); Wed, 30 Nov 2022 00:12:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56210 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233038AbiK3FME (ORCPT ); Wed, 30 Nov 2022 00:12:04 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 95E31654EA for ; Tue, 29 Nov 2022 21:12:02 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 43EEEB81886 for ; Wed, 30 Nov 2022 05:12:01 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id ECBFBC433C1; Wed, 30 Nov 2022 05:11:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1669785120; bh=QG27laM/ERu17Bh5Eb82M7V64R7lOjhYo0MlblWrarE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=S/dyxO9bUL6nGZ1TBjjY2RkGqjWA4ACxFF1Gj4iSbV7tUmIbJ+ccwj3xVYulVZx2r nEfUa4hEHMHCAcU9ntwSfIL4GQCgRUWvr+Cxkmmpy0jH/9uQGXMeVES/ai25exk60e e6JJVjCHwBHJ2Q1qSpqgrJRfip6LmlF0mQbEmNCGFzeldG2ir7ROCDA+3TFJ5a2x3k cqT1U4DtK7VR1S6Ui8ffr40XCx9Wiq8LR1zEF47VGLy329ra2vRstoeST1K3cijsAj Odz7kbbx5uLdzVNaiS41ZBb62ZHomfs/vd/mc1CwyPcllmapiqdEE/VguPcYuyGE3m nvnJZR2df7q/Q== From: Saeed Mahameed To: "David S. Miller" , Jakub Kicinski , Paolo Abeni , Eric Dumazet Cc: Saeed Mahameed , netdev@vger.kernel.org, Tariq Toukan , "Gustavo A. R. Silva" , Kees Cook Subject: [net-next 02/15] net/mlx5e: Replace zero-length arrays with DECLARE_FLEX_ARRAY() helper Date: Tue, 29 Nov 2022 21:11:39 -0800 Message-Id: <20221130051152.479480-3-saeed@kernel.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221130051152.479480-1-saeed@kernel.org> References: <20221130051152.479480-1-saeed@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: "Gustavo A. R. Silva" Zero-length arrays are deprecated and we are moving towards adopting C99 flexible-array members, instead. So, replace zero-length arrays declarations in anonymous union with the new DECLARE_FLEX_ARRAY() helper macro. This helper allows for flexible-array members in unions. Link: https://github.com/KSPP/linux/issues/193 Link: https://github.com/KSPP/linux/issues/222 Link: https://gcc.gnu.org/onlinedocs/gcc/Zero-Length.html Signed-off-by: Gustavo A. R. Silva Reviewed-by: Kees Cook Signed-off-by: Saeed Mahameed --- drivers/net/ethernet/mellanox/mlx5/core/en_tc.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h index 48241317a535..0db41fa4a9a6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h @@ -97,8 +97,8 @@ struct mlx5_flow_attr { } lag; /* keep this union last */ union { - struct mlx5_esw_flow_attr esw_attr[0]; - struct mlx5_nic_flow_attr nic_attr[0]; + DECLARE_FLEX_ARRAY(struct mlx5_esw_flow_attr, esw_attr); + DECLARE_FLEX_ARRAY(struct mlx5_nic_flow_attr, nic_attr); }; }; -- 2.38.1