From patchwork Fri Jun 4 10:08:27 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yang Li X-Patchwork-Id: 455016 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 92DE0C4708F for ; Fri, 4 Jun 2021 10:08:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7BFFF613AD for ; Fri, 4 Jun 2021 10:08:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230073AbhFDKKX (ORCPT ); Fri, 4 Jun 2021 06:10:23 -0400 Received: from out30-131.freemail.mail.aliyun.com ([115.124.30.131]:43394 "EHLO out30-131.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229931AbhFDKKW (ORCPT ); Fri, 4 Jun 2021 06:10:22 -0400 X-Alimail-AntiSpam: AC=PASS; BC=-1|-1; BR=01201311R871e4; CH=green; DM=||false|; DS=||; FP=0|-1|-1|-1|0|-1|-1|-1; HT=e01e04394; MF=yang.lee@linux.alibaba.com; NM=1; PH=DS; RN=8; SR=0; TI=SMTPD_---0UbFZ5Y6_1622801312; Received: from j63c13417.sqa.eu95.tbsite.net(mailfrom:yang.lee@linux.alibaba.com fp:SMTPD_---0UbFZ5Y6_1622801312) by smtp.aliyun-inc.com(127.0.0.1); Fri, 04 Jun 2021 18:08:34 +0800 From: Yang Li To: saeedm@nvidia.com Cc: leon@kernel.org, davem@davemloft.net, kuba@kernel.org, netdev@vger.kernel.org, linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org, Yang Li Subject: [PATCH v2] net/mlx5e: Fix an error code in mlx5e_arfs_create_tables() Date: Fri, 4 Jun 2021 18:08:27 +0800 Message-Id: <1622801307-34745-1-git-send-email-yang.lee@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org When the code execute 'if (!priv->fs.arfs->wq)', the value of err is 0. So, we use -ENOMEM to indicate that the function create_singlethread_workqueue() return NULL. Clean up smatch warning: drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c:373 mlx5e_arfs_create_tables() warn: missing error code 'err'. Reported-by: Abaci Robot Fixes: f6755b80d693 ("net/mlx5e: Dynamic alloc arfs table for netdev when needed") Signed-off-by: Yang Li --- Changes in v2: --According to Saeed's suggestion, we modify the format of Fixes tag, --and initialize err to -ENOMEM. https://lore.kernel.org/patchwork/patch/1440018/ drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c index 5cd466e..25403af 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c @@ -356,7 +356,7 @@ static int arfs_create_table(struct mlx5e_priv *priv, int mlx5e_arfs_create_tables(struct mlx5e_priv *priv) { - int err = 0; + int err = -ENOMEM; int i; if (!(priv->netdev->hw_features & NETIF_F_NTUPLE))