From patchwork Thu Nov 5 20:21:23 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Saeed Mahameed X-Patchwork-Id: 11885067 X-Patchwork-Delegate: kuba@kernel.org 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=-12.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 A6039C55178 for ; Thu, 5 Nov 2020 20:22:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4EF19221F8 for ; Thu, 5 Nov 2020 20:22:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="JjzG0DyN" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732413AbgKEUWM (ORCPT ); Thu, 5 Nov 2020 15:22:12 -0500 Received: from hqnvemgate26.nvidia.com ([216.228.121.65]:19751 "EHLO hqnvemgate26.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732233AbgKEUWL (ORCPT ); Thu, 5 Nov 2020 15:22:11 -0500 Received: from hqmail.nvidia.com (Not Verified[216.228.121.13]) by hqnvemgate26.nvidia.com (using TLS: TLSv1.2, AES256-SHA) id ; Thu, 05 Nov 2020 12:22:14 -0800 Received: from sx1.mtl.com (10.124.1.5) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Thu, 5 Nov 2020 20:22:10 +0000 From: Saeed Mahameed To: Jakub Kicinski CC: , "David S. Miller" , "Maor Dickman" , Paul Blakey , Saeed Mahameed Subject: [net v2 1/7] net/mlx5e: Fix modify header actions memory leak Date: Thu, 5 Nov 2020 12:21:23 -0800 Message-ID: <20201105202129.23644-2-saeedm@nvidia.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20201105202129.23644-1-saeedm@nvidia.com> References: <20201105202129.23644-1-saeedm@nvidia.com> MIME-Version: 1.0 X-Originating-IP: [10.124.1.5] X-ClientProxiedBy: HQMAIL111.nvidia.com (172.20.187.18) To HQMAIL107.nvidia.com (172.20.187.13) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1604607734; bh=cgftH3Zxg1WnP4Kx+KtL5DSJJ/GKZkIGLVXPjB+5Y1Y=; h=From:To:CC:Subject:Date:Message-ID:X-Mailer:In-Reply-To: References:MIME-Version:Content-Transfer-Encoding:Content-Type: X-Originating-IP:X-ClientProxiedBy; b=JjzG0DyN3vOYok0Wkx3K2szI+PZc3VJF9+0Sv80gLsjHr/3EIOhDG+L7WfWOmZOQH LWJxwu5im6PPerrTk3tcLe/3pFuYLRO3JhwmjSNEo/KKp2UodAf2yglG6973ESnizw 6RjZMzf/HGGEGa3wEW/hVsHToJxSs5101eDUWZKuiHA/nyi+XyVs5nNE5b21O+/Gbv MkEkdzUiEWuD6JukyTalzA8CSrrvH9po2ASrQwB6KXlQgSYN5PuA6/COkCvdfj8tJR q3cy5A18lFF24NZMdzXlzoYK1xcyhvtBFqOihmQCTO8RPa83AbWjlPt0UZmMT12Ja6 ER07dUOoxxcFQ== Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org From: Maor Dickman Modify header actions are allocated during parse tc actions and only freed during the flow creation, however, on error flow the allocated memory is wrongly unfreed. Fix this by calling dealloc_mod_hdr_actions in __mlx5e_add_fdb_flow and mlx5e_add_nic_flow error flow. Fixes: d7e75a325cb2 ("net/mlx5e: Add offloading of E-Switch TC pedit (header re-write) actions") Fixes: 2f4fe4cab073 ("net/mlx5e: Add offloading of NIC TC pedit (header re-write) actions") Signed-off-by: Maor Dickman Reviewed-by: Paul Blakey Signed-off-by: Saeed Mahameed --- drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index e3a968e9e2a0..2e2fa0440032 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -4658,6 +4658,7 @@ __mlx5e_add_fdb_flow(struct mlx5e_priv *priv, return flow; err_free: + dealloc_mod_hdr_actions(&parse_attr->mod_hdr_acts); mlx5e_flow_put(priv, flow); out: return ERR_PTR(err); @@ -4802,6 +4803,7 @@ mlx5e_add_nic_flow(struct mlx5e_priv *priv, return 0; err_free: + dealloc_mod_hdr_actions(&parse_attr->mod_hdr_acts); mlx5e_flow_put(priv, flow); out: return err;