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 X-Spam-Level: X-Spam-Status: No, score=-19.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 853A2C2BB4C for ; Wed, 17 Mar 2021 01:03:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6EE6164FB5 for ; Wed, 17 Mar 2021 01:03:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230270AbhCQBCt (ORCPT ); Tue, 16 Mar 2021 21:02:49 -0400 Received: from mail.kernel.org ([198.145.29.99]:41634 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231249AbhCQA7z (ORCPT ); Tue, 16 Mar 2021 20:59:55 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 2C0CA64F94; Wed, 17 Mar 2021 00:59:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1615942795; bh=Bsb9GxR6IJOpaaWV/R4ZI/vtusZilELj2sF9xj+J20Y=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TbBhkDZoovc6fhvBHpTiwxJNTzD1gS3FgQvEd7wwfdb2+O9FfKzwcB9irBxc/Z5VL 0e+fpnGxvGb69YsJ2a6c0AJDkbzUIpJwc+BcWCvs3oEtQEX1yZWQcTt+MOyP5AAsPu NjKBLxSeyZFvZ/0yze8mUzKKlr7VQpdCIviPFJqGoaeUIqS3JM1BA1oUH9R9ebsG8u VJYJOutMpnaS+dT8WM0Hp3sxEDL79gzS3HlwKJ7omFlK54I3xYK+mE4uMH8fgthmO3 yROEjIpvfUwlPO/DBBRTHdl0cGbl4+560MkNAaKpttsD4E9zy42h8gq/VCJ8H542Ko FU2LfpY91wHqg== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Dinghao Liu , Paul Menzel , Tony Brelinski , Tony Nguyen , Sasha Levin , intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org Subject: [PATCH AUTOSEL 4.9 05/16] ixgbe: Fix memleak in ixgbe_configure_clsu32 Date: Tue, 16 Mar 2021 20:59:36 -0400 Message-Id: <20210317005948.727250-5-sashal@kernel.org> X-Mailer: git-send-email 2.30.1 In-Reply-To: <20210317005948.727250-1-sashal@kernel.org> References: <20210317005948.727250-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Dinghao Liu [ Upstream commit 7a766381634da19fc837619b0a34590498d9d29a ] When ixgbe_fdir_write_perfect_filter_82599() fails, input allocated by kzalloc() has not been freed, which leads to memleak. Signed-off-by: Dinghao Liu Reviewed-by: Paul Menzel Tested-by: Tony Brelinski Signed-off-by: Tony Nguyen Signed-off-by: Sasha Levin --- drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 4c729faeb713..343fa79efe3e 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -8675,8 +8675,10 @@ static int ixgbe_configure_clsu32(struct ixgbe_adapter *adapter, ixgbe_atr_compute_perfect_hash_82599(&input->filter, mask); err = ixgbe_fdir_write_perfect_filter_82599(hw, &input->filter, input->sw_idx, queue); - if (!err) - ixgbe_update_ethtool_fdir_entry(adapter, input, input->sw_idx); + if (err) + goto err_out_w_lock; + + ixgbe_update_ethtool_fdir_entry(adapter, input, input->sw_idx); spin_unlock(&adapter->fdir_perfect_lock); if ((uhtid != 0x800) && (adapter->jump_tables[uhtid])) -- 2.30.1