From patchwork Sat Mar 11 14:40:06 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lukas Wunner X-Patchwork-Id: 13170863 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 2EFCBC6FD1C for ; Sat, 11 Mar 2023 14:58:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230129AbjCKO6d (ORCPT ); Sat, 11 Mar 2023 09:58:33 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46012 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230164AbjCKO6b (ORCPT ); Sat, 11 Mar 2023 09:58:31 -0500 Received: from mailout1.hostsharing.net (mailout1.hostsharing.net [IPv6:2a01:37:1000::53df:5fcc:0]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7771E1E9E8; Sat, 11 Mar 2023 06:58:27 -0800 (PST) Received: from h08.hostsharing.net (h08.hostsharing.net [83.223.95.28]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "*.hostsharing.net", Issuer "RapidSSL Global TLS RSA4096 SHA256 2022 CA1" (verified OK)) by mailout1.hostsharing.net (Postfix) with ESMTPS id 114DC10190FC7; Sat, 11 Mar 2023 15:58:26 +0100 (CET) Received: from localhost (unknown [89.246.108.87]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by h08.hostsharing.net (Postfix) with ESMTPSA id D427C60049B2; Sat, 11 Mar 2023 15:58:25 +0100 (CET) X-Mailbox-Line: From 775768b4912531c3b887d405fc51a50e465e1bf9 Mon Sep 17 00:00:00 2001 Message-Id: <775768b4912531c3b887d405fc51a50e465e1bf9.1678543498.git.lukas@wunner.de> In-Reply-To: References: From: Lukas Wunner Date: Sat, 11 Mar 2023 15:40:06 +0100 Subject: [PATCH v4 06/17] PCI/DOE: Fix memory leak with CONFIG_DEBUG_OBJECTS=y To: Bjorn Helgaas , Dan Williams , linux-pci@vger.kernel.org, linux-cxl@vger.kernel.org Cc: Gregory Price , Ira Weiny , Jonathan Cameron , Alison Schofield , Vishal Verma , Dave Jiang , "Li, Ming" , Hillf Danton , Ben Widawsky , Alexey Kardashevskiy , Davidlohr Bueso , linuxarm@huawei.com Precedence: bulk List-ID: X-Mailing-List: linux-cxl@vger.kernel.org After a pci_doe_task completes, its work_struct needs to be destroyed to avoid a memory leak with CONFIG_DEBUG_OBJECTS=y. Fixes: 9d24322e887b ("PCI/DOE: Add DOE mailbox support functions") Tested-by: Ira Weiny Signed-off-by: Lukas Wunner Reviewed-by: Ira Weiny Reviewed-by: Davidlohr Bueso Reviewed-by: Dan Williams Reviewed-by: Jonathan Cameron Cc: stable@vger.kernel.org # v6.0+ --- drivers/pci/doe.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/pci/doe.c b/drivers/pci/doe.c index c14ffdf23f87..e5e9b287b976 100644 --- a/drivers/pci/doe.c +++ b/drivers/pci/doe.c @@ -224,6 +224,7 @@ static void signal_task_complete(struct pci_doe_task *task, int rv) { task->rv = rv; task->complete(task); + destroy_work_on_stack(&task->work); } static void signal_task_abort(struct pci_doe_task *task, int rv)