From patchwork Thu Jul 1 05:58:40 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christophe JAILLET X-Patchwork-Id: 469849 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,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 BBF4DC11F69 for ; Thu, 1 Jul 2021 05:58:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A54D3614A5 for ; Thu, 1 Jul 2021 05:58:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234506AbhGAGBO (ORCPT ); Thu, 1 Jul 2021 02:01:14 -0400 Received: from smtp03.smtpout.orange.fr ([80.12.242.125]:49886 "EHLO smtp.smtpout.orange.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234404AbhGAGBN (ORCPT ); Thu, 1 Jul 2021 02:01:13 -0400 Received: from localhost.localdomain ([86.243.172.93]) by mwinf5d58 with ME id Phyh2500921Fzsu03hyhlr; Thu, 01 Jul 2021 07:58:42 +0200 X-ME-Helo: localhost.localdomain X-ME-Auth: Y2hyaXN0b3BoZS5qYWlsbGV0QHdhbmFkb28uZnI= X-ME-Date: Thu, 01 Jul 2021 07:58:42 +0200 X-ME-IP: 86.243.172.93 From: Christophe JAILLET To: csully@google.com, sagis@google.com, jonolson@google.com, davem@davemloft.net, kuba@kernel.org, awogbemila@google.com, willemb@google.com, yangchun@google.com, bcf@google.com, kuozhao@google.com Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org, Christophe JAILLET Subject: [PATCH 1/3] gve: Fix an error handling path in 'gve_probe()' Date: Thu, 1 Jul 2021 07:58:40 +0200 Message-Id: <25de65aff4df2f0f0a67dd81b34be59b018e34c9.1625118581.git.christophe.jaillet@wanadoo.fr> X-Mailer: git-send-email 2.30.2 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org If the 'register_netdev() call fails, we must release the resources allocated by the previous 'gve_init_priv()' call, as already done in the remove function. Add a new label and the missing 'gve_teardown_priv_resources()' in the error handling path. Fixes: 893ce44df565 ("gve: Add basic driver framework for Compute Engine Virtual NIC") Signed-off-by: Christophe JAILLET --- drivers/net/ethernet/google/gve/gve_main.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/google/gve/gve_main.c b/drivers/net/ethernet/google/gve/gve_main.c index 867e87af3432..32166ebc0f01 100644 --- a/drivers/net/ethernet/google/gve/gve_main.c +++ b/drivers/net/ethernet/google/gve/gve_main.c @@ -1565,7 +1565,7 @@ static int gve_probe(struct pci_dev *pdev, const struct pci_device_id *ent) err = register_netdev(dev); if (err) - goto abort_with_wq; + goto abort_with_vge_init; dev_info(&pdev->dev, "GVE version %s\n", gve_version_str); dev_info(&pdev->dev, "GVE queue format %d\n", (int)priv->queue_format); @@ -1573,6 +1573,9 @@ static int gve_probe(struct pci_dev *pdev, const struct pci_device_id *ent) queue_work(priv->gve_wq, &priv->service_task); return 0; +abort_with_vge_init: + gve_teardown_priv_resources(priv); + abort_with_wq: destroy_workqueue(priv->gve_wq);