From nobody Sun Dec 14 07:55:12 2025 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 571FCC00140 for ; Mon, 15 Aug 2022 19:15:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240572AbiHOTPe (ORCPT ); Mon, 15 Aug 2022 15:15:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59008 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343765AbiHOTM5 (ORCPT ); Mon, 15 Aug 2022 15:12:57 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 024CB3C161; Mon, 15 Aug 2022 11:37:30 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id DD075B81084; Mon, 15 Aug 2022 18:37:28 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 49787C433C1; Mon, 15 Aug 2022 18:37:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660588647; bh=49uVIo5yxX6YOHCXdzDZ21EmAzU5bpz2xA4aVGHhjq0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DGAHdoc+p2cIhGncnPv+8SkxqWklJhf/rdmN5GB1wLSdSwuh9auqSdMhIkvx1iKCs UYUHo+NyG3KBQYIcaq7TVrMHyozeb6Sc1cX3J1VpHqRgbBZqTzCCkMCgdcdXEdi8HY CneIOYxFMVHaNdasn3LY681aLw5Nzt0Ro2GRzMec= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Andy Shevchenko , Christophe JAILLET , Alexander Shishkin , Sasha Levin Subject: [PATCH 5.15 471/779] intel_th: Fix a resource leak in an error handling path Date: Mon, 15 Aug 2022 20:01:55 +0200 Message-Id: <20220815180357.417846191@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220815180337.130757997@linuxfoundation.org> References: <20220815180337.130757997@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Christophe JAILLET [ Upstream commit 086c28ab7c5699256aced0049aae9c42f1410313 ] If an error occurs after calling 'pci_alloc_irq_vectors()', 'pci_free_irq_vectors()' must be called as already done in the remove function. Fixes: 7b7036d47c35 ("intel_th: pci: Use MSI interrupt signalling") Reviewed-by: Andy Shevchenko Signed-off-by: Christophe JAILLET Signed-off-by: Alexander Shishkin Link: https://lore.kernel.org/r/20220705082637.59979-2-alexander.shishkin@l= inux.intel.com Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- drivers/hwtracing/intel_th/pci.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/hwtracing/intel_th/pci.c b/drivers/hwtracing/intel_th/= pci.c index 7da4f298ed01..fcd0aca75007 100644 --- a/drivers/hwtracing/intel_th/pci.c +++ b/drivers/hwtracing/intel_th/pci.c @@ -100,8 +100,10 @@ static int intel_th_pci_probe(struct pci_dev *pdev, } =20 th =3D intel_th_alloc(&pdev->dev, drvdata, resource, r); - if (IS_ERR(th)) - return PTR_ERR(th); + if (IS_ERR(th)) { + err =3D PTR_ERR(th); + goto err_free_irq; + } =20 th->activate =3D intel_th_pci_activate; th->deactivate =3D intel_th_pci_deactivate; @@ -109,6 +111,10 @@ static int intel_th_pci_probe(struct pci_dev *pdev, pci_set_master(pdev); =20 return 0; + +err_free_irq: + pci_free_irq_vectors(pdev); + return err; } =20 static void intel_th_pci_remove(struct pci_dev *pdev) --=20 2.35.1