From patchwork Mon Jul 12 06:05:00 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 473985 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=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, 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 C2D0FC11F7E for ; Mon, 12 Jul 2021 07:10:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A9990613AF for ; Mon, 12 Jul 2021 07:10:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240827AbhGLHNM (ORCPT ); Mon, 12 Jul 2021 03:13:12 -0400 Received: from mail.kernel.org ([198.145.29.99]:42134 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243749AbhGLHIv (ORCPT ); Mon, 12 Jul 2021 03:08:51 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id AA67061165; Mon, 12 Jul 2021 07:04:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1626073489; bh=9IN4mdPOZIJkEmHGxG01aTcoyfS0FNKSFSazwpYZr+I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QhWG1Yiz8CgZ9krSyCE0PBhigDA/xp4i0DMaCTpAGViYxEDX4R8TLRc1tLlZJHw6X LlQIVwxX1jYffVCLdAViYFwg6zSV0T+SAwkQa482V1iTFVuM5kadJPQTCiyA3zCqfG J9DHGxB8v6KWCyhf7dQ+YNEkgASVIw5mGxTlKvkI= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Hanjun Guo , "Rafael J. Wysocki" , Sasha Levin Subject: [PATCH 5.12 217/700] ACPI: bus: Call kobject_put() in acpi_init() error path Date: Mon, 12 Jul 2021 08:05:00 +0200 Message-Id: <20210712060957.566045678@linuxfoundation.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210712060924.797321836@linuxfoundation.org> References: <20210712060924.797321836@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Hanjun Guo [ Upstream commit 4ac7a817f1992103d4e68e9837304f860b5e7300 ] Although the system will not be in a good condition or it will not boot if acpi_bus_init() fails, it is still necessary to put the kobject in the error path before returning to avoid leaking memory. Signed-off-by: Hanjun Guo [ rjw: Subject and changelog edits ] Signed-off-by: Rafael J. Wysocki Signed-off-by: Sasha Levin --- drivers/acpi/bus.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index a4bd673934c0..44b4f02e2c6d 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -1321,6 +1321,7 @@ static int __init acpi_init(void) result = acpi_bus_init(); if (result) { + kobject_put(acpi_kobj); disable_acpi(); return result; }