From patchwork Mon Jan 4 15:57:32 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 356717 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=-18.8 required=3.0 tests=BAYES_00,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 7844DC4332D for ; Mon, 4 Jan 2021 16:13:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4E80C22507 for ; Mon, 4 Jan 2021 16:13:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728038AbhADP7l (ORCPT ); Mon, 4 Jan 2021 10:59:41 -0500 Received: from mail.kernel.org ([198.145.29.99]:36514 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728037AbhADP7k (ORCPT ); Mon, 4 Jan 2021 10:59:40 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 0307822518; Mon, 4 Jan 2021 15:58:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1609775928; bh=6aoK4ekmIni/MV8SXsbkIAnDm06vg+awXmScef8Y1MM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=0aNaNWUUO7PJ6tht6bDUSxu3gUOjXaWjm6rPT8QgrVyFiZqy+qt/bw3aKbBsMeWWH h2e3bw13HX1tqNHbDGuurgyAMVvGpXYN25Kg7y1UpsrIGfJ1fLyucWJEO1tWsj2UJa iRjhsCD0WfeVf7J7ztouRciyLqQVGSKqsBaK/2fQ= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Miroslav Benes , Jessica Yu , Sasha Levin Subject: [PATCH 4.19 29/35] module: set MODULE_STATE_GOING state when a module fails to load Date: Mon, 4 Jan 2021 16:57:32 +0100 Message-Id: <20210104155704.804938149@linuxfoundation.org> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210104155703.375788488@linuxfoundation.org> References: <20210104155703.375788488@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Miroslav Benes [ Upstream commit 5e8ed280dab9eeabc1ba0b2db5dbe9fe6debb6b5 ] If a module fails to load due to an error in prepare_coming_module(), the following error handling in load_module() runs with MODULE_STATE_COMING in module's state. Fix it by correctly setting MODULE_STATE_GOING under "bug_cleanup" label. Signed-off-by: Miroslav Benes Signed-off-by: Jessica Yu Signed-off-by: Sasha Levin --- kernel/module.c | 1 + 1 file changed, 1 insertion(+) diff --git a/kernel/module.c b/kernel/module.c index d05e1bfdd3559..8dbe0ff22134e 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -3841,6 +3841,7 @@ static int load_module(struct load_info *info, const char __user *uargs, MODULE_STATE_GOING, mod); klp_module_going(mod); bug_cleanup: + mod->state = MODULE_STATE_GOING; /* module_bug_cleanup needs module_mutex protection */ mutex_lock(&module_mutex); module_bug_cleanup(mod);