From mboxrd@z Thu Jan 1 00:00:00 1970 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=-3.9 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED 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 56B04C07E85 for ; Sun, 9 Dec 2018 22:28:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 22C8120661 for ; Sun, 9 Dec 2018 22:28:44 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 22C8120661 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=decadent.org.uk Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726367AbeLIVzK (ORCPT ); Sun, 9 Dec 2018 16:55:10 -0500 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:34526 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726300AbeLIVzJ (ORCPT ); Sun, 9 Dec 2018 16:55:09 -0500 Received: from pub.yeoldevic.com ([81.174.156.145] helo=deadeye) by shadbolt.decadent.org.uk with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1gW72Y-0002ij-Qd; Sun, 09 Dec 2018 21:55:06 +0000 Received: from ben by deadeye with local (Exim 4.91) (envelope-from ) id 1gW72Y-0003Cy-2o; Sun, 09 Dec 2018 21:55:06 +0000 Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline Content-Transfer-Encoding: 8bit MIME-Version: 1.0 From: Ben Hutchings To: linux-kernel@vger.kernel.org, stable@vger.kernel.org CC: akpm@linux-foundation.org, "Greg Kroah-Hartman" , "Christophe JAILLET" Date: Sun, 09 Dec 2018 21:50:33 +0000 Message-ID: X-Mailer: LinuxStableQueue (scripts by bwh) X-Patchwork-Hint: ignore Subject: [PATCH 3.16 011/328] serial: pxa: Fix an error handling path in 'serial_pxa_probe()' In-Reply-To: X-SA-Exim-Connect-IP: 81.174.156.145 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on shadbolt.decadent.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.16.62-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: Christophe JAILLET commit 95a0e656580fab3128c7bee5f660c50784f53651 upstream. If port.line is out of range, we still need to release some resources, or we will leak them. Fixes: afc7851fab83 ("serial: pxa: Fix out-of-bounds access through serial port index") Signed-off-by: Christophe JAILLET Signed-off-by: Greg Kroah-Hartman Signed-off-by: Ben Hutchings --- drivers/tty/serial/pxa.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/drivers/tty/serial/pxa.c +++ b/drivers/tty/serial/pxa.c @@ -890,7 +890,8 @@ static int serial_pxa_probe(struct platf goto err_clk; if (sport->port.line >= ARRAY_SIZE(serial_pxa_ports)) { dev_err(&dev->dev, "serial%d out of range\n", sport->port.line); - return -EINVAL; + ret = -EINVAL; + goto err_clk; } snprintf(sport->name, PXA_NAME_LEN - 1, "UART%d", sport->port.line + 1);