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=-9.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 4EBCCC169C4 for ; Mon, 11 Feb 2019 14:42:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1F4DD2081B for ; Mon, 11 Feb 2019 14:42:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1549896155; bh=QlG9ATRdErIoaDjSeYnLxVWw0mtTt4eFV2YoDeh+1zI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=KU7gHvpdrO9mS6miY/tFk5tMr5OLDEundJlci2eeBlOn3A40r3xELPlPHuXimTND6 PpFQbtQWIfWogv4g7YSEhILQPAoM9WUJTiV/xM3LBkq/rAK32Du8qFmCDFju7lOsQ2 taBXgkGaLNYRNM8+95W26X9IKZDXFr1oLlJuVjRI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732463AbfBKOmd (ORCPT ); Mon, 11 Feb 2019 09:42:33 -0500 Received: from mail.kernel.org ([198.145.29.99]:54302 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732429AbfBKOm2 (ORCPT ); Mon, 11 Feb 2019 09:42:28 -0500 Received: from localhost (5356596B.cm-6-7b.dynamic.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 899A620700; Mon, 11 Feb 2019 14:42:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1549896148; bh=QlG9ATRdErIoaDjSeYnLxVWw0mtTt4eFV2YoDeh+1zI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=arUxCiN4Xh+j9ATvjUiDGTHQtOEInmF/8SisA1vHYnFvL/+97igJcHSHYOlgR6g9W rWVz68miP17dW/Grg4sJ00NSxOBgWx8/CJELsAhACmbe8pT9/eqSRLMimNxauZOZl7 Dnxh9EJti4JqVZ6nv1+mvO9aML5sfp2103NJnRoQ= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, YueHaibing , Richard Cochran , "David S. Miller" , Sasha Levin Subject: [PATCH 4.19 058/313] ptp: Fix pass zero to ERR_PTR() in ptp_clock_register Date: Mon, 11 Feb 2019 15:15:38 +0100 Message-Id: <20190211141857.701051606@linuxfoundation.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190211141852.749630980@linuxfoundation.org> References: <20190211141852.749630980@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.19-stable review patch. If anyone has any objections, please let me know. ------------------ [ Upstream commit aea0a897af9e44c258e8ab9296fad417f1bc063a ] Fix smatch warning: drivers/ptp/ptp_clock.c:298 ptp_clock_register() warn: passing zero to 'ERR_PTR' 'err' should be set while device_create_with_groups and pps_register_source fails Fixes: 85a66e550195 ("ptp: create "pins" together with the rest of attributes") Signed-off-by: YueHaibing Acked-by: Richard Cochran Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- drivers/ptp/ptp_clock.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/ptp/ptp_clock.c b/drivers/ptp/ptp_clock.c index 7eacc1c4b3b1..c64903a5978f 100644 --- a/drivers/ptp/ptp_clock.c +++ b/drivers/ptp/ptp_clock.c @@ -253,8 +253,10 @@ struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info, ptp->dev = device_create_with_groups(ptp_class, parent, ptp->devid, ptp, ptp->pin_attr_groups, "ptp%d", ptp->index); - if (IS_ERR(ptp->dev)) + if (IS_ERR(ptp->dev)) { + err = PTR_ERR(ptp->dev); goto no_device; + } /* Register a new PPS source. */ if (info->pps) { @@ -265,6 +267,7 @@ struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info, pps.owner = info->owner; ptp->pps_source = pps_register_source(&pps, PTP_PPS_DEFAULTS); if (!ptp->pps_source) { + err = -EINVAL; pr_err("failed to register pps source\n"); goto no_pps; } -- 2.19.1