From nobody Fri Jun 19 19:09:20 2026 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 6A060C433F5 for ; Wed, 30 Mar 2022 10:18:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245273AbiC3KUL (ORCPT ); Wed, 30 Mar 2022 06:20:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59530 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229870AbiC3KUK (ORCPT ); Wed, 30 Mar 2022 06:20:10 -0400 Received: from mail.meizu.com (edge05.meizu.com [157.122.146.251]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1137313E09 for ; Wed, 30 Mar 2022 03:18:23 -0700 (PDT) Received: from IT-EXMB-1-125.meizu.com (172.16.1.125) by mz-mail12.meizu.com (172.16.1.108) with Microsoft SMTP Server (TLS) id 14.3.487.0; Wed, 30 Mar 2022 18:18:24 +0800 Received: from meizu.meizu.com (172.16.137.70) by IT-EXMB-1-125.meizu.com (172.16.1.125) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.14; Wed, 30 Mar 2022 18:18:21 +0800 From: Haowen Bai To: Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Ivan Bornyakov CC: Haowen Bai , , Subject: [PATCH] bus: imx-weim: fix pdev is NULL but dereferenced Date: Wed, 30 Mar 2022 18:18:20 +0800 Message-ID: <1648635500-12631-1-git-send-email-baihaowen@meizu.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Originating-IP: [172.16.137.70] X-ClientProxiedBy: IT-EXMB-1-124.meizu.com (172.16.1.124) To IT-EXMB-1-125.meizu.com (172.16.1.125) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org pdev is NULL=EF=BC=8Cso we can't dereference it dev_err(&pdev->dev Fixes: e6cb540 ("bus: imx-weim: add DT overlay support for WEIM bus") Signed-off-by: Haowen Bai --- drivers/bus/imx-weim.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/bus/imx-weim.c b/drivers/bus/imx-weim.c index 60fbd42..31a2213 100644 --- a/drivers/bus/imx-weim.c +++ b/drivers/bus/imx-weim.c @@ -352,9 +352,8 @@ static int of_weim_notify(struct notifier_block *nb, un= signed long action, =20 pdev =3D of_find_device_by_node(rd->dn); if (!pdev) { - dev_err(&pdev->dev, - "Could not find platform device for '%pOF'\n", - rd->dn); + pr_err("%s: Could not find platform device for '%pOF'\n", + __func__, rd->dn); =20 ret =3D notifier_from_errno(-EINVAL); } else { --=20 2.7.4