From patchwork Tue Mar 10 12:39:50 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 229515 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=-6.8 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 D8219C10F27 for ; Tue, 10 Mar 2020 13:27:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A500424693 for ; Tue, 10 Mar 2020 13:27:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1583846862; bh=AayI18LkSJjxsRqW0wj91p+S39Sy+kfU3MHhJHUHFMU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=biRYy42Yqj2fltCLAo7VRr3j2pQJYsH13hCTFHGj2dORbsQ3Fr/vGzSTELhIa949l au7TAIP3G9ikhG1LZ8HYdYXru6EeKcudJ3QiLT33GOFhzPZSdX4P7z7wrZyHj8zzQw y2PewRsovZ1LYYT/cdLlHPt3yMHdJABqCIgJ1ZJE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728410AbgCJMyV (ORCPT ); Tue, 10 Mar 2020 08:54:21 -0400 Received: from mail.kernel.org ([198.145.29.99]:60886 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727632AbgCJMyU (ORCPT ); Tue, 10 Mar 2020 08:54:20 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.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 D0CA624692; Tue, 10 Mar 2020 12:54:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1583844860; bh=AayI18LkSJjxsRqW0wj91p+S39Sy+kfU3MHhJHUHFMU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BkcZzFbZLs8PAbN2BuVJyeZjDphfIU8xtWdUyKyGU7y2Ll5QRVFT/Ucri53J6ZJny lckzeVIqe8cOG4giBItTZw3N2zTVrLUjPmDSZv/yocOvQjG4MuGT4d7ZC2MwKOHUxN 204sGD4v3Y6vSSBdQe1s3noziFPeE7xvvOWfCkZk= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Leonard Crestez , Shawn Guo Subject: [PATCH 5.4 144/168] soc: imx-scu: Align imx sc msg structs to 4 Date: Tue, 10 Mar 2020 13:39:50 +0100 Message-Id: <20200310123650.074277676@linuxfoundation.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200310123635.322799692@linuxfoundation.org> References: <20200310123635.322799692@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Leonard Crestez commit f10e58a5d20e1cf3a39a842da92c9dd0c3c23849 upstream. The imx SC api strongly assumes that messages are composed out of 4-bytes words but some of our message structs have odd sizeofs. This produces many oopses with CONFIG_KASAN=y. Fix by marking with __aligned(4). Fixes: 73feb4d0f8f1 ("soc: imx-scu: Add SoC UID(unique identifier) support") Signed-off-by: Leonard Crestez Signed-off-by: Shawn Guo Signed-off-by: Greg Kroah-Hartman --- drivers/soc/imx/soc-imx-scu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/soc/imx/soc-imx-scu.c +++ b/drivers/soc/imx/soc-imx-scu.c @@ -25,7 +25,7 @@ struct imx_sc_msg_misc_get_soc_id { u32 id; } resp; } data; -} __packed; +} __packed __aligned(4); struct imx_sc_msg_misc_get_soc_uid { struct imx_sc_rpc_msg hdr;