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=-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=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 3C709C18E5B for ; Tue, 10 Mar 2020 12:54:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 05CCA24692 for ; Tue, 10 Mar 2020 12:54:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1583844856; bh=zWETaLoF3P9WxIFHo1I7CF9gPRCLgj9bgSHy5PC6HSk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=C2RmJNtyiQ6vU5EpQhsnN5eDpE2Comn8vJqGDJT6PcbCr+ARcVxEE0H4DRsIlef8P X5Gt52pVSnG4jBxBBihgnZVeGvqPi3nPYHDAuKTOqqijVVxOaFMXu5yPqrPVtk36xI UM7Pu6K2JMgx6eCgyKVF1uaW3HHVLep8NsOumPD8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729328AbgCJMyP (ORCPT ); Tue, 10 Mar 2020 08:54:15 -0400 Received: from mail.kernel.org ([198.145.29.99]:60728 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729314AbgCJMyP (ORCPT ); Tue, 10 Mar 2020 08:54:15 -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 0CE2720674; Tue, 10 Mar 2020 12:54:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1583844854; bh=zWETaLoF3P9WxIFHo1I7CF9gPRCLgj9bgSHy5PC6HSk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KxitnYFIJgrZGVqEEPcl9cMahdD+T6l8plTTx6L6mo5BYX0XF6+DdcsQZG29RUzvF RxW731W357AZdW28Tx4OMWTOFgS9AaTjwuZaiXii/18ev/IvQikVgnWbX67y6wMzdp wH2egG9YW1+72murTWomR+XRVOKE3GCEO0JA+mww= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Leonard Crestez , Shawn Guo Subject: [PATCH 5.4 142/168] firmware: imx: scu-pd: Align imx sc msg structs to 4 Date: Tue, 10 Mar 2020 13:39:48 +0100 Message-Id: <20200310123649.874392033@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 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Leonard Crestez commit 7c1a1c814ccc858633c761951c2546041202b24e 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: c800cd7824bd ("firmware: imx: add SCU power domain driver") Signed-off-by: Leonard Crestez Signed-off-by: Shawn Guo Signed-off-by: Greg Kroah-Hartman --- drivers/firmware/imx/scu-pd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/firmware/imx/scu-pd.c +++ b/drivers/firmware/imx/scu-pd.c @@ -61,7 +61,7 @@ struct imx_sc_msg_req_set_resource_power struct imx_sc_rpc_msg hdr; u16 resource; u8 mode; -} __packed; +} __packed __aligned(4); #define IMX_SCU_PD_NAME_SIZE 20 struct imx_sc_pm_domain {