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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,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 D8313C43333 for ; Wed, 18 Mar 2020 21:09:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A53E520409 for ; Wed, 18 Mar 2020 21:09:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1584565772; bh=41DXBGjIFS78mwqNahQaRX/x1oKwlEdRCUA3qcHJC94=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=EcpLAG5FCtXnhrBDEmR4mczRcKcn1K0AMOMo5A3sGNY1MLbWZqAQwywCN+fGp6L7f j3JNmDu9ayPwgHfXc+oZ5ohBuuqdKdu0KWyHXPllU793EzEqw5ChFvw62kM6ITiRv6 NQ/6h/ho4RmkzKBg4GnNc+ofXcplCrbBpfSfUDSE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727308AbgCRUxq (ORCPT ); Wed, 18 Mar 2020 16:53:46 -0400 Received: from mail.kernel.org ([198.145.29.99]:52856 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727297AbgCRUxp (ORCPT ); Wed, 18 Mar 2020 16:53:45 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 77D5C208FE; Wed, 18 Mar 2020 20:53:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1584564825; bh=41DXBGjIFS78mwqNahQaRX/x1oKwlEdRCUA3qcHJC94=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KdylkQu4OzmRcKfAFpYrQlOMCXnQZuXSBS3TFr2DvbZR9keCKvPsDXqFHk79lIZge mVi5o9jOXvtkAu0wLztgZMCEIFRRkIuB+TUizYXlcnZoRchR2Z4/a5TiRhIbtGJ5WP x0q7i9ZPMpJ7qkten5xSwuki5sc0spd6167Rq1G4= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Leonard Crestez , Linus Walleij , Sasha Levin , linux-gpio@vger.kernel.org Subject: [PATCH AUTOSEL 5.4 06/73] pinctrl: imx: scu: Align imx sc msg structs to 4 Date: Wed, 18 Mar 2020 16:52:30 -0400 Message-Id: <20200318205337.16279-6-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200318205337.16279-1-sashal@kernel.org> References: <20200318205337.16279-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Leonard Crestez [ Upstream commit 4c48e549f39f8ed10cf8a0b6cb96f5eddf0391ce ] 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: b96eea718bf6 ("pinctrl: fsl: add scu based pinctrl support") Signed-off-by: Leonard Crestez Link: https://lore.kernel.org/r/bd7ad5fd755739a6d8d5f4f65e03b3ca4f457bd2.1582216144.git.leonard.crestez@nxp.com Signed-off-by: Linus Walleij Signed-off-by: Sasha Levin --- drivers/pinctrl/freescale/pinctrl-scu.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/pinctrl/freescale/pinctrl-scu.c b/drivers/pinctrl/freescale/pinctrl-scu.c index 73bf1d9f9cc6f..23cf04bdfc55d 100644 --- a/drivers/pinctrl/freescale/pinctrl-scu.c +++ b/drivers/pinctrl/freescale/pinctrl-scu.c @@ -23,12 +23,12 @@ struct imx_sc_msg_req_pad_set { struct imx_sc_rpc_msg hdr; u32 val; u16 pad; -} __packed; +} __packed __aligned(4); struct imx_sc_msg_req_pad_get { struct imx_sc_rpc_msg hdr; u16 pad; -} __packed; +} __packed __aligned(4); struct imx_sc_msg_resp_pad_get { struct imx_sc_rpc_msg hdr; -- 2.20.1