From patchwork Mon Jul 12 06:11:18 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 472910 Delivered-To: patch@linaro.org Received: by 2002:a02:c94a:0:0:0:0:0 with SMTP id u10csp2661261jao; Sun, 11 Jul 2021 23:51:21 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzg8QpJ8GcllsoRwh0LbumYYnytEBgSw2e/2nna33iWasFzs0xgbDmDe4qKh8w6b/73V1Hm X-Received: by 2002:a17:906:bc84:: with SMTP id lv4mr25173060ejb.493.1626072681085; Sun, 11 Jul 2021 23:51:21 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1626072681; cv=none; d=google.com; s=arc-20160816; b=At4lX1qsFBCCAsZlXzZkg+EW95eEtZZ8kf7VVVzCjgowhXZl4H3EjUD+ixViuapF8H waOpRo8UX/c2EkuxktuPQoQVxP9WI6a6b7PJF7gdImhYaTmx9/WAEdLxZxIF7KdyuKnB 4DBshaJAgtCQ381t3DTgXd/oKDUtAK/EABQmUrC/qN4Se5IzKixwIN+PK6ojZgxItfER m3tEva2MLK7Vty1ZxMfl4KNdQ8deyydYMLkoqy7kqjqqviufoBD4aqgyM9BKBXv8iZSq tDxeeCq4rFZDUjrIxECNWB3QcdUiZ2OEGjGaC0ZrJjLNjDaP7oCECGE7xzpiTwKuKH5d vOzQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :user-agent:references:in-reply-to:message-id:date:subject:cc:to :from:dkim-signature; bh=V9xkxejIojY8r+QHwZNSlbQaGDpZmvTjQ1i4xIGGJVk=; b=PLZNKtaZWUwd+dd0aSB9jV3dlR7ClsML9siemq5Qj9PaKu6omfe+OcreCbJAaSaHBT +f/uxcMlhfeZ6ybm9UCvKZfYAcgixb4N7yWci/ozcmmv4DK9+OXs1RcX5ATZsXjtRtbJ pk91J/I/9We8+YAbbsfN8x6uFR1+BDK+xr3t7IPesLQ9x9bGMuolzeSGylxS8DzdtHna atD3YULs6X6vExWMsRF+GxJqkAn/nQfrWSgh2KSuB9JIe2lgfkAeRsQnQYDbsYyPjB7c mY8jYGhMSWxmj9gOU5Io/cGkFTBdY5A4Xe4r2GWdXsSqsVqPpxGIMz5PNMzYe93J06Jg yVOg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=jwbqdA5V; spf=pass (google.com: domain of stable-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=stable-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id r25si3440466edp.437.2021.07.11.23.51.20; Sun, 11 Jul 2021 23:51:21 -0700 (PDT) Received-SPF: pass (google.com: domain of stable-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=jwbqdA5V; spf=pass (google.com: domain of stable-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=stable-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240393AbhGLGxa (ORCPT + 12 others); Mon, 12 Jul 2021 02:53:30 -0400 Received: from mail.kernel.org ([198.145.29.99]:51164 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240412AbhGLGvw (ORCPT ); Mon, 12 Jul 2021 02:51:52 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 5569361004; Mon, 12 Jul 2021 06:48:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1626072506; bh=vBbUJ1KOM+k1JuZjtSVaPmtW/lBhC0FJdTVBRm1SK3k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=jwbqdA5V0iz1qk5iTYUqmE/6bxjT1mJcbqG2LWD6GhVx+0WnUkh2Kmt5laUKqbYvL ddG8LYBd6DYCH31hvjc1VyqLnsvPGgAmnIaJVE0JZubdVcQHMtG5BcWQ6Fy9lKbepZ 9krZsljewNeMYZvW+4diTWqLc7/ybdrXt+4xX03w= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jonathan Cameron , =?utf-8?q?Nuno_S?= =?utf-8?b?w6E=?= , Sasha Levin Subject: [PATCH 5.10 518/593] iio: adc: ti-ads8688: Fix alignment of buffer in iio_push_to_buffers_with_timestamp() Date: Mon, 12 Jul 2021 08:11:18 +0200 Message-Id: <20210712060949.329946393@linuxfoundation.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210712060843.180606720@linuxfoundation.org> References: <20210712060843.180606720@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Jonathan Cameron [ Upstream commit 61fa5dfa5f52806f5ce37a0ba5712c271eb22f98 ] Add __aligned(8) to ensure the buffer passed to iio_push_to_buffers_with_timestamp() is suitable for the naturally aligned timestamp that will be inserted. Fixes: f214ff521fb1 ("iio: ti-ads8688: Update buffer allocation for timestamps") Signed-off-by: Jonathan Cameron Reviewed-by: Nuno Sá Link: https://lore.kernel.org/r/20210613152301.571002-5-jic23@kernel.org Signed-off-by: Sasha Levin --- drivers/iio/adc/ti-ads8688.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) -- 2.30.2 diff --git a/drivers/iio/adc/ti-ads8688.c b/drivers/iio/adc/ti-ads8688.c index 16bcb37eebb7..79c803537dc4 100644 --- a/drivers/iio/adc/ti-ads8688.c +++ b/drivers/iio/adc/ti-ads8688.c @@ -383,7 +383,8 @@ static irqreturn_t ads8688_trigger_handler(int irq, void *p) { struct iio_poll_func *pf = p; struct iio_dev *indio_dev = pf->indio_dev; - u16 buffer[ADS8688_MAX_CHANNELS + sizeof(s64)/sizeof(u16)]; + /* Ensure naturally aligned timestamp */ + u16 buffer[ADS8688_MAX_CHANNELS + sizeof(s64)/sizeof(u16)] __aligned(8); int i, j = 0; for (i = 0; i < indio_dev->masklength; i++) {