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=-11.2 required=3.0 tests=BAYES_00,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 11230C43465 for ; Mon, 21 Sep 2020 16:34:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C7607239D0 for ; Mon, 21 Sep 2020 16:34:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600706062; bh=Jc1usuQYePYwelIwFEz7MACswEmum+bY+dZXAThvxyU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Gydqi/cUFCJO6LmQW6R6f0XLWbM98h53uir5kzpBnekDsMTXPZT5/7uqLbtyLmqAf PtvpwtlTnIvwiFmC8lk2TRQMlWhFTw4OUA7+gWfbRIo+Ls0p4vwnWLVdFyGQds7mUP 5+RdYgRIXiNtxMlnHkRHdUFwWb6QYrXdNBHFEzXE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728738AbgIUQeV (ORCPT ); Mon, 21 Sep 2020 12:34:21 -0400 Received: from mail.kernel.org ([198.145.29.99]:60948 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728729AbgIUQeS (ORCPT ); Mon, 21 Sep 2020 12:34:18 -0400 Received: from localhost (83-86-74-64.cable.dynamic.v4.ziggo.nl [83.86.74.64]) (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 297202396F; Mon, 21 Sep 2020 16:34:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600706056; bh=Jc1usuQYePYwelIwFEz7MACswEmum+bY+dZXAThvxyU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dW1qotIVlz6GL/CIoiIgV2cfinti/p6+v9HkubWHYODh6iTggBvkwzm8Oae3Dxb4P T7yIi5TlEzfR+UrrAU8XDoco0EkSDsNJibhWwi9bgBjMqyFpPeL9bdFPrriR+ISYco T0z2CPO5X3zTfrPsA9jSP0hOa/wvVcZO2y2/o9YQ= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Sandhya Bankar , Jonathan Cameron Subject: [PATCH 4.9 22/70] drivers: iio: magnetometer: Fix sparse endianness warnings cast to restricted __be16 Date: Mon, 21 Sep 2020 18:27:22 +0200 Message-Id: <20200921162036.137321132@linuxfoundation.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200921162035.136047591@linuxfoundation.org> References: <20200921162035.136047591@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Sandhya Bankar commit 69c72ec9c80bbd206c6fac73874d73e69cc623b4 upstream. Fix the following sparse endianness warnings: drivers/iio/magnetometer/ak8975.c:716:16: warning: cast to restricted __le16 drivers/iio/magnetometer/ak8975.c:837:19: warning: cast to restricted __le16 drivers/iio/magnetometer/ak8975.c:838:19: warning: cast to restricted __le16 drivers/iio/magnetometer/ak8975.c:839:19: warning: cast to restricted __le16 Signed-off-by: Sandhya Bankar Signed-off-by: Jonathan Cameron Signed-off-by: Greg Kroah-Hartman --- drivers/iio/magnetometer/ak8975.c | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) --- a/drivers/iio/magnetometer/ak8975.c +++ b/drivers/iio/magnetometer/ak8975.c @@ -690,6 +690,7 @@ static int ak8975_read_axis(struct iio_d struct ak8975_data *data = iio_priv(indio_dev); const struct i2c_client *client = data->client; const struct ak_def *def = data->def; + __le16 rval; u16 buff; int ret; @@ -703,7 +704,7 @@ static int ak8975_read_axis(struct iio_d ret = i2c_smbus_read_i2c_block_data_or_emulated( client, def->data_regs[index], - sizeof(buff), (u8*)&buff); + sizeof(rval), (u8*)&rval); if (ret < 0) goto exit; @@ -713,7 +714,7 @@ static int ak8975_read_axis(struct iio_d pm_runtime_put_autosuspend(&data->client->dev); /* Swap bytes and convert to valid range. */ - buff = le16_to_cpu(buff); + buff = le16_to_cpu(rval); *val = clamp_t(s16, buff, -def->range, def->range); return IIO_VAL_INT; @@ -813,6 +814,7 @@ static void ak8975_fill_buffer(struct ii const struct ak_def *def = data->def; int ret; s16 buff[8]; /* 3 x 16 bits axis values + 1 aligned 64 bits timestamp */ + __le16 fval[3]; mutex_lock(&data->lock); @@ -826,17 +828,17 @@ static void ak8975_fill_buffer(struct ii */ ret = i2c_smbus_read_i2c_block_data_or_emulated(client, def->data_regs[0], - 3 * sizeof(buff[0]), - (u8 *)buff); + 3 * sizeof(fval[0]), + (u8 *)fval); if (ret < 0) goto unlock; mutex_unlock(&data->lock); /* Clamp to valid range. */ - buff[0] = clamp_t(s16, le16_to_cpu(buff[0]), -def->range, def->range); - buff[1] = clamp_t(s16, le16_to_cpu(buff[1]), -def->range, def->range); - buff[2] = clamp_t(s16, le16_to_cpu(buff[2]), -def->range, def->range); + buff[0] = clamp_t(s16, le16_to_cpu(fval[0]), -def->range, def->range); + buff[1] = clamp_t(s16, le16_to_cpu(fval[1]), -def->range, def->range); + buff[2] = clamp_t(s16, le16_to_cpu(fval[2]), -def->range, def->range); iio_push_to_buffers_with_timestamp(indio_dev, buff, iio_get_time_ns(indio_dev));