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=-7.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS 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 40201C43381 for ; Sun, 24 Mar 2019 12:37:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0871A222D6 for ; Sun, 24 Mar 2019 12:37:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1553431050; bh=3cFgC6XcPsJZ+ORlRuEUi1U5PXE/Bu+9/b8HqjuqQgI=; h=Date:From:To:Cc:Subject:In-Reply-To:References:List-ID:From; b=bXHypmvYwkUJhU/p3n+WocazSHL0p2QV/Q2DGtK0RlJi4KlaAI6h03uMKD8h4XFmF WmYdNR8B8vQ77wBeMwHB1J+CcZL7dC1L+V0vCKr1dpCr8oxoEyj6RdZSzRnhYoskPj 7UsqSgP51mh4MfFyC7l1d+Akj7+i5oWqjgbDdZ8I= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726970AbfCXMh3 (ORCPT ); Sun, 24 Mar 2019 08:37:29 -0400 Received: from mail.kernel.org ([198.145.29.99]:52074 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726160AbfCXMh3 (ORCPT ); Sun, 24 Mar 2019 08:37:29 -0400 Received: from archlinux (cpc91196-cmbg18-2-0-cust659.5-4.cable.virginm.net [81.96.234.148]) (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 6C9FB222D0; Sun, 24 Mar 2019 12:37:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1553431048; bh=3cFgC6XcPsJZ+ORlRuEUi1U5PXE/Bu+9/b8HqjuqQgI=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=g5kIZlrxUMfTm/6sLOiOEt7IbGLcExaNgo+k87BLSjbbZoC1KaILZGHpY4IbV+lp+ TMP5+PnNIhWY1PLKyBUV79m7KOy0pal+H1dT4SGK5FlwRbCN3dynAvAEH14s35HB2n jAdCWCE6zan0ggPyCqJZCcG7pgynTN2nF+0e6pPA= Date: Sun, 24 Mar 2019 12:37:23 +0000 From: Jonathan Cameron To: Cristian Sicilia Cc: Lars-Peter Clausen , Michael Hennerich , Hartmut Knaack , Peter Meerwald-Stadler , Greg Kroah-Hartman , linux-iio@vger.kernel.org, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 3/5] staging: iio: adc: Avoid precedence issues in macro Message-ID: <20190324123723.0f78bfd8@archlinux> In-Reply-To: References: X-Mailer: Claws Mail 3.17.3 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org On Sat, 23 Mar 2019 20:21:42 +0100 Cristian Sicilia wrote: > Enclosing parameter with parenthesis due to avoid > possible precedence issue. > > Signed-off-by: Cristian Sicilia Applied to the togreg branch of iio.git which will get first pushed out as testing for the autobuilders to play with it. Thanks, Jonathan > --- > drivers/staging/iio/adc/ad7280a.c | 7 ++++--- > 1 file changed, 4 insertions(+), 3 deletions(-) > > diff --git a/drivers/staging/iio/adc/ad7280a.c b/drivers/staging/iio/adc/ad7280a.c > index 55b5879..d81a5bd 100644 > --- a/drivers/staging/iio/adc/ad7280a.c > +++ b/drivers/staging/iio/adc/ad7280a.c > @@ -97,9 +97,10 @@ > #define AD7280A_NUM_CH (AD7280A_AUX_ADC_6 - \ > AD7280A_CELL_VOLTAGE_1 + 1) > > -#define AD7280A_CALC_VOLTAGE_CHAN_NUM(d, c) ((d * AD7280A_CELLS_PER_DEV) + c) > -#define AD7280A_CALC_TEMP_CHAN_NUM(d, c) ((d * AD7280A_CELLS_PER_DEV) + \ > - c - AD7280A_CELLS_PER_DEV) > +#define AD7280A_CALC_VOLTAGE_CHAN_NUM(d, c) (((d) * AD7280A_CELLS_PER_DEV) + \ > + (c)) > +#define AD7280A_CALC_TEMP_CHAN_NUM(d, c) (((d) * AD7280A_CELLS_PER_DEV) + \ > + (c) - AD7280A_CELLS_PER_DEV) > > #define AD7280A_DEVADDR_MASTER 0 > #define AD7280A_DEVADDR_ALL 0x1F