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=-8.6 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_SANE_2 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 6DD3DC43331 for ; Sat, 28 Mar 2020 14:10:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2E1C520723 for ; Sat, 28 Mar 2020 14:10:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1585404609; bh=BHZtviPoMrMkTfYyy8uVuV07iXfN5YgaPK/sDVaMAVI=; h=Date:From:To:Cc:Subject:In-Reply-To:References:List-ID:From; b=LcavKc1xBDc5fSUX9yy//PVn/XFyGU5FI5D6uzB48+KAkgrIidJxDn04KurLw/BAQ cTRe5S5Aiu5nsx0faRMIcCiJDbEmVDDoR7rWzUwiPupYb9mhdXdjFHBNXGz3BM41Bj qOxuLzM5egWD/eph8cJVwSJs4Xnt3NQ2jMrYs0IM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726258AbgC1OKI (ORCPT ); Sat, 28 Mar 2020 10:10:08 -0400 Received: from mail.kernel.org ([198.145.29.99]:47552 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726045AbgC1OKI (ORCPT ); Sat, 28 Mar 2020 10:10:08 -0400 Received: from archlinux (cpc149474-cmbg20-2-0-cust94.5-4.cable.virginm.net [82.4.196.95]) (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 5A14F206E6; Sat, 28 Mar 2020 14:10:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1585404607; bh=BHZtviPoMrMkTfYyy8uVuV07iXfN5YgaPK/sDVaMAVI=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=jW3wTziEFiINFJ06iJoMEtayAClQA8DTAQuzbaN4bo5d/udjvfqdFiATUjS5gUEXa EfsMRPjU2rD3txwdNdU6hh4iWYi3LcMyUwrNzLvUyncxuxDo7jqGkZ/FO6pTn4XqC9 WdLz7YB+MK4xnNUXgvMkRIA7hdS/X3L8EOvC1H2Q= Date: Sat, 28 Mar 2020 14:10:03 +0000 From: Jonathan Cameron To: Nishant Malpani Cc: andriy.shevchenko@linux.intel.com, joe@perches.com, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 01/13] iio: accel: kxsd9: Use vsprintf extension %pe for symbolic error name Message-ID: <20200328141003.458b86d8@archlinux> In-Reply-To: <9fcebba578c1fe0b02bd1053e5b4d0ba4299452d.1584897364.git.nish.malpani25@gmail.com> References: <9fcebba578c1fe0b02bd1053e5b4d0ba4299452d.1584897364.git.nish.malpani25@gmail.com> X-Mailer: Claws Mail 3.17.4 (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 Sun, 22 Mar 2020 22:53:03 +0530 Nishant Malpani wrote: > Utilize %pe format specifier from vsprintf while printing error logs > with dev_err(). Discards the use of unnecessary explicit casting and > prints symbolic error name which might prove to be convenient during > debugging. > > Signed-off-by: Nishant Malpani Applied to the togreg branch of iio.git and pushed out as testing for the autobuilders to play with it. Thanks, Jonathan > --- > > Changes in v2: > - Rewrite commit subject line outlining the usage of %pe. > - Add a separator between regmap and its error name. > > Based on conversations in [1] & [2]. > > [1] https://marc.info/?l=linux-iio&m=158427554607223&w=2 > [2] https://marc.info/?l=linux-iio&m=158481647605891&w=2 > --- > drivers/iio/accel/kxsd9-i2c.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/iio/accel/kxsd9-i2c.c b/drivers/iio/accel/kxsd9-i2c.c > index 38411e1c155b..b6f3de7ef8ea 100644 > --- a/drivers/iio/accel/kxsd9-i2c.c > +++ b/drivers/iio/accel/kxsd9-i2c.c > @@ -21,8 +21,8 @@ static int kxsd9_i2c_probe(struct i2c_client *i2c, > > regmap = devm_regmap_init_i2c(i2c, &config); > if (IS_ERR(regmap)) { > - dev_err(&i2c->dev, "Failed to register i2c regmap %d\n", > - (int)PTR_ERR(regmap)); > + dev_err(&i2c->dev, "Failed to register i2c regmap: %pe\n", > + regmap); > return PTR_ERR(regmap); > } >