From patchwork Thu Aug 27 19:26:42 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 11741577 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6327314E5 for ; Thu, 27 Aug 2020 19:29:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4095D2087E for ; Thu, 27 Aug 2020 19:29:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598556574; bh=muQ+YCp+Vwe8eKdaduBpNI5ws078auP+0FO7/EUefYM=; h=From:To:Subject:Date:In-Reply-To:References:List-ID:From; b=XKIzuKfECxicu6XDK9DwV0SYnuyQvz+AuS5SHjm8xAdZcbt/TNo4jTVj7Faj1djhe 1pawFCxddbhvoosAnhddl6gyectupPXZ+oY+xgJskRgkjize3D4ehueOQWjl8tVoi3 MxA4jOSU2GtzOepjC66XkSNUpqH1m1eXni3ha0Gs= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726400AbgH0T3d (ORCPT ); Thu, 27 Aug 2020 15:29:33 -0400 Received: from mail.kernel.org ([198.145.29.99]:60954 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726834AbgH0T3d (ORCPT ); Thu, 27 Aug 2020 15:29:33 -0400 Received: from localhost.localdomain (unknown [194.230.155.216]) (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 E9D5122BEA; Thu, 27 Aug 2020 19:29:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598556572; bh=muQ+YCp+Vwe8eKdaduBpNI5ws078auP+0FO7/EUefYM=; h=From:To:Subject:Date:In-Reply-To:References:From; b=a+3rvvU1Eu9UZntSAuNuiPQ8m9m6YcjmxtK5A0z5CZy9WfsYSBgB35x0Z0GK65p8Z vN3pos0/p5be4YAE5dhcmPgMKkzqJFbMoMXtZtGHJJd7EyZBxEcamfW6FOU8dyTr37 POs9e9xoOLlfXFjvkBaae6A50Uo9wI4lBFaj+D58= From: Krzysztof Kozlowski To: Jonathan Cameron , Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald-Stadler , Peter Rosin , Kukjin Kim , Krzysztof Kozlowski , Michael Hennerich , Kevin Hilman , Neil Armstrong , Jerome Brunet , Martin Blumenstingl , Marek Vasut , Maxime Coquelin , Alexandre Torgue , Beniamin Bia , Tomasz Duszynski , Linus Walleij , Andy Shevchenko , linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com Subject: [PATCH v2 18/18] iio: magnetometer: iio-mux: Simplify with dev_err_probe() Date: Thu, 27 Aug 2020 21:26:42 +0200 Message-Id: <20200827192642.1725-18-krzk@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200827192642.1725-1-krzk@kernel.org> References: <20200827192642.1725-1-krzk@kernel.org> Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Common pattern of handling deferred probe can be simplified with dev_err_probe(). Less code and also it prints the error value. Signed-off-by: Krzysztof Kozlowski Reviewed-by: Andy Shevchenko --- drivers/iio/multiplexer/iio-mux.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/iio/multiplexer/iio-mux.c b/drivers/iio/multiplexer/iio-mux.c index 6910218fdb00..d219d4a86657 100644 --- a/drivers/iio/multiplexer/iio-mux.c +++ b/drivers/iio/multiplexer/iio-mux.c @@ -354,11 +354,8 @@ static int mux_probe(struct platform_device *pdev) return -ENODEV; parent = devm_iio_channel_get(dev, "parent"); - if (IS_ERR(parent)) { - if (PTR_ERR(parent) != -EPROBE_DEFER) - dev_err(dev, "failed to get parent channel\n"); - return PTR_ERR(parent); - } + if (IS_ERR(parent)) + return dev_err_probe(dev, PTR_ERR(parent), "failed to get parent channel\n"); sizeof_ext_info = iio_get_channel_ext_info_count(parent); if (sizeof_ext_info) {