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=-14.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,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 96812C433E6 for ; Sat, 29 Aug 2020 06:51:49 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 63C3920838 for ; Sat, 29 Aug 2020 06:51:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="k1XjBiYG"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="2q5UJCJT" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 63C3920838 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:MIME-Version:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:References:In-Reply-To:Message-Id:Date:Subject:To: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=GX/pHQWhtbeJg4OroL+twOPFYXSq/SRHw8M3IjMLVrU=; b=k1XjBiYGPdk2xw9eXXNk0MM/0c 8MR8YOGCPC3jrHBPV1PI26zPXutDsh+iAOsBsDXS1NUP9445UvdnuerGyg7XZZ17nt/rFid4P4sJg TBJNDYnLwEkSA0HawvhGyemPvwGzfB/metlCJd7Lo157/N9um6s7N0DC0OYfLM3VbeT/siJCmEDbb TZw5ZZD2b1iF+/PoDmYntznQ98QXa1b5OHahtSqm3rre2WZxTFfuN4Ls5O3hDj82GhJBNusvdwX+C k9PCAYiXYIOz5/3t2LGIMtnJ3iJ77wNRq5AsRfTguHLnhhLrEbY8voALqbc0TcBWrNF5qeq9fqc/N GBsDry/Q==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kBuiC-0004cX-9H; Sat, 29 Aug 2020 06:51:40 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kBufi-00037E-TD; Sat, 29 Aug 2020 06:49:09 +0000 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 D3B3820E65; Sat, 29 Aug 2020 06:49:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598683744; bh=4Lu3EJuJBkPkkhNm8cEkffiFcH6Q42bc9rp03XpBrfM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=2q5UJCJTz4MbOA8HJ/KI2YbH8ixBYNWTU5cscPWHOwBazmyqOMEXvAJA/TxjhKgCc dcJSIcEFEFv2wOtJLH1DrUOpfmGGfdCCzR7rTAP/4bqEVf4iq8xpZCegelD2iVSsM7 wejsuCcOP7LOR8iIyXVxYXrH/DNE/16YWdxioG8c= From: Krzysztof Kozlowski To: Jonathan Cameron , Lars-Peter Clausen , Peter Meerwald-Stadler , Peter Rosin , Michael Hennerich , Marek Vasut , Tomasz Duszynski , 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 v3 18/18] iio: multiplexer: iio-mux: Simplify with dev_err_probe() Date: Sat, 29 Aug 2020 08:47:26 +0200 Message-Id: <20200829064726.26268-18-krzk@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200829064726.26268-1-krzk@kernel.org> References: <20200829064726.26268-1-krzk@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200829_024907_259510_3C64BF13 X-CRM114-Status: GOOD ( 14.78 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Andy Shevchenko , Krzysztof Kozlowski MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.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 --- Changes since v2: 1. Wrap dev_err_probe() lines at 80 character --- drivers/iio/multiplexer/iio-mux.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/drivers/iio/multiplexer/iio-mux.c b/drivers/iio/multiplexer/iio-mux.c index 6910218fdb00..d54ae5cbe51b 100644 --- a/drivers/iio/multiplexer/iio-mux.c +++ b/drivers/iio/multiplexer/iio-mux.c @@ -354,11 +354,9 @@ 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) { -- 2.17.1 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic