Received: by 2002:ac0:946b:0:0:0:0:0 with SMTP id j40csp2140351imj; Mon, 18 Feb 2019 00:19:32 -0800 (PST) X-Google-Smtp-Source: AHgI3IbJEW375K2lHE5GVphvn/L5dfd+ab688SYtiJYhjoEtLjnP7r4hjWaeI5XWp5kSclOpmgRa X-Received: by 2002:a63:6ecb:: with SMTP id j194mr18205524pgc.250.1550477972589; Mon, 18 Feb 2019 00:19:32 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1550477972; cv=none; d=google.com; s=arc-20160816; b=RTa2R6C4rEskNTPPT4Qs2bc1vTnXsNaQBNFw3b8NCCvO7htMOisNm4mM5+cG3qO/ka kVGFbUXUptpIAgx8/X9MIIXPsZPmiirJ3yyxTKQD7CQUwtqqB7VKywu3Z4SEerCws2zN duz49RaUUmZeslWF+Qnh22vkXpIneb+GNzVWt3Ws2qc//aX2DcKiqxs8ZYMMn18XCorX QTrn2xXPu0o/Kf0o6MxnSK5tDQny/X6fV451IRCvl0LKyXzM9pHXaEWiYF9g8DKkxMtt wQKq9U+EYjcHJYxLDU1CCknIlvtrU2FF1iBw15dHh+NBMrQcfylezImrK6DNr9q6hUzo 9Cbw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:dkim-signature; bh=qlNera54Wg1ZveW6+jwwiX1OOCTdlLHdWhs7jdHX0DQ=; b=jCta+PtKqtkzgqQ8UR6KlnW9MUrdPi7QVFtkpOx5A7pHIYufmIUYplHyp+xs6qgKgW 2njOIEO8dnmR3RhjhCd0fLK79zFVueM977wKwXsAlauLKOpcMUQkPl0+4/2HCm356s0B qAmWH/pH3htJ/ZIFm+u2ecKeWo7fFa4kzIGRW6V4yooGtv2H5ZJcjYvb9D7c7mufxwzx Cqog5O5VLhQsOPO4o79LXMAnGlpsUOsRwU+unT0stXoZ4Cm05Qlse0+pABE2ERLlbRSI P9nw2C3kBsUDKW3g7IslwFxrDa+bZ27ZbRzHtb1Mxrbwuxanh8tZxg2d1CsUnuEtW4VK 1GcA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=XrfyDc3D; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id j9si12818385pll.437.2019.02.18.00.19.15; Mon, 18 Feb 2019 00:19:32 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=XrfyDc3D; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728931AbfBRIRE (ORCPT + 99 others); Mon, 18 Feb 2019 03:17:04 -0500 Received: from mail.kernel.org ([198.145.29.99]:52826 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725881AbfBRIRD (ORCPT ); Mon, 18 Feb 2019 03:17:03 -0500 Received: from mail-lj1-f176.google.com (mail-lj1-f176.google.com [209.85.208.176]) (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 16566218D3; Mon, 18 Feb 2019 08:17:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1550477823; bh=LNkz2UKqHHCt5QsKpPnteju1JVjgkSyYP0LLCh8NtG4=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=XrfyDc3DPOJuUlVqop6jVvwDZ8UjW9b8GG041awpZhGXKekFj1DMuYuKkUAzq+iZo nNhnt7ao8/0RopY8FvaVU8Tk9oo508C9GuLQ3U7keVxtiITf/kJ6oNcydIVUiFZlGF M+XlzXjp604XNni45wrAxs5rP0+B+a6S3RpnFL+g= Received: by mail-lj1-f176.google.com with SMTP id j13-v6so13575168ljc.2; Mon, 18 Feb 2019 00:17:03 -0800 (PST) X-Gm-Message-State: AHQUAuabFPf4G9Bjke8ZGZmRaE83Mxyt/4h00A8NqUxoIhYhpFbsV022 sEoBFdKjBWNx1fcTQS9X4HQJPkJMiKMipU5Xq9Y= X-Received: by 2002:a2e:5d54:: with SMTP id r81mr12577197ljb.183.1550477821225; Mon, 18 Feb 2019 00:17:01 -0800 (PST) MIME-Version: 1.0 References: <20190216012055.79622-1-weiyongjun1@huawei.com> In-Reply-To: <20190216012055.79622-1-weiyongjun1@huawei.com> From: Krzysztof Kozlowski Date: Mon, 18 Feb 2019 09:16:49 +0100 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH -next] ASoC: samsung: i2s: Fix return value check in i2s_create_secondary_device() To: Wei Yongjun Cc: Sangbeom Kim , Sylwester Nawrocki , Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai , alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, 16 Feb 2019 at 02:07, Wei Yongjun wrote: > > In case of error, the function platform_device_register_simple() returns > ERR_PTR() and never returns NULL. The NULL test in the return value > check should be replaced with IS_ERR(). > > Fixes: 7196c64c7d0c ("ASoC: samsung: i2s: Restore support for the secondary PCM") > Signed-off-by: Wei Yongjun > --- > sound/soc/samsung/i2s.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) Reviewed-by: Krzysztof Kozlowski Best regards, Krzysztof