From patchwork Mon Feb 28 03:06:14 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Meng Tang X-Patchwork-Id: 12762332 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C7C41C433F5 for ; Mon, 28 Feb 2022 03:08:05 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 9422016FA; Mon, 28 Feb 2022 04:07:13 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 9422016FA DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1646017683; bh=FpX9z5b+OxYrK++zK+uXniUAhQeGh9Oho1tL1oHlPdk=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=AaWjpZVCI9zuOS70i7VoEvWXOBxSI1Vw9zoQ+D1Gy+9oBoZhh+otmvAsdFnO/qZw3 72hTF/BqhRAK1/X+1zTXuhkHuIMqWMaFJIc4UNqGjN2ABRRpHxr7M3gJhzkKuneDtr bS62PG/HNaURcyZg5iap20H0YZROPxxde1j/ui3A= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id D04B7F80054; Mon, 28 Feb 2022 04:06:42 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id BFB68F8013C; Mon, 28 Feb 2022 04:06:40 +0100 (CET) Received: from smtpbguseast3.qq.com (smtpbguseast3.qq.com [54.243.244.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 1FB30F80125 for ; Mon, 28 Feb 2022 04:06:34 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 1FB30F80125 X-QQ-mid: bizesmtp71t1646017585tf1kv1pq Received: from localhost.localdomain (unknown [58.240.82.166]) by bizesmtp.qq.com (ESMTP) with id ; Mon, 28 Feb 2022 11:06:23 +0800 (CST) X-QQ-SSF: 01400000002000C0G000000A0000000 X-QQ-FEAT: F3yR32iATbhMswa43cCXQHfEbNdpcZJqhgsZXmS4JMIo72f+8AuPrT0TAHQCl 3y5g5/xie4JEhHs+aoXSf+l8rQkoNAHdopjLIhi+BgCH6KvsLyXQb/tzCZ62OYo9mBH8riq t6UVCHTCbr4TZ+PZCGDHjfMW6GNWeEL7wTtXA5kPHnCR3uWIFncMVDkpXJ2jmNZFOmAEcpf ar+WJgpSKDo3mtKdB1+LxC+pGIuF3JXcpT6dA8EU1aW7sesbM3cIq6pPe6fGGK9lJz14kga xze6NaDfaendO/f5YXVbCkVwLW+XQHMgASwqi3oi/8VoHPz3FoLhnwfMCejmiuP6qWDSBGu 3D6Qx4A5UjiALhhE/ItXBhN68JhKCltWb90MD5I X-QQ-GoodBg: 1 From: Meng Tang To: perex@perex.cz, tiwai@suse.com Subject: [PATCH v2 2/2] ALSA: core: Remove redundant 'err' variable Date: Mon, 28 Feb 2022 11:06:14 +0800 Message-Id: <20220228030614.10606-2-tangmeng@uniontech.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20220228030614.10606-1-tangmeng@uniontech.com> References: <20220228030614.10606-1-tangmeng@uniontech.com> MIME-Version: 1.0 X-QQ-SENDSIZE: 520 Feedback-ID: bizesmtp:uniontech.com:qybgforeign:qybgforeign2 X-QQ-Bgrelay: 1 Cc: Meng Tang , alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Return the result from file->f_op->open() directly instead of taking this in another redundant variable. Signed-off-by: Meng Tang --- sound/sound_core.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/sound/sound_core.c b/sound/sound_core.c index aa4a57e488e5..3ac679ea31c7 100644 --- a/sound/sound_core.c +++ b/sound/sound_core.c @@ -582,13 +582,12 @@ static int soundcore_open(struct inode *inode, struct file *file) * We rely upon the fact that we can't be unloaded while the * subdriver is there. */ - int err = 0; replace_fops(file, new_fops); if (file->f_op->open) - err = file->f_op->open(inode,file); + return file->f_op->open(inode, file); - return err; + return 0; } return -ENODEV; }