From patchwork Tue Feb 5 19:42:20 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Takashi Iwai X-Patchwork-Id: 10798271 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 867E7746 for ; Tue, 5 Feb 2019 19:44:42 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7525D28AB3 for ; Tue, 5 Feb 2019 19:44:42 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 694C328B81; Tue, 5 Feb 2019 19:44:42 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0363228AB3 for ; Tue, 5 Feb 2019 19:44:42 +0000 (UTC) Received: from alsa0.perex.cz (localhost [127.0.0.1]) by alsa0.perex.cz (Postfix) with ESMTP id F2693267A3C; Tue, 5 Feb 2019 20:43:07 +0100 (CET) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id 0B8BF267986; Tue, 5 Feb 2019 20:42:41 +0100 (CET) Received: from mx1.suse.de (mx2.suse.de [195.135.220.15]) by alsa0.perex.cz (Postfix) with ESMTP id 893E8267950 for ; Tue, 5 Feb 2019 20:42:29 +0100 (CET) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 6FB62AD65; Tue, 5 Feb 2019 19:42:27 +0000 (UTC) From: Takashi Iwai To: alsa-devel@alsa-project.org Date: Tue, 5 Feb 2019 20:42:20 +0100 Message-Id: <20190205194221.25924-20-tiwai@suse.de> X-Mailer: git-send-email 2.16.4 In-Reply-To: <20190205194221.25924-1-tiwai@suse.de> References: <20190205194221.25924-1-tiwai@suse.de> Cc: Mark Brown Subject: [alsa-devel] [PATCH 19/20] ASoC: dmaengine: Drop superfluous PCM preallocation error checks X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 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: , MIME-Version: 1.0 Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP snd_pcm_lib_preallocate_pages() and co always succeed, so the error check is simply redundant. Drop it. Signed-off-by: Takashi Iwai --- sound/soc/soc-generic-dmaengine-pcm.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/sound/soc/soc-generic-dmaengine-pcm.c b/sound/soc/soc-generic-dmaengine-pcm.c index 30e791a53352..46252b13d3b3 100644 --- a/sound/soc/soc-generic-dmaengine-pcm.c +++ b/sound/soc/soc-generic-dmaengine-pcm.c @@ -270,7 +270,6 @@ static int dmaengine_pcm_new(struct snd_soc_pcm_runtime *rtd) size_t prealloc_buffer_size; size_t max_buffer_size; unsigned int i; - int ret; if (config && config->prealloc_buffer_size) { prealloc_buffer_size = config->prealloc_buffer_size; @@ -303,13 +302,11 @@ static int dmaengine_pcm_new(struct snd_soc_pcm_runtime *rtd) return -EINVAL; } - ret = snd_pcm_lib_preallocate_pages(substream, + snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV_IRAM, dmaengine_dma_dev(pcm, substream), prealloc_buffer_size, max_buffer_size); - if (ret) - return ret; if (!dmaengine_pcm_can_report_residue(dev, pcm->chan[i])) pcm->flags |= SND_DMAENGINE_PCM_FLAG_NO_RESIDUE;