From patchwork Tue Jun 8 14:05:01 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Takashi Iwai X-Patchwork-Id: 456892 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, 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 D96E4C4743D for ; Tue, 8 Jun 2021 14:14:03 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 55B436108E for ; Tue, 8 Jun 2021 14:14:03 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 55B436108E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org 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 EEBCE176A; Tue, 8 Jun 2021 16:13:11 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz EEBCE176A DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1623161642; bh=LOVArCiEL//CllApGDxsEiXVvvtV8WJ1Gjr0Ec65CPE=; h=From:To:Subject:Date:In-Reply-To:References:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=VdX9IKO0QLZZOx2VC5u8edwhL8tS44R1FSsuX+EbzDbp7mJKvtfqImoIYU2nVRnTw oy6j5/A80GQhHZfNAzEP3nyda+0lc0a6VJKXIHITGtBrDTcxyubReCLA4D2ffFpwbt D9LL2lVmf61mLpRDY9Rvq39i48KNECB/fjAV9sto= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 62088F805BA; Tue, 8 Jun 2021 16:06:32 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 05EC5F805AB; Tue, 8 Jun 2021 16:06:21 +0200 (CEST) Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 03FAFF804D6 for ; Tue, 8 Jun 2021 16:05:49 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 03FAFF804D6 Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b="OI0ALPwN"; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b="GakqhqpF" Received: from relay2.suse.de (relay2.suse.de [149.44.160.134]) by smtp-out2.suse.de (Postfix) with ESMTP id 03C8D1FDE4 for ; Tue, 8 Jun 2021 14:05:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1623161144; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=a5Y5YFHIFZcRTUpVpNHrCB5XrRFmFkWUZgucKl0dNJY=; b=OI0ALPwNTb6SMXpH/1xjsVV6ntEscP5BGPZsDLcM6VQdy5OhjF+VHFi4HRBKz1SypQqY2i rwEKFjn9AUOxFnE7jCQBiGYESrlc9vNPam9qzifsbdc066ilZur9N5Eag942FPLw2xgfxf exSUMEoG1kFQVAvtFUQoZJ+GJ/vNgVU= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1623161144; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=a5Y5YFHIFZcRTUpVpNHrCB5XrRFmFkWUZgucKl0dNJY=; b=GakqhqpFwXovnfZKq4JOEA+Nc7W8r7pyob0WZILxYxRWPD/iPkbUGgeYqhq+DegEbDicce l2h29hn+aCPwQ7Bg== Received: from alsa1.nue.suse.com (alsa1.suse.de [10.160.4.42]) by relay2.suse.de (Postfix) with ESMTP id E849CA3B88; Tue, 8 Jun 2021 14:05:43 +0000 (UTC) From: Takashi Iwai To: alsa-devel@alsa-project.org Subject: [PATCH 27/66] ALSA: fm801: Fix assignment in if condition Date: Tue, 8 Jun 2021 16:05:01 +0200 Message-Id: <20210608140540.17885-28-tiwai@suse.de> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210608140540.17885-1-tiwai@suse.de> References: <20210608140540.17885-1-tiwai@suse.de> MIME-Version: 1.0 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" PCI FM801 driver code contains a few assignments in if condition, which is a bad coding style that may confuse readers and occasionally lead to bugs. This patch is merely for coding-style fixes, no functional changes. Signed-off-by: Takashi Iwai --- sound/pci/fm801.c | 63 ++++++++++++++++++++++++++++++----------------- 1 file changed, 40 insertions(+), 23 deletions(-) diff --git a/sound/pci/fm801.c b/sound/pci/fm801.c index 6279eb156e36..ed9dae87145b 100644 --- a/sound/pci/fm801.c +++ b/sound/pci/fm801.c @@ -659,7 +659,8 @@ static int snd_fm801_playback_open(struct snd_pcm_substream *substream) SNDRV_PCM_HW_PARAM_CHANNELS, &hw_constraints_channels); } - if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) + err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS); + if (err < 0) return err; return 0; } @@ -674,7 +675,8 @@ static int snd_fm801_capture_open(struct snd_pcm_substream *substream) runtime->hw = snd_fm801_capture; snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &hw_constraints_rates); - if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) + err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS); + if (err < 0) return err; return 0; } @@ -717,7 +719,8 @@ static int snd_fm801_pcm(struct fm801 *chip, int device) struct snd_pcm *pcm; int err; - if ((err = snd_pcm_new(chip->card, "FM801", device, 1, 1, &pcm)) < 0) + err = snd_pcm_new(chip->card, "FM801", device, 1, 1, &pcm); + if (err < 0) return err; snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_fm801_playback_ops); @@ -985,7 +988,8 @@ static int snd_fm801_put_mux(struct snd_kcontrol *kcontrol, struct fm801 *chip = snd_kcontrol_chip(kcontrol); unsigned short val; - if ((val = ucontrol->value.enumerated.item[0]) > 4) + val = ucontrol->value.enumerated.item[0]; + if (val > 4) return -EINVAL; return snd_fm801_update_bits(chip, FM801_REC_SRC, 7, val); } @@ -1050,19 +1054,22 @@ static int snd_fm801_mixer(struct fm801 *chip) .read = snd_fm801_codec_read, }; - if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus)) < 0) + err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus); + if (err < 0) return err; chip->ac97_bus->private_free = snd_fm801_mixer_free_ac97_bus; memset(&ac97, 0, sizeof(ac97)); ac97.private_data = chip; ac97.private_free = snd_fm801_mixer_free_ac97; - if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0) + err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97); + if (err < 0) return err; if (chip->secondary) { ac97.num = 1; ac97.addr = chip->secondary_addr; - if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97_sec)) < 0) + err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97_sec); + if (err < 0) return err; } for (i = 0; i < FM801_CONTROLS; i++) { @@ -1213,7 +1220,8 @@ static int snd_fm801_create(struct snd_card *card, }; *rchip = NULL; - if ((err = pcim_enable_device(pci)) < 0) + err = pcim_enable_device(pci); + if (err < 0) return err; chip = devm_kzalloc(&pci->dev, sizeof(*chip), GFP_KERNEL); if (chip == NULL) @@ -1223,7 +1231,8 @@ static int snd_fm801_create(struct snd_card *card, chip->dev = &pci->dev; chip->irq = -1; chip->tea575x_tuner = tea575x_tuner; - if ((err = pci_request_regions(pci, "FM801")) < 0) + err = pci_request_regions(pci, "FM801"); + if (err < 0) return err; chip->port = pci_resource_start(pci, 0); @@ -1254,7 +1263,8 @@ static int snd_fm801_create(struct snd_card *card, snd_fm801_chip_init(chip); - if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { + err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops); + if (err < 0) { snd_fm801_free(chip); return err; } @@ -1327,7 +1337,8 @@ static int snd_card_fm801_probe(struct pci_dev *pci, 0, &card); if (err < 0) return err; - if ((err = snd_fm801_create(card, pci, tea575x_tuner[dev], radio_nr[dev], &chip)) < 0) { + err = snd_fm801_create(card, pci, tea575x_tuner[dev], radio_nr[dev], &chip); + if (err < 0) { snd_card_free(card); return err; } @@ -1342,35 +1353,41 @@ static int snd_card_fm801_probe(struct pci_dev *pci, if (chip->tea575x_tuner & TUNER_ONLY) goto __fm801_tuner_only; - if ((err = snd_fm801_pcm(chip, 0)) < 0) { + err = snd_fm801_pcm(chip, 0); + if (err < 0) { snd_card_free(card); return err; } - if ((err = snd_fm801_mixer(chip)) < 0) { + err = snd_fm801_mixer(chip); + if (err < 0) { snd_card_free(card); return err; } - if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_FM801, - chip->port + FM801_MPU401_DATA, - MPU401_INFO_INTEGRATED | - MPU401_INFO_IRQ_HOOK, - -1, &chip->rmidi)) < 0) { + err = snd_mpu401_uart_new(card, 0, MPU401_HW_FM801, + chip->port + FM801_MPU401_DATA, + MPU401_INFO_INTEGRATED | + MPU401_INFO_IRQ_HOOK, + -1, &chip->rmidi); + if (err < 0) { snd_card_free(card); return err; } - if ((err = snd_opl3_create(card, chip->port + FM801_OPL3_BANK0, - chip->port + FM801_OPL3_BANK1, - OPL3_HW_OPL3_FM801, 1, &opl3)) < 0) { + err = snd_opl3_create(card, chip->port + FM801_OPL3_BANK0, + chip->port + FM801_OPL3_BANK1, + OPL3_HW_OPL3_FM801, 1, &opl3); + if (err < 0) { snd_card_free(card); return err; } - if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) { + err = snd_opl3_hwdep_new(opl3, 0, 1, NULL); + if (err < 0) { snd_card_free(card); return err; } __fm801_tuner_only: - if ((err = snd_card_register(card)) < 0) { + err = snd_card_register(card); + if (err < 0) { snd_card_free(card); return err; }