From patchwork Mon Aug 1 16:56:36 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Takashi Iwai X-Patchwork-Id: 594874 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 C8C2AC00144 for ; Mon, 1 Aug 2022 16:59:11 +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 1B4DC1616; Mon, 1 Aug 2022 18:58:20 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 1B4DC1616 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1659373150; bh=QcMc9dsuiImCG9KV6Oc9hFaGn0gaUlJvn84yoBLN2f0=; h=From:To:Subject:Date:In-Reply-To:References:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=qBy/WgwuXMDFklu1pkeRNIN1qO8YwHOYhZB+xAmAS62HL8iXPZj4O9Gff966+Ky80 zrEFmx6xnPr0/VXA1UJL0jzcIlxGNK+S733o1b4poUz0kJOy/Ba2c2PYat7K8r9F6S 4AQz3NgE38HyV6GkrBJw+tuaobuSRV2Hqrq/Y5SI= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 9FE9DF80567; Mon, 1 Aug 2022 18:57:03 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 47ACCF802DB; Mon, 1 Aug 2022 18:56:54 +0200 (CEST) Received: from smtp-out1.suse.de (smtp-out1.suse.de [IPv6:2001:67c:2178:6::1c]) (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 23993F80543 for ; Mon, 1 Aug 2022 18:56:43 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 23993F80543 Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b="kCowJgmf"; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b="RUrHO2zB" Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id 406A44D844; Mon, 1 Aug 2022 16:56:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1659373003; 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=QmWWJhqS7XW5k3QO+2OS2cKY/x986gmeNg6L6vMhi0k=; b=kCowJgmfvPshf0APHc/eUn/UR5/+jxJYNm7xy1cCR+oJZ6ZzHB8/mjNYi4yEwgwN25Beab ea0mXzvbtgcd0hronRMuNsacwlhnPeJPxmUGCppS6SWhzxTYQ2en7oVWVRkRMUkrhBrDff BmcJzfYoAbbTO4S0ksIO1a+yuoq7XKM= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1659373003; 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=QmWWJhqS7XW5k3QO+2OS2cKY/x986gmeNg6L6vMhi0k=; b=RUrHO2zBBuR/DjYqdXM2bVruMNOXdIw+zuxYyqmWFZ8aih8gKHxc/zm3mYVLgry3OV2C+y lcQ6/y4/NsxgJnAQ== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 2225913AAE; Mon, 1 Aug 2022 16:56:43 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id UB6zBssF6GLXGgAAMHmgww (envelope-from ); Mon, 01 Aug 2022 16:56:43 +0000 From: Takashi Iwai To: alsa-devel@alsa-project.org Subject: [PATCH 4/7] ALSA: core: Replace scnprintf() with sysfs_emit() Date: Mon, 1 Aug 2022 18:56:36 +0200 Message-Id: <20220801165639.26030-5-tiwai@suse.de> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20220801165639.26030-1-tiwai@suse.de> References: <20220801165639.26030-1-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" sysfs_emit() is a new helper to simplify the sysfs string output. Replace the open-code with this new helper. Signed-off-by: Takashi Iwai --- sound/core/init.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sound/core/init.c b/sound/core/init.c index 3ac95c66a4b5..193dae361fac 100644 --- a/sound/core/init.c +++ b/sound/core/init.c @@ -784,7 +784,7 @@ static ssize_t id_show(struct device *dev, struct device_attribute *attr, char *buf) { struct snd_card *card = container_of(dev, struct snd_card, card_dev); - return scnprintf(buf, PAGE_SIZE, "%s\n", card->id); + return sysfs_emit(buf, "%s\n", card->id); } static ssize_t id_store(struct device *dev, struct device_attribute *attr, @@ -822,7 +822,7 @@ static ssize_t number_show(struct device *dev, struct device_attribute *attr, char *buf) { struct snd_card *card = container_of(dev, struct snd_card, card_dev); - return scnprintf(buf, PAGE_SIZE, "%i\n", card->number); + return sysfs_emit(buf, "%i\n", card->number); } static DEVICE_ATTR_RO(number);