From patchwork Fri Sep 15 08:27:58 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Takashi Iwai X-Patchwork-Id: 13386547 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 2E284EE643D for ; Fri, 15 Sep 2023 08:32:33 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 35F49E7D; Fri, 15 Sep 2023 10:31:41 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 35F49E7D DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1694766751; bh=6GZW4VYhO334GqcfA5kviI5VKIrWka/VZiKPx+hb7FU=; h=From:To:Subject:Date:In-Reply-To:References:List-Id:List-Archive: List-Help:List-Owner:List-Post:List-Subscribe:List-Unsubscribe: From; b=n6ejPWTxmC3NAmIOUmDaN/2WnZfWImtDQTler+DM0BN3VygXsLjympClwhqWcnxwX tNEm/rO5PoGT5YDhAbm0NfO/+aJCaqKiOsLSKFaqhtW8TT9sO+1hNSghqDueMcGs2a oksOQL6BfOfCJh4XdnxB7l2boJjHvzZR988MIU34= Received: by alsa1.perex.cz (Postfix, from userid 50401) id 85D8DF805ED; Fri, 15 Sep 2023 10:28:47 +0200 (CEST) Received: from mailman-core.alsa-project.org (mailman-core.alsa-project.org [10.254.200.10]) by alsa1.perex.cz (Postfix) with ESMTP id C51F3F805ED; Fri, 15 Sep 2023 10:28:46 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 42868F805B5; Fri, 15 Sep 2023 10:28:29 +0200 (CEST) Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 6CA7CF8007C for ; Fri, 15 Sep 2023 10:28:10 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 6CA7CF8007C Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key, unprotected) header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa header.b=P7hk2bvQ; dkim=pass header.d=suse.de header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519 header.b=XNCNWWRY 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-out2.suse.de (Postfix) with ESMTPS id B1D211F8A4; Fri, 15 Sep 2023 08:28:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1694766487; 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=HQJxCdg9ODZSuVocQvmMXvKBjHqFBwvUWUlcedySRp4=; b=P7hk2bvQR9O8DqKYLIvCPwifNwdU+KWN34WL0r4H06pBKmgi6V7h8rZjUVFQUH3K6qbTuz YZmjP6jE2APhvjyPyXFXljje+SQlBpmK4jC9gAwbQlc36PHbyjPU/BCeZdh84kdkVtfLgS 0JUpCxVBmqY0gmvBKE12iKH6tzfIFk0= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1694766487; 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=HQJxCdg9ODZSuVocQvmMXvKBjHqFBwvUWUlcedySRp4=; b=XNCNWWRYZLy1w40+h85xDA28c3vkYPI//VQ91KQ5PbHwLMvr8M8WjATHyFWkOhcOWUhsTY vxTEgRJ54znNWpAQ== 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 924761358A; Fri, 15 Sep 2023 08:28:07 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id 0FCKIpcVBGVfQQAAMHmgww (envelope-from ); Fri, 15 Sep 2023 08:28:07 +0000 From: Takashi Iwai To: alsa-devel@alsa-project.org Subject: [PATCH 09/13] ALSA: xen: Fix -Wformat-truncation warning Date: Fri, 15 Sep 2023 10:27:58 +0200 Message-Id: <20230915082802.28684-10-tiwai@suse.de> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20230915082802.28684-1-tiwai@suse.de> References: <20230915082802.28684-1-tiwai@suse.de> MIME-Version: 1.0 Message-ID-Hash: GGHQSDBC2X754A35LLWCYZ4YPBJCDNHZ X-Message-ID-Hash: GGHQSDBC2X754A35LLWCYZ4YPBJCDNHZ X-MailFrom: tiwai@suse.de X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.8 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: <> List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: The compile warning with -Wformat-truncation at xen_snd_front_cfg_card() is false-positive; the loop can be only for SNDRV_PCM_DEVICES which is at most 32. For suppressing the warning, replace snprintf() with scnprintf(). As stated in the above, truncation doesn't matter. Signed-off-by: Takashi Iwai --- sound/xen/xen_snd_front_cfg.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/xen/xen_snd_front_cfg.c b/sound/xen/xen_snd_front_cfg.c index 63b0398c3276..55ecf766ca67 100644 --- a/sound/xen/xen_snd_front_cfg.c +++ b/sound/xen/xen_snd_front_cfg.c @@ -483,7 +483,7 @@ int xen_snd_front_cfg_card(struct xen_snd_front_info *front_info, *stream_cnt = 0; num_devices = 0; do { - snprintf(node, sizeof(node), "%d", num_devices); + scnprintf(node, sizeof(node), "%d", num_devices); if (!xenbus_exists(XBT_NIL, xb_dev->nodename, node)) break;