From patchwork Fri Feb 26 14:41:37 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Norbert Manthey X-Patchwork-Id: 12106775 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,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, 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 71FE7C433E0 for ; Fri, 26 Feb 2021 14:42:40 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 0F77A64E28 for ; Fri, 26 Feb 2021 14:42:38 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0F77A64E28 Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=amazon.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from list by lists.xenproject.org with outflank-mailman.90352.170968 (Exim 4.92) (envelope-from ) id 1lFeK7-0003Ib-71; Fri, 26 Feb 2021 14:42:31 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 90352.170968; Fri, 26 Feb 2021 14:42:31 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1lFeK7-0003IU-2D; Fri, 26 Feb 2021 14:42:31 +0000 Received: by outflank-mailman (input) for mailman id 90352; Fri, 26 Feb 2021 14:42:29 +0000 Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1lFeK4-0003Af-W5 for xen-devel@lists.xenproject.org; Fri, 26 Feb 2021 14:42:29 +0000 Received: from smtp-fw-6002.amazon.com (unknown [52.95.49.90]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 4c304731-8eb6-43a7-9e85-74d2e28eb149; Fri, 26 Feb 2021 14:42:19 +0000 (UTC) Received: from iad12-co-svc-p1-lb1-vlan2.amazon.com (HELO email-inbound-relay-2a-e7be2041.us-west-2.amazon.com) ([10.43.8.2]) by smtp-border-fw-out-6002.iad6.amazon.com with ESMTP; 26 Feb 2021 14:42:18 +0000 Received: from EX13D37EUB001.ant.amazon.com (pdx1-ws-svc-p6-lb9-vlan2.pdx.amazon.com [10.236.137.194]) by email-inbound-relay-2a-e7be2041.us-west-2.amazon.com (Postfix) with ESMTPS id 75A1AA2428; Fri, 26 Feb 2021 14:42:17 +0000 (UTC) Received: from EX13MTAUEB002.ant.amazon.com (10.43.60.12) by EX13D37EUB001.ant.amazon.com (10.43.166.31) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 26 Feb 2021 14:42:15 +0000 Received: from u6fc700a6f3c650.ant.amazon.com (10.1.212.27) by mail-relay.amazon.com (10.43.60.234) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 26 Feb 2021 14:42:13 +0000 X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" X-Inumbo-ID: 4c304731-8eb6-43a7-9e85-74d2e28eb149 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.de; i=@amazon.de; q=dns/txt; s=amazon201209; t=1614350539; x=1645886539; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=a4CF3aP7V8BLgQT8wGjqFYA8omaY5bulrWv/CPPvqmk=; b=unrra1cdH1zvPCzI6P0P2cMWPp73xYGqhDhfSN50qex9j4IFOCS0Lwi6 7ROdkwS8YMYBO0yFlQ5lb/VgLu9FyCQwWOwP+HCeEQbOchSbmDa/wb6V0 aigyb4u0o3N9p8123l9AumFW14+gtPwbn1DjRhuPhKUfMRa4UPaEyT1Y0 4=; X-IronPort-AV: E=Sophos;i="5.81,208,1610409600"; d="scan'208";a="91300657" From: Norbert Manthey To: CC: Ian Jackson , Juergen Gross , Wei Liu , Julien Grall , Michael Kurth , Norbert Manthey Subject: [PATCH XENSTORE v1 03/10] xenstore: check formats of trace Date: Fri, 26 Feb 2021 15:41:37 +0100 Message-ID: <20210226144144.9252-4-nmanthey@amazon.de> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210226144144.9252-1-nmanthey@amazon.de> References: <20210226144144.9252-1-nmanthey@amazon.de> MIME-Version: 1.0 Precedence: Bulk When passing format strings to the trace function, allow gcc to analyze those and warn on issues. Signed-off-by: Norbert Manthey Reviewed-by: Thomas Friebel Reviewed-by: Julien Grall Reviewed-by: Juergen Gross --- tools/xenstore/xenstored_core.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/xenstore/xenstored_core.h b/tools/xenstore/xenstored_core.h --- a/tools/xenstore/xenstored_core.h +++ b/tools/xenstore/xenstored_core.h @@ -217,7 +217,7 @@ int delay_request(struct connection *conn, struct buffered_data *in, /* Tracing infrastructure. */ void trace_create(const void *data, const char *type); void trace_destroy(const void *data, const char *type); -void trace(const char *fmt, ...); +void trace(const char *fmt, ...) __attribute__ ((format (printf, 1, 2))); void dtrace_io(const struct connection *conn, const struct buffered_data *data, int out); void reopen_log(void); void close_log(void);