From patchwork Thu Mar 20 18:04:23 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 14024328 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.9]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 47F3F226173; Thu, 20 Mar 2025 18:09:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.9 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742494175; cv=none; b=oL+Q9tcVC5A/j/O8HXSON3QOne+wo/iD+deuFXWHLq5IadnAJOxixnvVSWRaCynv1GK+Hw1a2G0s9FJElRcRWGVRy3urenphjUhwd6/ac2ZInh49+Wi6CYwmn+uxL3U1DD59cRAs3F8a8u7fUtvtwUeh3DD8lfyB0JOSz3Cov4E= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742494175; c=relaxed/simple; bh=ZjSo7eVpfj+8bQUd8bOZ5xX/jg5b3oj1RsnbRQGEH9M=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=LQcoSwos/X+N+QdtP8iz/bvPc2tHJ1lXIW0Lg9sGgmrWOJHB5gWzIpE7HLHb5QFbsjct7KLJeU6XJcGuRFE57hlGfyw1P83D31oPOTpLPr/80zKcNc70LclHKzOIzJyPei5lH30vQD0MKAnGtDC1tDdkXkJZx+RYM8gmZjH/Oy0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=nhI7RhMw; arc=none smtp.client-ip=198.175.65.9 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="nhI7RhMw" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1742494173; x=1774030173; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=ZjSo7eVpfj+8bQUd8bOZ5xX/jg5b3oj1RsnbRQGEH9M=; b=nhI7RhMw3WoFS59rb221ncNv3qM73xE680L3ljrqwWVGoZBLLOS7k6Tg idSkqQcSXszzmsMSd4Ai+a/fzvnJoDXVcM3GKP1FWTj/bW9PcTIBUHcqZ il+yMKF1WfA3fbijlwOGYb3PGaI1QFOZqmx6FPsRiXUs7wj9dJQpAmuMt Tn/iazAKVJIsQvXN8TnH2ke1xoP5VOQ4PDvnBfFD9OSHN50IINAkIdoBr UH0TkA6n4OzwdOC5RsBFdq07d+NAzN51Xe5z+xEQQzLT0fdPJ2gI3e89e gb7o8xZBKpP9F+SwPpUBysGD7hDdL1yoU5+Zub7Gv4Wt2OXHmPnaTHyWb A==; X-CSE-ConnectionGUID: A5r6vbjpSxKVMpmpYOHrsQ== X-CSE-MsgGUID: jHqWRRWfQpOE+3RMSW6RJQ== X-IronPort-AV: E=McAfee;i="6700,10204,11379"; a="66208788" X-IronPort-AV: E=Sophos;i="6.14,262,1736841600"; d="scan'208";a="66208788" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Mar 2025 11:09:32 -0700 X-CSE-ConnectionGUID: qm5chT69RlW864m3IXdCuw== X-CSE-MsgGUID: bix4mCOxR7eM5F5LNBk5FQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.14,262,1736841600"; d="scan'208";a="146405835" Received: from black.fi.intel.com ([10.237.72.28]) by fmviesa002.fm.intel.com with ESMTP; 20 Mar 2025 11:09:29 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id A712C2A7; Thu, 20 Mar 2025 20:09:27 +0200 (EET) From: Andy Shevchenko To: Petr Mladek , Andy Shevchenko , Christophe JAILLET , Kees Cook , Steven Rostedt , "Masami Hiramatsu (Google)" , linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org, linux-trace-kernel@vger.kernel.org Cc: John Ogness , Sergey Senozhatsky , Andy Shevchenko , Mathieu Desnoyers , Andrew Morton , Rasmus Villemoes Subject: [PATCH v1 2/6] seq_file: Mark binary printing functions with __printf() attribute Date: Thu, 20 Mar 2025 20:04:23 +0200 Message-ID: <20250320180926.4002817-3-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.47.2 In-Reply-To: <20250320180926.4002817-1-andriy.shevchenko@linux.intel.com> References: <20250320180926.4002817-1-andriy.shevchenko@linux.intel.com> Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Binary printing functions are using printf() type of format, and compiler is not happy about them as is: fs/seq_file.c:418:35: error: function ‘seq_bprintf’ might be a candidate for ‘gnu_printf’ format attribute [-Werror=suggest-attribute=format] Fix the compilation errors by adding __printf() attribute. Signed-off-by: Andy Shevchenko --- include/linux/seq_file.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h index 2fb266ea69fa..d6ebf0596510 100644 --- a/include/linux/seq_file.h +++ b/include/linux/seq_file.h @@ -181,6 +181,7 @@ int seq_open_private(struct file *, const struct seq_operations *, int); int seq_release_private(struct inode *, struct file *); #ifdef CONFIG_BINARY_PRINTF +__printf(2, 0) void seq_bprintf(struct seq_file *m, const char *f, const u32 *binary); #endif