From patchwork Fri Mar 21 14:40:48 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 14025589 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.16]) (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 4308F1D63F5; Fri, 21 Mar 2025 14:48:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.16 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742568512; cv=none; b=gHYwZwzLQanK0QMvlHBmp++Tt4aDyeMfLtc+B6MMKm4ZxKvG4XjraeQfzEbxNYRANEDZiJ52pe6GJ6bCOHMMX5V8avwhTJyu6vFp0EYv0MIPmlAPHPYAS8keUiO8wFmffI0Uxhr+HpBwhVpTIfFy1RN7HEb38huhjYUIR4Ti1aQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742568512; c=relaxed/simple; bh=ZjSo7eVpfj+8bQUd8bOZ5xX/jg5b3oj1RsnbRQGEH9M=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=l7hlcUlCqMP+vjQHjZjYvrrnkhfAYR3OU14hQqyYYUgtD6eCfYVa2eCYOjRLhOkJ9Wo4/LIDO71sExYSw5OfpSPQw7DxB29zg+JXreFNDRmSNtpa0L2hN7QfImWtAMxCxg6cqqs5CzpER6fSwT9RiwhmDKslwgzdNzs8I4Puo6Y= 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=Wgntf6aK; arc=none smtp.client-ip=198.175.65.16 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="Wgntf6aK" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1742568512; x=1774104512; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=ZjSo7eVpfj+8bQUd8bOZ5xX/jg5b3oj1RsnbRQGEH9M=; b=Wgntf6aKipvN1ivgUb/So8ugFe7bwMPMAZ1g5khdP4DxXFMP8DrByOzf qLzTpFAmj3KJ0y6lZwjZdLNG/e/jjovPWRx9BRKNtvgw9e+qhVhhRdENv +ef/QIKYOof3SnwDHkywIma9qipfQzOw7TW3Vg8hMimmSCG5fYzamFygN 8WWqL53T5uzYZZ8CrE1TFn7sGyTvqObxnQjzveYUxXo3hZCXoQkO3JCQ4 UahMCA0jUH2iMNokwGnWDJfM5IjSo49tiokfRPcpkYcwReQkt11seak6d 6EMIuvfTVO+OD2WjMVCHUaJmjzccCJ1k8u0NrDYEtMpbPvqp92OjSvKU8 Q==; X-CSE-ConnectionGUID: 97+tsq2/TK6Q5malYGPyaw== X-CSE-MsgGUID: Zs6+P1OZQgOZs6jT7HNSHQ== X-IronPort-AV: E=McAfee;i="6700,10204,11380"; a="43955845" X-IronPort-AV: E=Sophos;i="6.14,264,1736841600"; d="scan'208";a="43955845" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by orvoesa108.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Mar 2025 07:48:29 -0700 X-CSE-ConnectionGUID: FFLmS4KmTE+MWxzWg0bcwA== X-CSE-MsgGUID: /oWpPbPXQKqKNQaw9/rT0w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.14,264,1736841600"; d="scan'208";a="128250098" Received: from black.fi.intel.com ([10.237.72.28]) by orviesa003.jf.intel.com with ESMTP; 21 Mar 2025 07:48:25 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 3BE82663; Fri, 21 Mar 2025 16:48:24 +0200 (EET) From: Andy Shevchenko To: 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: Andy Shevchenko , Mathieu Desnoyers , Andrew Morton , Petr Mladek , Rasmus Villemoes , Sergey Senozhatsky Subject: [PATCH v2 2/6] seq_file: Mark binary printing functions with __printf() attribute Date: Fri, 21 Mar 2025 16:40:48 +0200 Message-ID: <20250321144822.324050-3-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.47.2 In-Reply-To: <20250321144822.324050-1-andriy.shevchenko@linux.intel.com> References: <20250321144822.324050-1-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