From mboxrd@z Thu Jan 1 00:00:00 1970 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AE938EB64D7 for ; Fri, 30 Jun 2023 16:59:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232783AbjF3Q67 (ORCPT ); Fri, 30 Jun 2023 12:58:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54254 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231361AbjF3Q6m (ORCPT ); Fri, 30 Jun 2023 12:58:42 -0400 Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0A94D3C24 for ; Fri, 30 Jun 2023 09:58:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1688144320; x=1719680320; h=date:from:to:cc:subject:message-id:mime-version; bh=sUvFn7BQUsTfjsY4UYm8QejPHUhKXjjAIB5/x9BcE9s=; b=PpUCCfCHUEqhxsvhUPQR3QwJHj/RFmb0kjyuo7G3JoTDlIA2mW01uSTe 9jKMSVxMUlS5JtrGkiXTh8BiUXLvJkmcs4ybsPQKXi/mJpiMG5WIOSidU il5GX0sz0x4FoSmFG0Q2AYIzqzIGqn2EtsWm1wM0ou1burdhZOqE7bhEW qoa2mm5NIyTmbL9TvJIkD15nbtRxJimwUhH9lie2KlN5+x5tFviY4+MUj 4nNpc9M9/916Oc1mthzYCvzCvTYVVvMh1aiFURokQWkjnBJ2hG8MiY6Gk l2qtsk3SEfB1mMpl+UdLauYBoHe58uA0hEp5pBte6dgjTQc12FFaYcF4H g==; X-IronPort-AV: E=McAfee;i="6600,9927,10757"; a="361292404" X-IronPort-AV: E=Sophos;i="6.01,171,1684825200"; d="scan'208";a="361292404" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Jun 2023 09:58:38 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10757"; a="747480980" X-IronPort-AV: E=Sophos;i="6.01,171,1684825200"; d="scan'208";a="747480980" Received: from lkp-server01.sh.intel.com (HELO 783282924a45) ([10.239.97.150]) by orsmga008.jf.intel.com with ESMTP; 30 Jun 2023 09:58:36 -0700 Received: from kbuild by 783282924a45 with local (Exim 4.96) (envelope-from ) id 1qFHS7-000FAt-1c; Fri, 30 Jun 2023 16:58:35 +0000 Date: Sat, 1 Jul 2023 00:58:11 +0800 From: kernel test robot To: Chuck Lever Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Simo Sorce Subject: net/sunrpc/auth_gss/gss_krb5_mech.c:325 gss_krb5_lookup_enctype() warn: unsigned 'i' is never less than zero. Message-ID: <202307010010.uGvpzuSy-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: e55e5df193d247a38a5e1ac65a5316a0adcc22fa commit: ddd8c1f975ee7c2fc60ea836540b5b10f97ac919 SUNRPC: Export get_gss_krb5_enctype() date: 4 months ago config: x86_64-randconfig-m001-20230629 (https://download.01.org/0day-ci/archive/20230701/202307010010.uGvpzuSy-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce: (https://download.01.org/0day-ci/archive/20230701/202307010010.uGvpzuSy-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202307010010.uGvpzuSy-lkp@intel.com/ New smatch warnings: net/sunrpc/auth_gss/gss_krb5_mech.c:325 gss_krb5_lookup_enctype() warn: unsigned 'i' is never less than zero. net/sunrpc/auth_gss/gss_krb5_mech.c:325 gss_krb5_lookup_enctype() warn: unsigned 'i' is never less than zero. Old smatch warnings: net/sunrpc/auth_gss/gss_krb5_mech.c:301 gss_krb5_prepare_enctype_priority_list() warn: unsigned 'i' is never less than zero. net/sunrpc/auth_gss/gss_krb5_mech.c:301 gss_krb5_prepare_enctype_priority_list() warn: unsigned 'i' is never less than zero. net/sunrpc/auth_gss/gss_krb5_mech.c:325 gss_krb5_lookup_enctype() warn: we never enter this loop vim +/i +325 net/sunrpc/auth_gss/gss_krb5_mech.c 312 313 /** 314 * gss_krb5_lookup_enctype - Retrieve profile information for a given enctype 315 * @etype: ENCTYPE value 316 * 317 * Returns a pointer to a gss_krb5_enctype structure, or NULL if no 318 * matching etype is found. 319 */ 320 VISIBLE_IF_KUNIT 321 const struct gss_krb5_enctype *gss_krb5_lookup_enctype(u32 etype) 322 { 323 size_t i; 324 > 325 for (i = 0; i < ARRAY_SIZE(supported_gss_krb5_enctypes); i++) 326 if (supported_gss_krb5_enctypes[i].etype == etype) 327 return &supported_gss_krb5_enctypes[i]; 328 return NULL; 329 } 330 EXPORT_SYMBOL_IF_KUNIT(gss_krb5_lookup_enctype); 331 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki