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X-CSE-ConnectionGUID: OymNk6c8RkOk97lRfGshvA== X-CSE-MsgGUID: MVIq9Ru5SQe/92xwTyJdfg== X-IronPort-AV: E=McAfee;i="6800,10657,11581"; a="62581839" X-IronPort-AV: E=Sophos;i="6.19,226,1754982000"; d="scan'208";a="62581839" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by orvoesa110.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Oct 2025 14:22:04 -0700 X-CSE-ConnectionGUID: YYphuXD0SOStTWE89FxKlA== X-CSE-MsgGUID: gWKK2VwqTlq10RJ+fdQ5ZA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.19,226,1754982000"; d="scan'208";a="180857835" Received: from lkp-server02.sh.intel.com (HELO 66d7546c76b2) ([10.239.97.151]) by orviesa006.jf.intel.com with ESMTP; 13 Oct 2025 14:22:02 -0700 Received: from kbuild by 66d7546c76b2 with local (Exim 4.96) (envelope-from ) id 1v8PzT-00025H-1E; Mon, 13 Oct 2025 21:21:59 +0000 Date: Tue, 14 Oct 2025 05:21:34 +0800 From: kernel test robot To: Vincent Mailhol , Marc Kleine-Budde , Oliver Hartkopp Cc: oe-kbuild-all@lists.linux.dev, Vincent Mailhol , =?iso-8859-1?Q?St=E9phane?= Grosjean , Robert Nawrath , Minh Le , Duy Nguyen , linux-can@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 8/9] can: calc_bittiming: add PWM calculation Message-ID: <202510140553.qo3f0I9s-lkp@intel.com> References: <20251013-canxl-netlink-v1-8-f422b7e2729f@kernel.org> Precedence: bulk X-Mailing-List: linux-can@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251013-canxl-netlink-v1-8-f422b7e2729f@kernel.org> Hi Vincent, kernel test robot noticed the following build warnings: [auto build test WARNING on cb6649f6217c0331b885cf787f1d175963e2a1d2] url: https://github.com/intel-lab-lkp/linux/commits/Vincent-Mailhol/can-dev-can_dev_dropped_skb-drop-CAN-FD-skbs-if-FD-is-off/20251013-191232 base: cb6649f6217c0331b885cf787f1d175963e2a1d2 patch link: https://lore.kernel.org/r/20251013-canxl-netlink-v1-8-f422b7e2729f%40kernel.org patch subject: [PATCH 8/9] can: calc_bittiming: add PWM calculation config: riscv-randconfig-001-20251014 (https://download.01.org/0day-ci/archive/20251014/202510140553.qo3f0I9s-lkp@intel.com/config) compiler: riscv64-linux-gcc (GCC) 10.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251014/202510140553.qo3f0I9s-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/202510140553.qo3f0I9s-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from include/linux/can/dev.h:18, from net/can/raw.c:53: include/linux/can/bittiming.h: In function 'can_calc_pwm': >> include/linux/can/bittiming.h:204:1: warning: no return statement in function returning non-void [-Wreturn-type] 204 | } | ^ Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for ARCH_HAS_ELF_CORE_EFLAGS Depends on [n]: BINFMT_ELF [=y] && ELF_CORE [=n] Selected by [y]: - RISCV [=y] vim +204 include/linux/can/bittiming.h 200 201 static inline int 202 can_calc_pwm(struct net_device *dev, struct netlink_ext_ack *extack) 203 { > 204 } 205 #endif /* CONFIG_CAN_CALC_BITTIMING */ 206 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki