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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Paul Walmsley , Palmer Dabbelt , Albert Ou , William Qiu Subject: Re: [PATCH v1 3/4] can: cast: add driver for CAST CAN controller Message-ID: <202401300618.Sp2FQ2Z7-lkp@intel.com> References: <20240129031239.17037-4-william.qiu@starfivetech.com> Precedence: bulk X-Mailing-List: linux-kernel@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: <20240129031239.17037-4-william.qiu@starfivetech.com> Hi William, kernel test robot noticed the following build warnings: [auto build test WARNING on robh/for-next] [also build test WARNING on linus/master mkl-can-next/testing v6.8-rc2 next-20240129] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/William-Qiu/dt-bindings-vendor-prefixes-Add-cast-vendor-prefix/20240129-114752 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next patch link: https://lore.kernel.org/r/20240129031239.17037-4-william.qiu%40starfivetech.com patch subject: [PATCH v1 3/4] can: cast: add driver for CAST CAN controller config: openrisc-allmodconfig (https://download.01.org/0day-ci/archive/20240130/202401300618.Sp2FQ2Z7-lkp@intel.com/config) compiler: or1k-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240130/202401300618.Sp2FQ2Z7-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/202401300618.Sp2FQ2Z7-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/net/can/cast_can.c:352:5: warning: no previous prototype for 'ccan_get_freebuffer' [-Wmissing-prototypes] 352 | int ccan_get_freebuffer(struct ccan_priv *priv) | ^~~~~~~~~~~~~~~~~~~ vim +/ccan_get_freebuffer +352 drivers/net/can/cast_can.c 351 > 352 int ccan_get_freebuffer(struct ccan_priv *priv) 353 { 354 /* Get next transmit buffer */ 355 ccan_reigister_set_bit(priv, CCAN_TCTRL_OFFSET, CCAN_SET_TENEXT_MASK); 356 357 if (ccan_ioread8(priv->reg_base + CCAN_TCTRL_OFFSET) & CCAN_SET_TENEXT_MASK) 358 return -EPERM; 359 360 return 0; 361 } 362 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki