linux-kernel - [at91:at91-soc 6/6] drivers/soc/microchip/mpfs-sys-controller.c:76:6: warning: no previous prototype for 'mpfs_sys_controller

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Date:   Sat, 26 Feb 2022 02:34:00 +0800
From:   kernel test robot <lkp@...el.com>
To:     Conor Dooley <conor.dooley@...rochip.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Nicolas Ferre <nicolas.ferre@...rochip.com>
Subject: [at91:at91-soc 6/6]
 drivers/soc/microchip/mpfs-sys-controller.c:76:6: warning: no previous
 prototype for 'mpfs_sys_controller_put'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/at91/linux.git at91-soc
head:   d0054a470c33902f5ae88835ed8a8ecc3cf8faa4
commit: d0054a470c33902f5ae88835ed8a8ecc3cf8faa4 [6/6] soc: add microchip polarfire soc system controller
config: sh-allmodconfig (https://download.01.org/0day-ci/archive/20220226/202202260047.AMTP3O8K-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/at91/linux.git/commit/?id=d0054a470c33902f5ae88835ed8a8ecc3cf8faa4
        git remote add at91 https://git.kernel.org/pub/scm/linux/kernel/git/at91/linux.git
        git fetch --no-tags at91 at91-soc
        git checkout d0054a470c33902f5ae88835ed8a8ecc3cf8faa4
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=sh SHELL=/bin/bash drivers/soc/microchip/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

>> drivers/soc/microchip/mpfs-sys-controller.c:76:6: warning: no previous prototype for 'mpfs_sys_controller_put' [-Wmissing-prototypes]
      76 | void mpfs_sys_controller_put(void *data)
         |      ^~~~~~~~~~~~~~~~~~~~~~~


vim +/mpfs_sys_controller_put +76 drivers/soc/microchip/mpfs-sys-controller.c

    75	
  > 76	void mpfs_sys_controller_put(void *data)
    77	{
    78		struct mpfs_sys_controller *sys_controller = data;
    79	
    80		kref_put(&sys_controller->consumers, mpfs_sys_controller_delete);
    81	}
    82	EXPORT_SYMBOL(mpfs_sys_controller_put);
    83	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org