linux-kernel - arch/arm/mach-imx/pm-imx27.c:40:13: warning: no previous prototype for 'imx27_pm

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Date:   Sat, 8 May 2021 12:27:13 +0800
From:   kernel test robot <lkp@...el.com>
To:     Fabio Estevam <festevam@...il.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Shawn Guo <shawnguo@...nel.org>
Subject: arch/arm/mach-imx/pm-imx27.c:40:13: warning: no previous prototype
 for 'imx27_pm_init'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   dd860052c99b1e088352bdd4fb7aef46f8d2ef47
commit: 879c0e5e0ac711603b89b711c7b54213c0c17147 ARM: imx: Remove i.MX27 board files
date:   8 months ago
config: arm-randconfig-r005-20210508 (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0
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/torvalds/linux.git/commit/?id=879c0e5e0ac711603b89b711c7b54213c0c17147
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 879c0e5e0ac711603b89b711c7b54213c0c17147
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=arm 

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 >>):

>> arch/arm/mach-imx/pm-imx27.c:40:13: warning: no previous prototype for 'imx27_pm_init' [-Wmissing-prototypes]
      40 | void __init imx27_pm_init(void)
         |             ^~~~~~~~~~~~~


vim +/imx27_pm_init +40 arch/arm/mach-imx/pm-imx27.c

f42ae0e9f49963 arch/arm/mach-mx2/pm-imx27.c Eric Bénard   2010-06-01  39  
48e076dadd0a79 arch/arm/mach-imx/pm-imx27.c Arnd Bergmann 2016-06-28 @40  void __init imx27_pm_init(void)

:::::: The code at line 40 was first introduced by commit
:::::: 48e076dadd0a79047befa539487d8645ded0b7e7 ARM: imx: rework mx27_pm_init() call

:::::: TO: Arnd Bergmann <arnd@...db.de>
:::::: CC: Shawn Guo <shawnguo@...nel.org>

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

Download attachment ".config.gz" of type "application/gzip" (27600 bytes)