linux-kernel - Re: [PATCH 1/2] firmware: sysfb: Allow re-creating system framebuffer after init

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Date:   Fri, 23 Dec 2022 12:14:03 +0800
From:   kernel test robot <lkp@...el.com>
To:     Mario Limonciello <mario.limonciello@....com>,
        Javier Martinez Canillas <javierm@...hat.com>,
        Alex Deucher <alexander.deucher@....com>,
        Ard Biesheuvel <ardb@...nel.org>
Cc:     llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
        linux-efi@...r.kernel.org, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, amd-gfx@...ts.freedesktop.org,
        Carlos Soriano Sanchez <csoriano@...hat.com>,
        christian.koenig@....com,
        Mario Limonciello <mario.limonciello@....com>
Subject: Re: [PATCH 1/2] firmware: sysfb: Allow re-creating system
 framebuffer after init

Hi Mario,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on 830b3c68c1fb1e9176028d02ef86f3cf76aa2476]

url:    https://github.com/intel-lab-lkp/linux/commits/Mario-Limonciello/firmware-sysfb-Allow-re-creating-system-framebuffer-after-init/20221223-023123
base:   830b3c68c1fb1e9176028d02ef86f3cf76aa2476
patch link:    https://lore.kernel.org/r/20221222183012.1046-2-mario.limonciello%40amd.com
patch subject: [PATCH 1/2] firmware: sysfb: Allow re-creating system framebuffer after init
config: i386-randconfig-a015-20221219
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
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://github.com/intel-lab-lkp/linux/commit/cf6672cd42951659c7717b43826aac194c8b9c4b
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Mario-Limonciello/firmware-sysfb-Allow-re-creating-system-framebuffer-after-init/20221223-023123
        git checkout cf6672cd42951659c7717b43826aac194c8b9c4b
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

   In file included from drivers/video/aperture.c:10:
>> include/linux/sysfb.h:71:1: error: non-void function does not return a value [-Werror,-Wreturn-type]
   }
   ^
   1 error generated.


vim +71 include/linux/sysfb.h

    68	
    69	static int sysfb_enable(void)
    70	{
  > 71	}
    72	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

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