linux-kernel - Re: [PATCH v2 02/34] component: Introduce the aggregate bus

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Message-ID: <202110070641.fq2Eh2Qq-lkp@intel.com>
Date:   Thu, 7 Oct 2021 06:42:02 +0800
From:   kernel test robot <lkp@...el.com>
To:     Stephen Boyd <swboyd@...omium.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org,
        Daniel Vetter <daniel.vetter@...ll.ch>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Rob Clark <robdclark@...il.com>,
        Russell King <rmk+kernel@....linux.org.uk>,
        Saravana Kannan <saravanak@...gle.com>
Subject: Re: [PATCH v2 02/34] component: Introduce the aggregate bus_type

Hi Stephen,

I love your patch! Yet something to improve:

[auto build test ERROR on e4e737bb5c170df6135a127739a9e6148ee3da82]

url:    https://github.com/0day-ci/linux/commits/Stephen-Boyd/component-Make-into-an-aggregate-bus/20211007-034200
base:   e4e737bb5c170df6135a127739a9e6148ee3da82
config: hexagon-randconfig-r045-20211006 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project c0039de2953d15815448b4b3c3bafb45607781e0)
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/0day-ci/linux/commit/b7f12127fd97fe811eaf9600a6677fb1cbb66554
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Stephen-Boyd/component-Make-into-an-aggregate-bus/20211007-034200
        git checkout b7f12127fd97fe811eaf9600a6677fb1cbb66554
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=hexagon 

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

All errors (new ones prefixed by >>):

>> drivers/base/component.c:509:13: error: incompatible function pointer types initializing 'void (*)(struct device *)' with an expression of type 'int (struct device *)' [-Werror,-Wincompatible-function-pointer-types]
           .remove         = aggregate_driver_remove,
                             ^~~~~~~~~~~~~~~~~~~~~~~
   1 error generated.


vim +509 drivers/base/component.c

   504	
   505	static struct bus_type aggregate_bus_type = {
   506		.name		= "aggregate",
   507		.match		= aggregate_device_match,
   508		.probe		= aggregate_driver_probe,
 > 509		.remove		= aggregate_driver_remove,
   510		.shutdown	= aggregate_driver_shutdown,
   511	};
   512	

---
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" (34531 bytes)