linux-kernel - Re: [PATCH 12/15] fsi: occ: Get device number from FSI minor number API

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Message-ID: <202409202101.tu2dHrK3-lkp@intel.com>
Date: Fri, 20 Sep 2024 21:54:27 +0800
From: kernel test robot <lkp@...el.com>
To: Eddie James <eajames@...ux.ibm.com>, linux-fsi@...ts.ozlabs.org
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	alistair@...ple.id.au, joel@....id.au, jk@...abs.org,
	andrew@...econstruct.com.au, eajames@...ux.ibm.com,
	ninad@...ux.ibm.com
Subject: Re: [PATCH 12/15] fsi: occ: Get device number from FSI minor number
 API

Hi Eddie,

kernel test robot noticed the following build errors:

[auto build test ERROR on linus/master]
[also build test ERROR on v6.11 next-20240920]
[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/Eddie-James/fsi-hub-Set-master-index-to-link-number-plus-one/20240918-012109
base:   linus/master
patch link:    https://lore.kernel.org/r/20240917171647.1403910-13-eajames%40linux.ibm.com
patch subject: [PATCH 12/15] fsi: occ: Get device number from FSI minor number API
config: arm-randconfig-002-20240920 (https://download.01.org/0day-ci/archive/20240920/202409202101.tu2dHrK3-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 14.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240920/202409202101.tu2dHrK3-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 <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202409202101.tu2dHrK3-lkp@intel.com/

All errors (new ones prefixed by >>):

   drivers/fsi/fsi-occ.c: In function 'occ_remove':
>> drivers/fsi/fsi-occ.c:708:16: error: 'return' with a value, in function returning void [-Wreturn-mismatch]
     708 |         return 0;
         |                ^
   drivers/fsi/fsi-occ.c:690:13: note: declared here
     690 | static void occ_remove(struct platform_device *pdev)
         |             ^~~~~~~~~~


vim +/return +708 drivers/fsi/fsi-occ.c

   689	
   690	static void occ_remove(struct platform_device *pdev)
   691	{
   692		struct occ *occ = platform_get_drvdata(pdev);
   693	
   694		misc_deregister(&occ->mdev);
   695	
   696		mutex_lock(&occ->occ_lock);
   697		kvfree(occ->buffer);
   698		occ->buffer = NULL;
   699		mutex_unlock(&occ->occ_lock);
   700	
   701		if (occ->platform_hwmon)
   702			device_for_each_child(&pdev->dev, NULL, occ_unregister_platform_child);
   703		else
   704			device_for_each_child(&pdev->dev, NULL, occ_unregister_of_child);
   705	
   706		fsi_free_minor(occ->devt);
   707	
 > 708		return 0;
   709	}
   710	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki