linux-kernel - Re: [PATCH v6 2/5] i3c: master: svc: Add support for Nuvoton npcm845 i3c

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Message-ID: <202503061400.GGr64rkR-lkp@intel.com>
Date: Thu, 6 Mar 2025 14:56:57 +0800
From: kernel test robot <lkp@...el.com>
To: Stanley Chu <stanley.chuys@...il.com>, frank.li@....com,
	miquel.raynal@...tlin.com, alexandre.belloni@...tlin.com,
	robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org,
	linux-i3c@...ts.infradead.org
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org, tomer.maimon@...oton.com,
	kwliu@...oton.com, yschu@...oton.com
Subject: Re: [PATCH v6 2/5] i3c: master: svc: Add support for Nuvoton npcm845
 i3c

Hi Stanley,

kernel test robot noticed the following build warnings:

[auto build test WARNING on robh/for-next]
[also build test WARNING on linus/master v6.14-rc5 next-20250305]
[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/Stanley-Chu/dt-bindings-i3c-silvaco-Add-npcm845-compatible-string/20250305-114705
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
patch link:    https://lore.kernel.org/r/20250305034414.2246870-3-yschu%40nuvoton.com
patch subject: [PATCH v6 2/5] i3c: master: svc: Add support for Nuvoton npcm845 i3c
config: sparc-randconfig-r121-20250306 (https://download.01.org/0day-ci/archive/20250306/202503061400.GGr64rkR-lkp@intel.com/config)
compiler: sparc-linux-gcc (GCC) 14.2.0
reproduce: (https://download.01.org/0day-ci/archive/20250306/202503061400.GGr64rkR-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/202503061400.GGr64rkR-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
   drivers/i3c/master/svc-i3c-master.c:1971:30: sparse: sparse: symbol 'npcm845_drvdata' was not declared. Should it be static?
>> drivers/i3c/master/svc-i3c-master.c:1973:30: sparse: sparse: symbol 'svc_default_drvdata' was not declared. Should it be static?
   drivers/i3c/master/svc-i3c-master.c:559:9: sparse: sparse: context imbalance in 'svc_i3c_master_ibi_work' - wrong count at exit
   drivers/i3c/master/svc-i3c-master.c: note: in included file (through include/linux/mutex.h, include/linux/notifier.h, include/linux/clk.h):
   include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true

vim +/svc_default_drvdata +1973 drivers/i3c/master/svc-i3c-master.c

  1972	
> 1973	const struct svc_i3c_drvdata svc_default_drvdata = {};
  1974	

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