linux-kernel - Re: [PATCH] scsi: message: fusion: Remove unused variable

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Message-ID: <202408080515.uSFIs9Q0-lkp@intel.com>
Date: Thu, 8 Aug 2024 05:27:45 +0800
From: kernel test robot <lkp@...el.com>
To: Breno Leitao <leitao@...ian.org>, martin.petersen@...cle.com,
	Sathya Prakash <sathya.prakash@...adcom.com>,
	Sreekanth Reddy <sreekanth.reddy@...adcom.com>,
	Suganath Prabu Subramani <suganath-prabu.subramani@...adcom.com>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev, leit@...a.com,
	"open list:LSILOGIC MPT FUSION DRIVERS (FC/SAS/SPI)" <MPT-FusionLinux.pdl@...adcom.com>,
	open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] scsi: message: fusion: Remove unused variable

Hi Breno,

kernel test robot noticed the following build warnings:

[auto build test WARNING on mkp-scsi/for-next]
[also build test WARNING on linus/master v6.11-rc2 next-20240807]
[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/Breno-Leitao/scsi-message-fusion-Remove-unused-variable/20240807-174402
base:   https://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git for-next
patch link:    https://lore.kernel.org/r/20240807094000.398857-1-leitao%40debian.org
patch subject: [PATCH] scsi: message: fusion: Remove unused variable
config: i386-buildonly-randconfig-001-20240808 (https://download.01.org/0day-ci/archive/20240808/202408080515.uSFIs9Q0-lkp@intel.com/config)
compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240808/202408080515.uSFIs9Q0-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/202408080515.uSFIs9Q0-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/message/fusion/mptsas.c:4235:2: warning: ignoring return value of function declared with 'warn_unused_result' attribute [-Wunused-result]
    4235 |         scsi_device_reprobe(sdev);
         |         ^~~~~~~~~~~~~~~~~~~ ~~~~
   1 warning generated.


vim +/warn_unused_result +4235 drivers/message/fusion/mptsas.c

  4230	
  4231	static void
  4232	mptsas_reprobe_lun(struct scsi_device *sdev, void *data)
  4233	{
  4234		sdev->no_uld_attach = data ? 1 : 0;
> 4235		scsi_device_reprobe(sdev);
  4236	}
  4237	

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