linux-kernel - Re: [PATCH] scsi: ufs: mcq: delete ufshcd_release_scsi_cmd in ufshcd_mcq

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Message-ID: <202505171237.VZSTTv75-lkp@intel.com>
Date: Sat, 17 May 2025 13:28:22 +0800
From: kernel test robot <lkp@...el.com>
To: "ping.gao" <ping.gao@...sung.com>, alim.akhtar@...sung.com,
	avri.altman@....com, bvanassche@....org,
	James.Bottomley@...senpartnership.com, martin.petersen@...cle.com,
	peter.wang@...iatek.com, minwoo.im@...sung.com,
	manivannan.sadhasivam@...aro.org, chenyuan0y@...il.com,
	cw9316.lee@...sung.com, linux-scsi@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev
Subject: Re: [PATCH] scsi: ufs: mcq: delete ufshcd_release_scsi_cmd in
 ufshcd_mcq_abort

Hi ping.gao,

kernel test robot noticed the following build warnings:

[auto build test WARNING on jejb-scsi/for-next]
[also build test WARNING on mkp-scsi/for-next linus/master v6.15-rc6 next-20250516]
[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/ping-gao/scsi-ufs-mcq-delete-ufshcd_release_scsi_cmd-in-ufshcd_mcq_abort/20250516-163807
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git for-next
patch link:    https://lore.kernel.org/r/20250516083812.3894396-1-ping.gao%40samsung.com
patch subject: [PATCH] scsi: ufs: mcq: delete ufshcd_release_scsi_cmd in ufshcd_mcq_abort
config: arm-randconfig-004-20250517 (https://download.01.org/0day-ci/archive/20250517/202505171237.VZSTTv75-lkp@intel.com/config)
compiler: clang version 21.0.0git (https://github.com/llvm/llvm-project f819f46284f2a79790038e1f6649172789734ae8)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250517/202505171237.VZSTTv75-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/202505171237.VZSTTv75-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/ufs/core/ufs-mcq.c:677:16: warning: unused variable 'flags' [-Wunused-variable]
     677 |         unsigned long flags;
         |                       ^~~~~
   1 warning generated.


vim +/flags +677 drivers/ufs/core/ufs-mcq.c

f1304d4420777f Bao D. Nguyen   2023-05-29  663  
f1304d4420777f Bao D. Nguyen   2023-05-29  664  /**
f1304d4420777f Bao D. Nguyen   2023-05-29  665   * ufshcd_mcq_abort - Abort the command in MCQ.
317a38045ab763 Yang Li         2023-07-12  666   * @cmd: The command to be aborted.
f1304d4420777f Bao D. Nguyen   2023-05-29  667   *
3a17fefe0f1960 Bart Van Assche 2023-07-27  668   * Return: SUCCESS or FAILED error codes
f1304d4420777f Bao D. Nguyen   2023-05-29  669   */
f1304d4420777f Bao D. Nguyen   2023-05-29  670  int ufshcd_mcq_abort(struct scsi_cmnd *cmd)
f1304d4420777f Bao D. Nguyen   2023-05-29  671  {
f1304d4420777f Bao D. Nguyen   2023-05-29  672  	struct Scsi_Host *host = cmd->device->host;
f1304d4420777f Bao D. Nguyen   2023-05-29  673  	struct ufs_hba *hba = shost_priv(host);
f1304d4420777f Bao D. Nguyen   2023-05-29  674  	int tag = scsi_cmd_to_rq(cmd)->tag;
f1304d4420777f Bao D. Nguyen   2023-05-29  675  	struct ufshcd_lrb *lrbp = &hba->lrb[tag];
f1304d4420777f Bao D. Nguyen   2023-05-29  676  	struct ufs_hw_queue *hwq;
27900d7119c464 Peter Wang      2023-11-06 @677  	unsigned long flags;

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