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Date: Sat, 19 Mar 2022 04:49:31 +0800 From: kernel test robot <lkp@...el.com> To: Bart Van Assche <bvanassche@....org> Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org Subject: [bvanassche:ufs-for-next 306/307] drivers/scsi/ufs/ufshcd.c:8314:21: warning: variable 'name' set but not used tree: https://github.com/bvanassche/linux ufs-for-next head: 366c4aa8768b5193b782c809d7aba916d4e382da commit: a8a69970d87f778e000ae1b15e18061c09aa0f7b [306/307] scsi: ufs: Remove unused constants and code config: arc-allyesconfig (https://download.01.org/0day-ci/archive/20220319/202203190421.HAgrodHA-lkp@intel.com/config) compiler: arceb-elf-gcc (GCC) 11.2.0 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/bvanassche/linux/commit/a8a69970d87f778e000ae1b15e18061c09aa0f7b git remote add bvanassche https://github.com/bvanassche/linux git fetch --no-tags bvanassche ufs-for-next git checkout a8a69970d87f778e000ae1b15e18061c09aa0f7b # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arc SHELL=/bin/bash drivers/scsi/ufs/ sound/soc/codecs/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@...el.com> All warnings (new ones prefixed by >>): drivers/scsi/ufs/ufshcd.c: In function 'ufshcd_config_vreg': >> drivers/scsi/ufs/ufshcd.c:8314:21: warning: variable 'name' set but not used [-Wunused-but-set-variable] 8314 | const char *name; | ^~~~ vim +/name +8314 drivers/scsi/ufs/ufshcd.c 57d104c153d3d6d Subhash Jadavani 2014-09-25 8308 aa497613093412e Sujit Reddy Thumma 2014-09-25 8309 static int ufshcd_config_vreg(struct device *dev, aa497613093412e Sujit Reddy Thumma 2014-09-25 8310 struct ufs_vreg *vreg, bool on) aa497613093412e Sujit Reddy Thumma 2014-09-25 8311 { aa497613093412e Sujit Reddy Thumma 2014-09-25 8312 int ret = 0; 727535903bea924 Gustavo A. R. Silva 2017-11-20 8313 struct regulator *reg; 727535903bea924 Gustavo A. R. Silva 2017-11-20 @8314 const char *name; a8a69970d87f778 Bart Van Assche 2021-12-08 8315 int uA_load; aa497613093412e Sujit Reddy Thumma 2014-09-25 8316 aa497613093412e Sujit Reddy Thumma 2014-09-25 8317 BUG_ON(!vreg); aa497613093412e Sujit Reddy Thumma 2014-09-25 8318 727535903bea924 Gustavo A. R. Silva 2017-11-20 8319 reg = vreg->reg; 727535903bea924 Gustavo A. R. Silva 2017-11-20 8320 name = vreg->name; 727535903bea924 Gustavo A. R. Silva 2017-11-20 8321 aa497613093412e Sujit Reddy Thumma 2014-09-25 8322 if (regulator_count_voltages(reg) > 0) { 90d88f47e8d03b2 Asutosh Das 2020-02-10 8323 uA_load = on ? vreg->max_uA : 0; 90d88f47e8d03b2 Asutosh Das 2020-02-10 8324 ret = ufshcd_config_vreg_load(dev, vreg, uA_load); 3b141e8cfd54ba3 Stanley Chu 2019-03-28 8325 } a8a69970d87f778 Bart Van Assche 2021-12-08 8326 aa497613093412e Sujit Reddy Thumma 2014-09-25 8327 return ret; aa497613093412e Sujit Reddy Thumma 2014-09-25 8328 } aa497613093412e Sujit Reddy Thumma 2014-09-25 8329 :::::: The code at line 8314 was first introduced by commit :::::: 727535903bea924c4f73abb202c4b3e85fff0ca4 scsi: ufs: ufshcd: fix potential NULL pointer dereference in ufshcd_config_vreg :::::: TO: Gustavo A. R. Silva <garsilva@...eddedor.com> :::::: CC: Martin K. Petersen <martin.petersen@...cle.com> --- 0-DAY CI Kernel Test Service https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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