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Petersen" , Avri Altman Subject: drivers/scsi/ufs/ufshpb.c:335:25: sparse: sparse: incorrect type in assignment (different base types) Message-ID: <202204150904.vrT7zPxT-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: a19944809fe9942e6a96292490717904d0690c21 commit: 63522bf3aced0a782b59f0314dbad5cdc8b14c59 scsi: ufs: core: Add L2P entry swap quirk for Micron UFS date: 8 months ago config: powerpc-randconfig-s032-20220414 (https://download.01.org/0day-ci/archive/20220415/202204150904.vrT7zPxT-lkp@intel.com/config) compiler: powerpc-linux-gcc (GCC) 11.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=63522bf3aced0a782b59f0314dbad5cdc8b14c59 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 63522bf3aced0a782b59f0314dbad5cdc8b14c59 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=powerpc SHELL=/bin/bash drivers/scsi/ufs/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>) drivers/scsi/ufs/ufshpb.c:335:27: sparse: sparse: cast from restricted __be64 >> drivers/scsi/ufs/ufshpb.c:335:25: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __be64 [usertype] ppn_tmp @@ got unsigned long long [usertype] @@ drivers/scsi/ufs/ufshpb.c:335:25: sparse: expected restricted __be64 [usertype] ppn_tmp drivers/scsi/ufs/ufshpb.c:335:25: sparse: got unsigned long long [usertype] vim +335 drivers/scsi/ufs/ufshpb.c 324 325 static void 326 ufshpb_set_hpb_read_to_upiu(struct ufs_hba *hba, struct ufshpb_lu *hpb, 327 struct ufshcd_lrb *lrbp, u32 lpn, __be64 ppn, 328 u8 transfer_len, int read_id) 329 { 330 unsigned char *cdb = lrbp->cmd->cmnd; 331 __be64 ppn_tmp = ppn; 332 cdb[0] = UFSHPB_READ; 333 334 if (hba->dev_quirks & UFS_DEVICE_QUIRK_SWAP_L2P_ENTRY_FOR_HPB_READ) > 335 ppn_tmp = swab64(ppn); 336 337 /* ppn value is stored as big-endian in the host memory */ 338 memcpy(&cdb[6], &ppn_tmp, sizeof(__be64)); 339 cdb[14] = transfer_len; 340 cdb[15] = read_id; 341 342 lrbp->cmd->cmd_len = UFS_CDB_SIZE; 343 } 344 -- 0-DAY CI Kernel Test Service https://01.org/lkp