linux-kernel - drivers/ufs/host/ufs-exynos.c:1598:34: warning: unused variable 'exynos_ufs_of

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <202210280047.udwlGQe8-lkp@intel.com>
Date:   Fri, 28 Oct 2022 00:05:02 +0800
From:   kernel test robot <lkp@...el.com>
To:     Bart Van Assche <bvanassche@....org>
Cc:     llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
        linux-kernel@...r.kernel.org,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Bean Huo <beanhuo@...ron.com>
Subject: drivers/ufs/host/ufs-exynos.c:1598:34: warning: unused variable
 'exynos_ufs_of_match'

Hi Bart,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   b229b6ca5abbd63ff40c1396095b1b36b18139c3
commit: dd11376b9f1b73aca3f8c6eb541486bbb6996f05 scsi: ufs: Split the drivers/scsi/ufs directory
date:   5 months ago
config: hexagon-randconfig-r013-20221027
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 791a7ae1ba3efd6bca96338e10ffde557ba83920)
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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=dd11376b9f1b73aca3f8c6eb541486bbb6996f05
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout dd11376b9f1b73aca3f8c6eb541486bbb6996f05
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/firmware/ drivers/ufs/host/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

>> drivers/ufs/host/ufs-exynos.c:1598:34: warning: unused variable 'exynos_ufs_of_match' [-Wunused-const-variable]
   static const struct of_device_id exynos_ufs_of_match[] = {
                                    ^
   1 warning generated.
--
>> drivers/ufs/host/ufs-hisi.c:561:34: warning: unused variable 'ufs_hisi_of_match' [-Wunused-const-variable]
   static const struct of_device_id ufs_hisi_of_match[] = {
                                    ^
   1 warning generated.


vim +/exynos_ufs_of_match +1598 drivers/ufs/host/ufs-exynos.c

55f4b1f73631a0 drivers/scsi/ufs/ufs-exynos.c Alim Akhtar 2020-05-28  1597  
55f4b1f73631a0 drivers/scsi/ufs/ufs-exynos.c Alim Akhtar 2020-05-28 @1598  static const struct of_device_id exynos_ufs_of_match[] = {
55f4b1f73631a0 drivers/scsi/ufs/ufs-exynos.c Alim Akhtar 2020-05-28  1599  	{ .compatible = "samsung,exynos7-ufs",
55f4b1f73631a0 drivers/scsi/ufs/ufs-exynos.c Alim Akhtar 2020-05-28  1600  	  .data	      = &exynos_ufs_drvs },
cc52e15397cc5d drivers/scsi/ufs/ufs-exynos.c Chanho Park 2021-10-18  1601  	{ .compatible = "samsung,exynosautov9-ufs",
cc52e15397cc5d drivers/scsi/ufs/ufs-exynos.c Chanho Park 2021-10-18  1602  	  .data	      = &exynosauto_ufs_drvs },
be39f4fd8dd430 drivers/scsi/ufs/ufs-exynos.c Chanho Park 2021-10-18  1603  	{ .compatible = "samsung,exynosautov9-ufs-vh",
be39f4fd8dd430 drivers/scsi/ufs/ufs-exynos.c Chanho Park 2021-10-18  1604  	  .data	      = &exynosauto_ufs_vh_drvs },
55f4b1f73631a0 drivers/scsi/ufs/ufs-exynos.c Alim Akhtar 2020-05-28  1605  	{},
55f4b1f73631a0 drivers/scsi/ufs/ufs-exynos.c Alim Akhtar 2020-05-28  1606  };
55f4b1f73631a0 drivers/scsi/ufs/ufs-exynos.c Alim Akhtar 2020-05-28  1607  

:::::: The code at line 1598 was first introduced by commit
:::::: 55f4b1f73631a0817717fe6e98517de51b4c3527 scsi: ufs: ufs-exynos: Add UFS host support for Exynos SoCs

:::::: TO: Alim Akhtar <alim.akhtar@...sung.com>
:::::: CC: Martin K. Petersen <martin.petersen@...cle.com>

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

View attachment "config" of type "text/plain" (121737 bytes)