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Date:   Fri, 7 Apr 2023 00:38:18 +0800
From:   kernel test robot <lkp@intel.com>
To:     Benjamin Coddington <bcodding@redhat.com>,
        linux-nfs@vger.kernel.org
Cc:     oe-kbuild-all@lists.linux.dev, Anna.Schumaker@netapp.com,
        Olga.Kornievskaia@netapp.com
Subject: Re: [PATCH 3/6] NFS: add superblock sysfs entries
Message-ID: <202304070050.prAZXGm5-lkp@intel.com>
References: <706fb7c1e5bfd869165a61a51663427104567c49.1680786859.git.bcodding@redhat.com>
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In-Reply-To: <706fb7c1e5bfd869165a61a51663427104567c49.1680786859.git.bcodding@redhat.com>
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Hi Benjamin,

kernel test robot noticed the following build warnings:

[auto build test WARNING on trondmy-nfs/linux-next]
[also build test WARNING on linus/master v6.3-rc5 next-20230406]
[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/Benjamin-Coddington/NFS-rename-nfs_client_kset-to-nfs_kset/20230406-221247
base:   git://git.linux-nfs.org/projects/trondmy/linux-nfs.git linux-next
patch link:    https://lore.kernel.org/r/706fb7c1e5bfd869165a61a51663427104567c49.1680786859.git.bcodding%40redhat.com
patch subject: [PATCH 3/6] NFS: add superblock sysfs entries
config: riscv-allmodconfig (https://download.01.org/0day-ci/archive/20230407/202304070050.prAZXGm5-lkp@intel.com/config)
compiler: riscv64-linux-gcc (GCC) 12.1.0
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/intel-lab-lkp/linux/commit/d1dbf0643a167363732daa337b0e519f44190733
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Benjamin-Coddington/NFS-rename-nfs_client_kset-to-nfs_kset/20230406-221247
        git checkout d1dbf0643a167363732daa337b0e519f44190733
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=riscv olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash fs/nfs/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304070050.prAZXGm5-lkp@intel.com/

All warnings (new ones prefixed by >>):

   fs/nfs/sysfs.c: In function 'nfs_sysfs_add_server':
>> fs/nfs/sysfs.c:213:13: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
     213 |         int ret;
         |             ^~~


vim +/ret +213 fs/nfs/sysfs.c

   210	
   211	void nfs_sysfs_add_server(struct nfs_server *server)
   212	{
 > 213		int ret;
   214		ret = kobject_init_and_add(&server->kobj, &nfs_sb_ktype,
   215					&nfs_kset->kobj, "server-%d", server->s_sysfs_id);
   216	}
   217	

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