Hi Olga, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on nfs/linux-next] [also build test WARNING on nfsd/nfsd-next v5.12-rc7 next-20210414] [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] url: https://github.com/0day-ci/linux/commits/Olga-Kornievskaia/create-sysfs-files-for-changing-IP-address/20210415-102946 base: git://git.linux-nfs.org/projects/trondmy/linux-nfs.git linux-next config: xtensa-allyesconfig (attached as .config) compiler: xtensa-linux-gcc (GCC) 9.3.0 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/0day-ci/linux/commit/a05b7df960093f762cbe85580d90bd3d0b83d54b git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Olga-Kornievskaia/create-sysfs-files-for-changing-IP-address/20210415-102946 git checkout a05b7df960093f762cbe85580d90bd3d0b83d54b # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=xtensa If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): net/sunrpc/sysfs.c: In function 'rpc_sysfs_client_setup': >> net/sunrpc/sysfs.c:164:7: warning: variable 'ret' set but not used [-Wunused-but-set-variable] 164 | int ret; | ^~~ vim +/ret +164 net/sunrpc/sysfs.c 151 152 void rpc_sysfs_client_setup(struct rpc_clnt *clnt, 153 struct rpc_xprt_switch *xprt_switch, 154 struct net *net) 155 { 156 struct rpc_sysfs_client *rpc_client; 157 158 rpc_client = rpc_sysfs_client_alloc(rpc_sunrpc_client_kobj, 159 net, clnt->cl_clid); 160 if (rpc_client) { 161 char name[23]; 162 struct rpc_sysfs_xprt_switch *xswitch = 163 (struct rpc_sysfs_xprt_switch *)xprt_switch->xps_sysfs; > 164 int ret; 165 166 clnt->cl_sysfs = rpc_client; 167 rpc_client->clnt = clnt; 168 rpc_client->xprt_switch = xprt_switch; 169 kobject_uevent(&rpc_client->kobject, KOBJ_ADD); 170 snprintf(name, sizeof(name), "switch-%d", xprt_switch->xps_id); 171 ret = sysfs_create_link_nowarn(&rpc_client->kobject, 172 &xswitch->kobject, name); 173 } 174 } 175 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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