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: i386-randconfig-s001-20210414 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-280-g2cd6d34e-dirty # https://github.com/0day-ci/linux/commit/c5b3ebaffb5ca80f6c6170e8ecd2dfc9494880bf 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 c5b3ebaffb5ca80f6c6170e8ecd2dfc9494880bf # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> sparse warnings: (new ones prefixed by >>) >> net/sunrpc/sysfs.c:56:25: sparse: sparse: incompatible types in comparison expression (different address spaces): >> net/sunrpc/sysfs.c:56:25: sparse: struct rpc_xprt [noderef] __rcu * >> net/sunrpc/sysfs.c:56:25: sparse: struct rpc_xprt * >> net/sunrpc/sysfs.c:56:25: sparse: sparse: incompatible types in comparison expression (different address spaces): >> net/sunrpc/sysfs.c:56:25: sparse: struct rpc_xprt [noderef] __rcu * >> net/sunrpc/sysfs.c:56:25: sparse: struct rpc_xprt * vim +56 net/sunrpc/sysfs.c 47 48 static inline struct rpc_xprt * 49 rpc_sysfs_xprt_kobj_get_xprt(struct kobject *kobj) 50 { 51 struct rpc_sysfs_xprt_switch_xprt *x = container_of(kobj, 52 struct rpc_sysfs_xprt_switch_xprt, kobject); 53 struct rpc_xprt *xprt; 54 55 rcu_read_lock(); > 56 xprt = xprt_get(rcu_dereference(x->xprt)); 57 rcu_read_unlock(); 58 return xprt; 59 } 60 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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