Hi "Pavel, Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on net-next/master] url: https://github.com/0day-ci/linux/commits/Pavel-imerda/net-mdio-access-c22-registers-via-debugfs/20210117-053409 base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 9ab7e76aefc97a9aa664accb59d6e8dc5e52514a config: powerpc-adder875_defconfig (attached as .config) compiler: powerpc-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/22d74f4896850840331d36d6867f7bc5ce728bbd git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Pavel-imerda/net-mdio-access-c22-registers-via-debugfs/20210117-053409 git checkout 22d74f4896850840331d36d6867f7bc5ce728bbd # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> All warnings (new ones prefixed by >>): >> drivers/net/phy/mdio-debugfs.c:170:6: warning: no previous prototype for >> 'mdio_debugfs_add' [-Wmissing-prototypes] 170 | void mdio_debugfs_add(struct mii_bus *bus) | ^~~~~~~~~~~~~~~~ >> drivers/net/phy/mdio-debugfs.c:177:6: warning: no previous prototype for >> 'mdio_debugfs_remove' [-Wmissing-prototypes] 177 | void mdio_debugfs_remove(struct mii_bus *bus) | ^~~~~~~~~~~~~~~~~~~ >> drivers/net/phy/mdio-debugfs.c:184:12: warning: no previous prototype for >> 'mdio_debugfs_init' [-Wmissing-prototypes] 184 | int __init mdio_debugfs_init(void) | ^~~~~~~~~~~~~~~~~ >> drivers/net/phy/mdio-debugfs.c:192:13: warning: no previous prototype for >> 'mdio_debugfs_exit' [-Wmissing-prototypes] 192 | void __exit mdio_debugfs_exit(void) | ^~~~~~~~~~~~~~~~~ vim +/mdio_debugfs_add +170 drivers/net/phy/mdio-debugfs.c 169 > 170 void mdio_debugfs_add(struct mii_bus *bus) 171 { 172 bus->debugfs_dentry = debugfs_create_dir(dev_name(&bus->dev), mdio_debugfs_dentry); 173 debugfs_create_file("control", 0600, bus->debugfs_dentry, bus, &mdio_debug_fops); 174 } 175 EXPORT_SYMBOL_GPL(mdio_debugfs_add); 176 > 177 void mdio_debugfs_remove(struct mii_bus *bus) 178 { 179 debugfs_remove(bus->debugfs_dentry); 180 bus->debugfs_dentry = NULL; 181 } 182 EXPORT_SYMBOL_GPL(mdio_debugfs_remove); 183 > 184 int __init mdio_debugfs_init(void) 185 { 186 mdio_debugfs_dentry = debugfs_create_dir("mdio", NULL); 187 188 return PTR_ERR_OR_ZERO(mdio_debugfs_dentry); 189 } 190 module_init(mdio_debugfs_init); 191 > 192 void __exit mdio_debugfs_exit(void) --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
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