Hi Emmanuel, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on hid/for-next] [cannot apply to jikos-hid/for-next jikos-trivial/for-next v5.15-rc6 next-20211021] [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/Emmanuel-Gil-Peyrot/HID-nintendo-split-switch-support-into-its-own-file/20211019-200531 base: https://git.kernel.org/pub/scm/linux/kernel/git/hid/hid.git for-next config: arm-randconfig-c002-20211019 (attached as .config) compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0 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/ef6cb9d1fa01a825280bca49c84b644b8d08bfa6 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Emmanuel-Gil-Peyrot/HID-nintendo-split-switch-support-into-its-own-file/20211019-200531 git checkout ef6cb9d1fa01a825280bca49c84b644b8d08bfa6 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=arm If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): drivers/hid/hid-nintendo.c: In function 'nintendo_hid_event': drivers/hid/hid-nintendo.c:19:31: warning: unused variable 'driver' [-Wunused-variable] 19 | enum nintendo_driver *driver = hid_get_drvdata(hdev); | ^~~~~~ drivers/hid/hid-nintendo.c: In function 'nintendo_hid_probe': >> drivers/hid/hid-nintendo.c:37:16: warning: 'ret' is used uninitialized [-Wuninitialized] 37 | return ret; | ^~~ vim +/ret +37 drivers/hid/hid-nintendo.c c680902a57658c Daniel J. Ogorchock 2021-09-11 36 c680902a57658c Daniel J. Ogorchock 2021-09-11 @37 return ret; c680902a57658c Daniel J. Ogorchock 2021-09-11 38 } c680902a57658c Daniel J. Ogorchock 2021-09-11 39 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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