Hi Alexandru, I love your patch! Perhaps something to improve:
[auto build test WARNING on iio/togreg] [also build test WARNING on linux/master next-20210125] [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/Alexandru-Ardelean/iio-core-buffer-add-support-for-multiple-IIO-buffers-per-IIO-device/20210201-233550 base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg config: openrisc-randconfig-p001-20210201 (attached as .config) compiler: or1k-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/418ff389a5a48a8a515a106734474e98d6d924ad git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Alexandru-Ardelean/iio-core-buffer-add-support-for-multiple-IIO-buffers-per-IIO-device/20210201-233550 git checkout 418ff389a5a48a8a515a106734474e98d6d924ad # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=openrisc 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/iio/industrialio-buffer.c:1306:6: warning: no previous prototype for >> 'iio_buffer_unregister_legacy_sysfs_groups' [-Wmissing-prototypes] 1306 | void iio_buffer_unregister_legacy_sysfs_groups(struct iio_dev *indio_dev) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/iio/industrialio-buffer.c:1178:27: warning: 'iio_scan_elements_group_name' defined but not used [-Wunused-const-variable=] 1178 | static const char * const iio_scan_elements_group_name = "scan_elements"; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/iio_buffer_unregister_legacy_sysfs_groups +1306 drivers/iio/industrialio-buffer.c 1305 > 1306 void iio_buffer_unregister_legacy_sysfs_groups(struct iio_dev > *indio_dev) 1307 { 1308 struct iio_dev_opaque *iio_dev_opaque = to_iio_dev_opaque(indio_dev); 1309 1310 kfree(iio_dev_opaque->legacy_buffer_group.attrs); 1311 kfree(iio_dev_opaque->legacy_scan_el_group.attrs); 1312 } 1313 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
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