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Sat, 18 Nov 2023 04:44:51 +0000 Date: Sat, 18 Nov 2023 12:43:53 +0800 From: kernel test robot To: Daniel Baluta Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Jonathan Cameron Subject: drivers/iio/magnetometer/bmc150_magn_spi.c:48:36: warning: 'bmc150_magn_acpi_match' defined but not used Message-ID: <202311181254.T7DGa79n-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 791c8ab095f71327899023223940dd52257a4173 commit: 534536acdb25bae85a5333b7085837b3f1f72b73 iio: magn: bmc150: Introduce SPI support date: 8 years ago config: x86_64-buildonly-randconfig-001-20231012 (https://download.01.org/0day-ci/archive/20231118/202311181254.T7DGa79n-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231118/202311181254.T7DGa79n-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202311181254.T7DGa79n-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from include/linux/kobject.h:21, from include/linux/module.h:17, from drivers/iio/magnetometer/bmc150_magn_spi.c:12: include/linux/sysfs.h: In function 'sysfs_get_dirent': include/linux/sysfs.h:517:44: warning: pointer targets in passing argument 2 of 'kernfs_find_and_get' differ in signedness [-Wpointer-sign] 517 | return kernfs_find_and_get(parent, name); | ^~~~ | | | const unsigned char * In file included from include/linux/sysfs.h:15: include/linux/kernfs.h:437:57: note: expected 'const char *' but argument is of type 'const unsigned char *' 437 | kernfs_find_and_get(struct kernfs_node *kn, const char *name) | ~~~~~~~~~~~~^~~~ drivers/iio/magnetometer/bmc150_magn_spi.c: At top level: drivers/iio/magnetometer/bmc150_magn_spi.c:49:9: warning: missing initializer for field 'cls' of 'const struct acpi_device_id' [-Wmissing-field-initializers] 49 | {"BMC150B", 0}, | ^ In file included from drivers/iio/magnetometer/bmc150_magn_spi.c:13: include/linux/mod_devicetable.h:192:15: note: 'cls' declared here 192 | __u32 cls; | ^~~ drivers/iio/magnetometer/bmc150_magn_spi.c:50:9: warning: missing initializer for field 'cls' of 'const struct acpi_device_id' [-Wmissing-field-initializers] 50 | {"BMC156B", 0}, | ^ include/linux/mod_devicetable.h:192:15: note: 'cls' declared here 192 | __u32 cls; | ^~~ >> drivers/iio/magnetometer/bmc150_magn_spi.c:48:36: warning: 'bmc150_magn_acpi_match' defined but not used [-Wunused-const-variable=] 48 | static const struct acpi_device_id bmc150_magn_acpi_match[] = { | ^~~~~~~~~~~~~~~~~~~~~~ vim +/bmc150_magn_acpi_match +48 drivers/iio/magnetometer/bmc150_magn_spi.c 47 > 48 static const struct acpi_device_id bmc150_magn_acpi_match[] = { 49 {"BMC150B", 0}, 50 {"BMC156B", 0}, 51 {}, 52 }; 53 MODULE_DEVICE_TABLE(acpi, bmc150_magn_acpi_match); 54 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki