Hi Janusz, kernel test robot noticed the following build errors: [auto build test ERROR on broonie-sound/for-next] [also build test ERROR on linus/master v6.6-rc4 next-20231006] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Janusz-Krzysztofik/ASoC-ti-ams-delta-Allow-it-to-be-test-compiled/20231008-215910 base: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next patch link: https://lore.kernel.org/r/20231008135601.542356-1-jmkrzyszt%40gmail.com patch subject: [PATCH] ASoC: ti: ams-delta: Allow it to be test compiled config: alpha-allyesconfig (https://download.01.org/0day-ci/archive/20231009/202310090325.xWWpQOHP-lkp@xxxxxxxxx/config) compiler: alpha-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231009/202310090325.xWWpQOHP-lkp@xxxxxxxxx/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 <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202310090325.xWWpQOHP-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> sound/soc/ti/ams-delta.c:401:24: error: initialization of 'void (*)(struct tty_struct *, const u8 *, const u8 *, size_t)' {aka 'void (*)(struct tty_struct *, const unsigned char *, const unsigned char *, long unsigned int)'} from incompatible pointer type 'void (*)(struct tty_struct *, const u8 *, const char *, int)' {aka 'void (*)(struct tty_struct *, const unsigned char *, const char *, int)'} [-Werror=incompatible-pointer-types] 401 | .receive_buf = cx81801_receive, | ^~~~~~~~~~~~~~~ sound/soc/ti/ams-delta.c:401:24: note: (near initialization for 'cx81801_ops.receive_buf') cc1: some warnings being treated as errors vim +401 sound/soc/ti/ams-delta.c 6d7f68a1eab3d5 sound/soc/omap/ams-delta.c Janusz Krzysztofik 2009-07-29 393 6d7f68a1eab3d5 sound/soc/omap/ams-delta.c Janusz Krzysztofik 2009-07-29 394 static struct tty_ldisc_ops cx81801_ops = { 6d7f68a1eab3d5 sound/soc/omap/ams-delta.c Janusz Krzysztofik 2009-07-29 395 .name = "cx81801", fbadf70a8053b3 sound/soc/ti/ams-delta.c Jiri Slaby 2021-05-05 396 .num = N_V253, 6d7f68a1eab3d5 sound/soc/omap/ams-delta.c Janusz Krzysztofik 2009-07-29 397 .owner = THIS_MODULE, 6d7f68a1eab3d5 sound/soc/omap/ams-delta.c Janusz Krzysztofik 2009-07-29 398 .open = cx81801_open, 6d7f68a1eab3d5 sound/soc/omap/ams-delta.c Janusz Krzysztofik 2009-07-29 399 .close = cx81801_close, 6d7f68a1eab3d5 sound/soc/omap/ams-delta.c Janusz Krzysztofik 2009-07-29 400 .hangup = cx81801_hangup, 6d7f68a1eab3d5 sound/soc/omap/ams-delta.c Janusz Krzysztofik 2009-07-29 @401 .receive_buf = cx81801_receive, 6d7f68a1eab3d5 sound/soc/omap/ams-delta.c Janusz Krzysztofik 2009-07-29 402 .write_wakeup = cx81801_wakeup, 6d7f68a1eab3d5 sound/soc/omap/ams-delta.c Janusz Krzysztofik 2009-07-29 403 }; 6d7f68a1eab3d5 sound/soc/omap/ams-delta.c Janusz Krzysztofik 2009-07-29 404 6d7f68a1eab3d5 sound/soc/omap/ams-delta.c Janusz Krzysztofik 2009-07-29 405 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki