Hi Ivan,
kernel test robot noticed the following build warnings:
[auto build test WARNING on tiwai-sound/for-next] [also build test WARNING on tiwai-sound/for-linus linus/master v6.10 next-20240726] [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/Ivan-Orlov/ALSA-aloop-Allow-u... base: https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git for-next patch link: https://lore.kernel.org/r/20240726074750.626671-5-ivan.orlov0322%40gmail.com patch subject: [PATCH 4/4] selftests: ALSA: Cover userspace-driven timers with test :::::: branch date: 2 days ago :::::: commit date: 2 days ago compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240728/202407281359.vMYdESrT-lkp@i...)
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@intel.com | Closes: https://lore.kernel.org/r/202407281359.vMYdESrT-lkp@intel.com/
All warnings (new ones prefixed by >>):
utimer-test.c:73:1: warning: non-void function does not return a value [-Wreturn-type]
73 | } | ^
utimer-test.c:117:11: warning: enumeration value 'TIMER_NO_EVENT' not handled in switch [-Wswitch]
117 | switch (parse_timer_output(buf)) { | ^~~~~~~~~~~~~~~~~~~~~~~ 2 warnings generated.
vim +73 tools/testing/selftests/alsa/utimer-test.c
5cf58530fa628b Ivan Orlov 2024-07-26 62 5cf58530fa628b Ivan Orlov 2024-07-26 63 static void *ticking_func(void *data) 5cf58530fa628b Ivan Orlov 2024-07-26 64 { 5cf58530fa628b Ivan Orlov 2024-07-26 65 int i; 5cf58530fa628b Ivan Orlov 2024-07-26 66 int *fd = (int *)data; 5cf58530fa628b Ivan Orlov 2024-07-26 67 5cf58530fa628b Ivan Orlov 2024-07-26 68 for (i = 0; i < TICKS_COUNT; i++) { 5cf58530fa628b Ivan Orlov 2024-07-26 69 /* Well, trigger the timer! */ 5cf58530fa628b Ivan Orlov 2024-07-26 70 ioctl(*fd, SNDRV_TIMER_IOCTL_TRIGGER, NULL); 5cf58530fa628b Ivan Orlov 2024-07-26 71 sleep(TIMER_FREQ_SEC); 5cf58530fa628b Ivan Orlov 2024-07-26 72 } 5cf58530fa628b Ivan Orlov 2024-07-26 @73 } 5cf58530fa628b Ivan Orlov 2024-07-26 74