Hi Oleksij, kernel test robot noticed the following build errors: [auto build test ERROR on robh/for-next] [also build test ERROR on broonie-regulator/for-next rafael-pm/thermal linus/master v6.8-rc1 next-20240125] [cannot apply to sre-power-supply/for-next] [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/Oleksij-Rempel/power-Extend-power_on_reason-h-for-upcoming-PSCRR-framework/20240124-202833 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next patch link: https://lore.kernel.org/r/20240124122204.730370-7-o.rempel%40pengutronix.de patch subject: [PATCH v2 6/8] power: reset: add PSCR NVMEM Driver for Recording Power State Change Reasons config: i386-allmodconfig (https://download.01.org/0day-ci/archive/20240128/202401281442.zKlRfljS-lkp@xxxxxxxxx/config) compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240128/202401281442.zKlRfljS-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/202401281442.zKlRfljS-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> drivers/power/reset/pscrr-nvmem.c:53:2: error: call to undeclared function 'kfree'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 53 | kfree(buf); | ^ 1 error generated. vim +/kfree +53 drivers/power/reset/pscrr-nvmem.c 39 40 static int pscrr_nvmem_read(struct pscrr_device *pscrr_dev, u32 *magic) 41 { 42 struct pscrr_nvmem *priv = container_of(pscrr_dev, struct pscrr_nvmem, 43 pscrr_dev); 44 size_t len; 45 void *buf; 46 47 buf = nvmem_cell_read(priv->cell, &len); 48 if (IS_ERR(buf)) 49 return PTR_ERR(buf); 50 51 *magic = 0; 52 memcpy(magic, buf, min(len, sizeof(*magic))); > 53 kfree(buf); 54 55 return 0; 56 } 57 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
