Hi Ekansh, kernel test robot noticed the following build warnings:
[auto build test WARNING on char-misc/char-misc-testing] [also build test WARNING on char-misc/char-misc-next char-misc/char-misc-linus linus/master v6.18-rc4 next-20251106] [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/Ekansh-Gupta/misc-fastrpc-Move-fdlist-to-invoke-context-structure/20251106-131118 base: char-misc/char-misc-testing patch link: https://lore.kernel.org/r/20251106050839.3091707-4-ekansh.gupta%40oss.qualcomm.com patch subject: [PATCH v2 3/3] misc: fastrpc: Add polling mode support for fastRPC driver config: parisc-randconfig-001-20251107 (https://download.01.org/0day-ci/archive/20251107/[email protected]/config) compiler: hppa-linux-gcc (GCC) 8.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251107/[email protected]/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 <[email protected]> | Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ All warnings (new ones prefixed by >>): drivers/misc/fastrpc.c: In function 'fastrpc_set_option': >> drivers/misc/fastrpc.c:1883:9: warning: unused variable 'err' >> [-Wunused-variable] int i, err = 0; ^~~ Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for OF_GPIO Depends on [n]: GPIOLIB [=y] && OF [=n] && HAS_IOMEM [=y] Selected by [y]: - GPIO_TB10X [=y] && GPIOLIB [=y] && HAS_IOMEM [=y] && (ARC_PLAT_TB10X || COMPILE_TEST [=y]) WARNING: unmet direct dependencies detected for MFD_STMFX Depends on [n]: HAS_IOMEM [=y] && I2C [=y] && OF [=n] Selected by [y]: - PINCTRL_STMFX [=y] && PINCTRL [=y] && I2C [=y] && OF_GPIO [=y] && HAS_IOMEM [=y] WARNING: unmet direct dependencies detected for GPIO_SYSCON Depends on [n]: GPIOLIB [=y] && HAS_IOMEM [=y] && MFD_SYSCON [=y] && OF [=n] Selected by [y]: - GPIO_SAMA5D2_PIOBU [=y] && GPIOLIB [=y] && HAS_IOMEM [=y] && MFD_SYSCON [=y] && OF_GPIO [=y] && (ARCH_AT91 || COMPILE_TEST [=y]) WARNING: unmet direct dependencies detected for I2C_K1 Depends on [n]: I2C [=y] && HAS_IOMEM [=y] && (ARCH_SPACEMIT || COMPILE_TEST [=y]) && OF [=n] Selected by [y]: - MFD_SPACEMIT_P1 [=y] && HAS_IOMEM [=y] && (ARCH_SPACEMIT || COMPILE_TEST [=y]) && I2C [=y] vim +/err +1883 drivers/misc/fastrpc.c 1879 1880 static int fastrpc_set_option(struct fastrpc_user *fl, char __user *argp) 1881 { 1882 struct fastrpc_ioctl_set_option opt = {0}; > 1883 int i, err = 0; 1884 1885 if (copy_from_user(&opt, argp, sizeof(opt))) 1886 return -EFAULT; 1887 1888 for (i = 0; i < ARRAY_SIZE(opt.reserved); i++) { 1889 if (opt.reserved[i] != 0) 1890 return -EINVAL; 1891 } 1892 if (opt.req != FASTRPC_POLL_MODE) 1893 return -EINVAL; 1894 1895 if (opt.enable) 1896 fl->poll_mode = true; 1897 else 1898 fl->poll_mode = false; 1899 1900 return 0; 1901 } 1902 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
