tree: git://linuxtv.org/media_tree.git master head: 93c16fabdb74a9c1a427402fc1fe588a45130c5b commit: 72a9ff3bf7fbd7e887d4e6bbc1c04817da2b9887 [271/315] media: atomisp: get rid of -Wsuggest-attribute=format warnings config: i386-randconfig-a002-20200909 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce (this is a W=1 build): git checkout 72a9ff3bf7fbd7e887d4e6bbc1c04817da2b9887 # save the attached .config to linux build tree make W=1 ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): drivers/staging/media/atomisp/pci/atomisp_compat_css20.c: In function '__set_css_print_env': 861 | isp->css_env.isp_css_env.print_env.debug_print = vprintk; | ^ drivers/staging/media/atomisp/pci/atomisp_compat_css20.c: In function 'atomisp_css_load_firmware': drivers/staging/media/atomisp/pci/atomisp_compat_css20.c:894:49: error: assignment to 'int (*)(const char *, char *)' from incompatible pointer type 'int (__attribute__((regparm(0))) *)(const char *, char *)' [-Werror=incompatible-pointer-types] 894 | isp->css_env.isp_css_env.print_env.error_print = vprintk; | ^ In file included from drivers/staging/media/atomisp//pci/input_system_local.h:10, from drivers/staging/media/atomisp//pci/hive_isp_css_include/input_system.h:34, from drivers/staging/media/atomisp//pci/sh_css_internal.h:28, from drivers/staging/media/atomisp//pci/runtime/debug/interface/ia_css_debug.h:29, from drivers/staging/media/atomisp/pci/atomisp_compat_css20.c:36: At top level: drivers/staging/media/atomisp//pci/isp2400_input_system_local.h:393:26: warning: 'SUB_SYSTEM_OFFSET' defined but not used [-Wunused-const-variable=] 393 | static const hrt_address SUB_SYSTEM_OFFSET[N_SUB_SYSTEM_ID] = { | ^~~~~~~~~~~~~~~~~ drivers/staging/media/atomisp//pci/isp2400_input_system_local.h:382:30: warning: 'MIPI_PORT_LANES' defined but not used [-Wunused-const-variable=] 382 | static const mipi_lane_cfg_t MIPI_PORT_LANES[N_RX_MODE][N_MIPI_PORT_ID] = { | ^~~~~~~~~~~~~~~ drivers/staging/media/atomisp//pci/isp2400_input_system_local.h:371:19: warning: 'MIPI_PORT_ACTIVE' defined but not used [-Wunused-const-variable=] 371 | static const bool MIPI_PORT_ACTIVE[N_RX_MODE][N_MIPI_PORT_ID] = { | ^~~~~~~~~~~~~~~~ drivers/staging/media/atomisp//pci/isp2400_input_system_local.h:365:30: warning: 'MIPI_PORT_MAXLANES' defined but not used [-Wunused-const-variable=] 365 | static const mipi_lane_cfg_t MIPI_PORT_MAXLANES[N_MIPI_PORT_ID] = { | ^~~~~~~~~~~~~~~~~~ drivers/staging/media/atomisp//pci/isp2400_input_system_local.h:359:26: warning: 'MIPI_PORT_OFFSET' defined but not used [-Wunused-const-variable=] 359 | static const hrt_address MIPI_PORT_OFFSET[N_MIPI_PORT_ID] = { | ^~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors git remote add linuxtv-media git://linuxtv.org/media_tree.git git fetch --no-tags linuxtv-media master git checkout 72a9ff3bf7fbd7e887d4e6bbc1c04817da2b9887 vim +861 drivers/staging/media/atomisp/pci/atomisp_compat_css20.c 850 851 static inline int __set_css_print_env(struct atomisp_device *isp, int opt) 852 { 853 int ret = 0; 854 855 if (opt == 0) 856 isp->css_env.isp_css_env.print_env.debug_print = NULL; 857 else if (opt == 1) 858 isp->css_env.isp_css_env.print_env.debug_print = 859 atomisp_css2_dbg_ftrace_print; 860 else if (opt == 2) 862 else 863 ret = -EINVAL; 864 865 return ret; 866 } 867 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org