Hi Laurent, [auto build test ERROR on: renesas/next] [also build test ERROR on: v4.4-rc1 next-20151116] url: https://github.com/0day-ci/linux/commits/Laurent-Pinchart/VSP1-Add-support-for-lookup-tables/20151116-124808 base: https://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas.git next config: x86_64-randconfig-s5-11161354 (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All error/warnings (new ones prefixed by >>): drivers/media/platform/vsp1/vsp1_clu.c: In function 'clu_configure': >> drivers/media/platform/vsp1/vsp1_clu.c:48:12: error: implicit declaration of function 'kcalloc' [-Werror=implicit-function-declaration] entries = kcalloc(config->nentries, sizeof(*entries), GFP_KERNEL); ^ >> drivers/media/platform/vsp1/vsp1_clu.c:48:10: warning: assignment makes pointer from integer without a cast [-Wint-conversion] entries = kcalloc(config->nentries, sizeof(*entries), GFP_KERNEL); ^ >> drivers/media/platform/vsp1/vsp1_clu.c:77:2: error: implicit declaration of function 'kfree' [-Werror=implicit-function-declaration] kfree(entries); ^ cc1: some warnings being treated as errors vim +/kcalloc +48 drivers/media/platform/vsp1/vsp1_clu.c 42 unsigned int i; 43 int ret; 44 45 if (config->nentries > 17*17*17) 46 return -EINVAL; 47 > 48 entries = kcalloc(config->nentries, sizeof(*entries), GFP_KERNEL); 49 if (!entries) 50 return -ENOMEM; 51 52 ret = copy_from_user(entries, config->entries, 53 config->nentries * sizeof(*entries)); 54 if (ret) { 55 ret = -EFAULT; 56 goto done; 57 } 58 59 for (i = 0; i < config->nentries; ++i) { 60 u32 addr = entries[i].addr; 61 u32 value = entries[i].value; 62 63 if (((addr >> 0) & 0xff) >= 17 || 64 ((addr >> 8) & 0xff) >= 17 || 65 ((addr >> 16) & 0xff) >= 17 || 66 ((addr >> 24) & 0xff) != 0 || 67 (value & 0xff000000) != 0) { 68 ret = -EINVAL; 69 goto done; 70 } 71 72 vsp1_clu_write(clu, VI6_CLU_ADDR, addr); 73 vsp1_clu_write(clu, VI6_CLU_DATA, value); 74 } 75 76 done: > 77 kfree(entries); 78 return ret; 79 } 80 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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