Hi Gustavo, [auto build test WARNING on staging/staging-testing] [also build test WARNING on next-20160315] [cannot apply to v4.5] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system] url: https://github.com/0day-ci/linux/commits/Gustavo-Padovan/staging-android-remove-redundant-comments-on-sync_merge_data/20160315-051123 config: i386-randconfig-h1-03151610 (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=i386 All warnings (new ones prefixed by >>): In file included from include/linux/linkage.h:4:0, from include/linux/fs.h:4, from include/linux/debugfs.h:18, from drivers/staging/android/sync.c:17: drivers/staging/android/sync.c: In function 'sync_file_ioctl_fence_info': drivers/staging/android/sync.c:535:19: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] if (copy_to_user((void __user *)info.sync_fence_info, fence_info, ^ include/linux/compiler.h:147:30: note: in definition of macro '__trace_if' if (__builtin_constant_p(!!(cond)) ? !!(cond) : \ ^ >> drivers/staging/android/sync.c:535:2: note: in expansion of macro 'if' if (copy_to_user((void __user *)info.sync_fence_info, fence_info, ^ drivers/staging/android/sync.c:535:19: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] if (copy_to_user((void __user *)info.sync_fence_info, fence_info, ^ include/linux/compiler.h:147:42: note: in definition of macro '__trace_if' if (__builtin_constant_p(!!(cond)) ? !!(cond) : \ ^ >> drivers/staging/android/sync.c:535:2: note: in expansion of macro 'if' if (copy_to_user((void __user *)info.sync_fence_info, fence_info, ^ drivers/staging/android/sync.c:535:19: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] if (copy_to_user((void __user *)info.sync_fence_info, fence_info, ^ include/linux/compiler.h:158:16: note: in definition of macro '__trace_if' ______r = !!(cond); \ ^ >> drivers/staging/android/sync.c:535:2: note: in expansion of macro 'if' if (copy_to_user((void __user *)info.sync_fence_info, fence_info, ^ vim +/if +535 drivers/staging/android/sync.c 519 * info->num_fences. 520 */ 521 if (!info.num_fences) 522 goto no_fences; 523 524 if (info.num_fences < sync_file->num_fences) 525 return -EINVAL; 526 527 size = sync_file->num_fences * sizeof(*fence_info); 528 fence_info = kzalloc(size, GFP_KERNEL); 529 if (!fence_info) 530 return -ENOMEM; 531 532 for (i = 0; i < sync_file->num_fences; ++i) 533 sync_fill_fence_info(sync_file->cbs[i].fence, &fence_info[i]); 534 > 535 if (copy_to_user((void __user *)info.sync_fence_info, fence_info, 536 size)) { 537 ret = -EFAULT; 538 goto out; 539 } 540 541 no_fences: 542 strlcpy(info.name, sync_file->name, sizeof(info.name)); 543 info.status = atomic_read(&sync_file->status); --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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