diff options
| -rw-r--r-- | base/file_util_win.cc | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/base/file_util_win.cc b/base/file_util_win.cc index 2c26a16..af989c8 100644 --- a/base/file_util_win.cc +++ b/base/file_util_win.cc @@ -972,10 +972,8 @@ bool MemoryMappedFile::MapFileToMemoryInternalEx(int flags) { if (length_ == INVALID_FILE_SIZE) return false; - // length_ value comes from GetFileSize() above. GetFileSize() returns DWORD, - // therefore the cast here is safe. file_mapping_ = ::CreateFileMapping(file_, NULL, PAGE_READONLY | flags, - 0, static_cast<DWORD>(length_), NULL); + 0, 0, NULL); if (!file_mapping_) { // According to msdn, system error codes are only reserved up to 15999. // http://msdn.microsoft.com/en-us/library/ms681381(v=VS.85).aspx. @@ -985,7 +983,7 @@ bool MemoryMappedFile::MapFileToMemoryInternalEx(int flags) { } data_ = static_cast<uint8*>( - ::MapViewOfFile(file_mapping_, FILE_MAP_READ, 0, 0, length_)); + ::MapViewOfFile(file_mapping_, FILE_MAP_READ, 0, 0, 0)); if (!data_) { UMA_HISTOGRAM_ENUMERATION("MemoryMappedFile.MapViewOfFile", logging::GetLastSystemErrorCode(), 16000); |