diff options
| author | Ben Gamari <ben@smart-cactus.org> | 2022-01-14 19:47:21 -0500 |
|---|---|---|
| committer | Ben Gamari <ben@smart-cactus.org> | 2022-01-14 19:47:21 -0500 |
| commit | fbe48364fc4839fbff6c9db39cec2da56273bf63 (patch) | |
| tree | 0ffaaaef2d29fdc9b354aca99134339b8d920d98 /libraries/base/cbits/Win32Utils.c | |
| parent | 83645d0f3599deeca9397d2fe4a1347bf4cd3b1d (diff) | |
| parent | a82a678b098268465e4a94140e3431ee580f0edd (diff) | |
| download | haskell-wip/winio-by-default.tar.gz | |
Merge branch 'Phyx/ghc-gh-18382-fix-heap-corruption' into wip/winio-by-defaultwip/winio-by-default
Diffstat (limited to 'libraries/base/cbits/Win32Utils.c')
| -rw-r--r-- | libraries/base/cbits/Win32Utils.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libraries/base/cbits/Win32Utils.c b/libraries/base/cbits/Win32Utils.c index f3dec0d98d..69d30339ba 100644 --- a/libraries/base/cbits/Win32Utils.c +++ b/libraries/base/cbits/Win32Utils.c @@ -183,10 +183,9 @@ bool __createUUIDTempFileErrNo (wchar_t* pathName, wchar_t* prefix, RPC_WSTR guidStr; if (UuidToStringW ((UUID*)&guid, &guidStr) != S_OK) goto fail; - /* We can't create a device path here since this path escapes the compiler so instead return a normal path and have openFile deal with it. */ - wchar_t* devName = malloc (sizeof (wchar_t) * wcslen (pathName)); + wchar_t* devName = malloc (sizeof (wchar_t) * (wcslen (pathName) + 1)); wcscpy (devName, pathName); int len = wcslen (devName) + wcslen (suffix) + wcslen (prefix) + wcslen (guidStr) + 3; @@ -204,6 +203,7 @@ bool __createUUIDTempFileErrNo (wchar_t* pathName, wchar_t* prefix, free (devName); RpcStringFreeW (&guidStr); + /* This should never happen because GUIDs are unique. But in case hell froze over let's check anyway. */ DWORD dwAttrib = GetFileAttributesW (*tempFileName); |