diff options
Diffstat (limited to 'erts/emulator/drivers/win32/win_efile.c')
| -rw-r--r-- | erts/emulator/drivers/win32/win_efile.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/erts/emulator/drivers/win32/win_efile.c b/erts/emulator/drivers/win32/win_efile.c index f2b0c8a843..1059fa5c3a 100644 --- a/erts/emulator/drivers/win32/win_efile.c +++ b/erts/emulator/drivers/win32/win_efile.c @@ -1159,8 +1159,11 @@ char* buf; /* Buffer to read into. */ size_t count; /* Number of bytes to read. */ size_t* pBytesRead; /* Where to return number of bytes read. */ { - if (!ReadFile((HANDLE) fd, buf, count, (DWORD *) pBytesRead, NULL)) + DWORD nbytes = 0; + if (!ReadFile((HANDLE) fd, buf, count, &nbytes, NULL)) return set_error(errInfo); + + *pBytesRead = nbytes; return 1; } |