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[SHELL32] DoGetProductType(): Check RegQueryValueExW() dwType (#2331)

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Serge Gautherie 2020-02-11 17:36:12 +01:00 committed by GitHub
parent 9199c90328
commit 9f4e8ef25b
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1 changed files with 4 additions and 4 deletions
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8
dll/win32/shell32/wine/shellpath.c
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@ -67,11 +67,11 @@ typedef enum _NT_PRODUCT_TYPE
static BOOL static BOOL
DoGetProductType(PNT_PRODUCT_TYPE ProductType) DoGetProductType(PNT_PRODUCT_TYPE ProductType)
{ {
static const WCHAR ProductOptions[] = L"System\\CurrentControlSet\\Control\\ProductOptions"; static const WCHAR ProductOptions[] = L"SYSTEM\\CurrentControlSet\\Control\\ProductOptions";
HKEY hKey; HKEY hKey;
LONG error; LONG error;
WCHAR szValue[32]; WCHAR szValue[32];
DWORD cbValue; DWORD cbValue, dwType;
static DWORD s_dwProductType = 0; static DWORD s_dwProductType = 0;
if (s_dwProductType != 0) if (s_dwProductType != 0)
@ -87,8 +87,8 @@ DoGetProductType(PNT_PRODUCT_TYPE ProductType)
return FALSE; return FALSE;
cbValue = sizeof(szValue); cbValue = sizeof(szValue);
error = RegQueryValueExW(hKey, L"ProductType", NULL, NULL, (LPBYTE)szValue, &cbValue); error = RegQueryValueExW(hKey, L"ProductType", NULL, &dwType, (LPBYTE)szValue, &cbValue);
if (!error) if (!error && dwType == REG_SZ)
{ {
if (lstrcmpW(szValue, L"WinNT") == 0) if (lstrcmpW(szValue, L"WinNT") == 0)
*ProductType = NtProductWinNt; *ProductType = NtProductWinNt;