regedit: Pass NULL instead of the address of an empty WCHAR.

Signed-off-by: Hugh McMaster <hugh.mcmaster@outlook.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Hugh McMaster 2018-05-28 13:48:07 +00:00 committed by Alexandre Julliard
parent cc200d0a50
commit c7718d31c7
1 changed files with 2 additions and 4 deletions

View File

@ -192,9 +192,8 @@ static LPWSTR read_value(HWND hwnd, HKEY hKey, LPCWSTR valueName, DWORD *lpType,
DWORD valueDataLen;
LPWSTR buffer = NULL;
LONG lRet;
WCHAR empty = 0;
lRet = RegQueryValueExW(hKey, valueName ? valueName : &empty, 0, lpType, 0, &valueDataLen);
lRet = RegQueryValueExW(hKey, valueName, NULL, lpType, NULL, &valueDataLen);
if (lRet) {
if (lRet == ERROR_FILE_NOT_FOUND && !valueName) { /* no default value here, make it up */
if (len) *len = 1;
@ -413,12 +412,11 @@ BOOL DeleteValue(HWND hwnd, HKEY hKeyRoot, LPCWSTR keyPath, LPCWSTR valueName)
BOOL result = FALSE;
LONG lRet;
HKEY hKey;
WCHAR empty = 0;
lRet = RegOpenKeyExW(hKeyRoot, keyPath, 0, KEY_READ | KEY_SET_VALUE, &hKey);
if (lRet) return FALSE;
lRet = RegDeleteValueW(hKey, valueName ? valueName : &empty);
lRet = RegDeleteValueW(hKey, valueName);
if (lRet && valueName) {
error_code_messagebox(hwnd, IDS_BAD_VALUE, valueName);
}