fix some bugs in regedit
like alloca -> HeapAlloc + HeapFree

Modified: trunk/reactos/subsys/system/regedit/regproc.c
Modified: trunk/reactos/subsys/system/regedit/security.c

--- trunk/reactos/subsys/system/regedit/regproc.c	2005-10-17 22:40:24 UTC (rev 18543)
+++ trunk/reactos/subsys/system/regedit/regproc.c	2005-10-17 23:38:24 UTC (rev 18544)
@@ -1620,17 +1620,26 @@

 {
     LPCTSTR s;
     LPTSTR lpNewSubKey;

+	LONG Ret = 0;

 
     s = _tcsrchr(lpSubKey, '\\');
     if (s)
     {
         s++;

-        lpNewSubKey = (LPTSTR) alloca((s - lpSubKey + _tcslen(lpNewName) + 1) * sizeof(TCHAR));
-        memcpy(lpNewSubKey, lpSubKey, (s - lpSubKey) * sizeof(TCHAR));
-        _tcscpy(lpNewSubKey + (s - lpSubKey), lpNewName);
-        lpNewName = lpNewSubKey;

+        lpNewSubKey = (LPTSTR) HeapAlloc(GetProcessHeap(), 0, (s - lpSubKey + _tcslen(lpNewName) + 1) * sizeof(TCHAR));
+        if (lpNewName != NULL) {
+			memcpy(lpNewSubKey, lpSubKey, (s - lpSubKey) * sizeof(TCHAR));
+			_tcscpy(lpNewSubKey + (s - lpSubKey), lpNewName);
+			lpNewName = lpNewSubKey;		
+		}

     }

-    return RegMoveKey(hKey, lpNewName, hKey, lpSubKey);

+	if (lpNewName != NULL) {
+		Ret = RegMoveKey(hKey, lpNewName, hKey, lpSubKey);
+		if (s) {
+			HeapFree(GetProcessHeap(), 0, lpNewSubKey);
+		}
+	}
+    return Ret;

 }
 
 LONG RegRenameValue(HKEY hKey, LPCTSTR lpSubKey, LPCTSTR lpDestValue, LPCTSTR lpSrcValue)

--- trunk/reactos/subsys/system/regedit/security.c	2005-10-17 22:40:24 UTC (rev 18543)
+++ trunk/reactos/subsys/system/regedit/security.c	2005-10-17 23:38:24 UTC (rev 18544)
@@ -295,7 +295,7 @@

                       LPCTSTR lpMachine,
                       LPCTSTR lpKeyName)
 {

-  BOOL Result;

+  BOOL Result = FALSE;

   LPWSTR Machine, KeyName;
   HKEY hInfoKey;
   LPREGKEYSECURITY RegKeySecurity;