wbemprox: Fix BSTR leaks caused by incorrect use of SafeArrayPutElement() (Valgrind).

dlls/wbemprox/query.c

@@ -700,6 +700,7 @@ SAFEARRAY *to_safearray( const struct array *array, CIMTYPE type )
                 SafeArrayDestroy( ret );
                 return NULL;
             }
+            SysFreeString( str );
         }
         else if (SafeArrayPutElement( ret, &i, ptr ) != S_OK)
         {
@@ -1002,6 +1003,7 @@ HRESULT get_properties( const struct view *view, LONG flags, SAFEARRAY **props )
             SafeArrayDestroy( sa );
             return E_OUTOFMEMORY;
         }
+        SysFreeString( str );
         j++;
     }
     *props = sa;

dlls/wbemprox/reg.c

@@ -51,6 +51,12 @@ static HRESULT to_bstr_array( BSTR *strings, DWORD count, VARIANT *var )
     return S_OK;
 }
 
+static void free_bstr_array( BSTR *strings, DWORD count )
+{
+    while (count--)
+        SysFreeString( *(strings++) );
+}
+
 static HRESULT to_i4_array( DWORD *values, DWORD count, VARIANT *var )
 {
     SAFEARRAY *sa;
@@ -114,7 +120,11 @@ static HRESULT enum_key( HKEY root, const WCHAR *subkey, VARIANT *names, VARIANT
         }
         i++;
     }
-    if (hr == S_OK && !res) hr = to_bstr_array( strings, i, names );
+    if (hr == S_OK && !res)
+    {
+        hr = to_bstr_array( strings, i, names );
+        free_bstr_array( strings, i );
+    }
     set_variant( VT_UI4, res, NULL, retval );
     RegCloseKey( hkey );
     heap_free( strings );
@@ -218,6 +228,7 @@ static HRESULT enum_values( HKEY root, const WCHAR *subkey, VARIANT *names, VARI
     if (hr == S_OK && !res)
     {
         hr = to_bstr_array( value_names, i, names );
+        free_bstr_array( value_names, i );
         if (hr == S_OK) hr = to_i4_array( value_types, i, types );
     }