Bug 372284, r+sr=peterv

This commit is contained in:
Olli Pettay 2009-03-30 12:59:28 +03:00
parent d2b90e9a8e
commit dcd3c5dbc9

View File

@ -247,7 +247,7 @@ nsTransactionItem::UndoChildren(nsTransactionManager *aTxMgr)
while (sz-- > 0) {
result = mUndoStack->Peek(getter_AddRefs(item));
if (NS_FAILED(result)) {
if (NS_FAILED(result) || !item) {
return result;
}
@ -339,7 +339,7 @@ nsTransactionItem::RedoChildren(nsTransactionManager *aTxMgr)
while (sz-- > 0) {
result = mRedoStack->Peek(getter_AddRefs(item));
if (NS_FAILED(result)) {
if (NS_FAILED(result) || !item) {
return result;
}