Aded check for null parent to fix printing

git-svn-id: svn://10.0.0.236/trunk@22909 18797224-902f-48f8-a5cc-f745e15eee43
1999-03-05 20:14:05 +00:00
parent 36da73bc23
commit e0396140b8
1 changed files with 3 additions and 0 deletions
--- a/mozilla/view/src/nsScrollingView.cpp
+++ b/mozilla/view/src/nsScrollingView.cpp
@@ -901,6 +901,9 @@ NS_IMETHODIMP nsScrollingView :: CreateScrollControls(nsNativeWidget aNative)
    while (win == nsnull) {
      nsIView * parent;
      view->GetParent(parent);
+      if (nsnull == parent) {
+        break;
+      }
      parent->GetWidget(win);
      view = parent;
    }