Fix for 64270 - crash on window.close when another window is referenced

r=jst,rpotts, sr=rpotts
2001-05-14 14:53:03 +00:00
parent c64ab9343c
commit cb42a1cd0d
1 changed files with 4 additions and 2 deletions
--- a/docshell/base/nsWebShell.cpp
+++ b/docshell/base/nsWebShell.cpp
@@ -232,8 +232,10 @@ nsWebShell::FireUnloadForChildren()
  PRInt32 i, n = mChildren.Count();
  for (i = 0; i < n; i++) {
    nsIDocShell* shell = (nsIDocShell*) mChildren.ElementAt(i);
-    nsCOMPtr<nsIWebShell> webShell(do_QueryInterface(shell));
-    rv = webShell->FireUnloadEvent();
+    if(shell) {
+        nsCOMPtr<nsIWebShell> webShell(do_QueryInterface(shell));
+        rv = webShell->FireUnloadEvent();
+    }
  }

  return rv;