mshtml: Don't crash if fire_event_obj is called on detached document.

5069ad71 · Jacek Caban · Alexandre Julliard · 52bdc93e · 5069ad71
Commit 5069ad71 authored Feb 19, 2013 by Jacek Caban Committed by Alexandre Julliard Feb 19, 2013
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htmlevent.c dlls/mshtml/htmlevent.c +6 -1

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--- a/dlls/mshtml/htmlevent.c
+++ b/dlls/mshtml/htmlevent.c
@@ -1057,9 +1057,14 @@ static void fire_event_obj(HTMLDocumentNode *doc, eventid_t eid, HTMLEventObj *e

    TRACE("(%p) %s\n", doc, debugstr_w(event_info[eid].name));

+    window = doc->window;
+    if(!window) {
+        WARN("NULL window\n");
+        return;
+    }
+
    htmldoc_addref(&doc->basedoc);

-    window = doc->window;
    prev_event = window->event;
    window->event = event_obj ? &event_obj->IHTMLEventObj_iface : NULL;