Jacek Caban : mshtml: Don' t do anything in handle_htmlevent if document is already detached.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 481abdb304f1d8458dafd236016d9d487f22b3f9
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=481abdb304f1d8458dafd236016d9d487f22b3f9

Author: Jacek Caban <jacek at codeweavers.com>
Date:   Thu Sep 20 15:05:07 2012 +0200

mshtml: Don't do anything in handle_htmlevent if document is already detached.

---

 dlls/mshtml/nsevents.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/dlls/mshtml/nsevents.c b/dlls/mshtml/nsevents.c
index 3fd1962..4f970df 100644
--- a/dlls/mshtml/nsevents.c
+++ b/dlls/mshtml/nsevents.c
@@ -288,6 +288,11 @@ static nsresult NSAPI handle_htmlevent(nsIDOMEventListener *iface, nsIDOMEvent *
 
     TRACE("%p\n", This->This);
 
+    if(!doc) {
+        WARN("NULL doc\n");
+        return NS_OK;
+    }
+
     nsAString_Init(&type_str, NULL);
     nsIDOMEvent_GetType(event, &type_str);
     nsAString_GetData(&type_str, &type);