Jacek Caban : mshtml: Avoid crash in nsIURI:Equals if other_url is NULL.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: faf0b6bb2ae6de9796d3be58bcf4ca0c82d120b9
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=faf0b6bb2ae6de9796d3be58bcf4ca0c82d120b9

Author: Jacek Caban <jacek at codeweavers.com>
Date:   Tue Oct 27 21:10:22 2009 +0100

mshtml: Avoid crash in nsIURI:Equals if other_url is NULL.

---

 dlls/mshtml/nsio.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/dlls/mshtml/nsio.c b/dlls/mshtml/nsio.c
index 94004ab..b36f3fc 100644
--- a/dlls/mshtml/nsio.c
+++ b/dlls/mshtml/nsio.c
@@ -1754,7 +1754,7 @@ static nsresult NSAPI nsURI_Equals(nsIWineURI *iface, nsIURI *other, PRBool *_re
     }
 
     nsIWineURI_GetWineURL(wine_uri, &other_url);
-    *_retval = !UrlCompareW(This->wine_url, other_url, TRUE);
+    *_retval = other_url && !UrlCompareW(This->wine_url, other_url, TRUE);
     nsIWineURI_Release(wine_uri);
 
     return NS_OK;