mshtml: Don't cast from an iface to a COM object.

Signed-off-by: Michael Stefaniuc <mstefani@redhat.de> Signed-off-by: Jacek Caban <jacek@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

mshtml: Don't cast from an iface to a COM object.
7701c2c1 · Michael Stefaniuc · Alexandre Julliard · 64ccbcbf · 7701c2c1
Commit 7701c2c1 authored Jun 29, 2016 by Michael Stefaniuc Committed by Alexandre Julliard Jul 03, 2016
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protocol.c dlls/mshtml/protocol.c +1 -1

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--- a/dlls/mshtml/protocol.c
+++ b/dlls/mshtml/protocol.c
@@ -575,7 +575,7 @@ static ULONG WINAPI ResProtocol_AddRef(IInternetProtocol *iface)
 static ULONG WINAPI ResProtocol_Release(IInternetProtocol *iface)
 {
-    ResProtocol *This = (ResProtocol*)iface;
+    ResProtocol *This = ResProtocol_from_IInternetProtocol(iface);
    IUnknown *pUnkOuter = This->pUnkOuter;
    ULONG ref = InterlockedDecrement(&This->ref);