fusion: Return interface pointer from QI instead of impl pointer.

dlls/fusion/asmcache.c

@@ -172,7 +172,7 @@ static HRESULT WINAPI IAssemblyCacheImpl_QueryInterface(IAssemblyCache *iface,
         IsEqualIID(riid, &IID_IAssemblyCache))
     {
         IAssemblyCache_AddRef(iface);
-        *ppobj = This;
+        *ppobj = &This->IAssemblyCache_iface;
         return S_OK;
     }
 
@@ -601,7 +601,7 @@ static HRESULT WINAPI IAssemblyCacheItemImpl_QueryInterface(IAssemblyCacheItem *
         IsEqualIID(riid, &IID_IAssemblyCacheItem))
     {
         IAssemblyCacheItem_AddRef(iface);
-        *ppobj = This;
+        *ppobj = &This->IAssemblyCacheItem_iface;
         return S_OK;
     }
 

dlls/fusion/asmenum.c

@@ -72,7 +72,7 @@ static HRESULT WINAPI IAssemblyEnumImpl_QueryInterface(IAssemblyEnum *iface,
         IsEqualIID(riid, &IID_IAssemblyEnum))
     {
         IAssemblyEnum_AddRef(iface);
-        *ppobj = This;
+        *ppobj = &This->IAssemblyEnum_iface;
         return S_OK;
     }
 

dlls/fusion/asmname.c

@@ -85,7 +85,7 @@ static HRESULT WINAPI IAssemblyNameImpl_QueryInterface(IAssemblyName *iface,
         IsEqualIID(riid, &IID_IAssemblyName))
     {
         IAssemblyName_AddRef(iface);
-        *ppobj = This;
+        *ppobj = &This->IAssemblyName_iface;
         return S_OK;
     }