[Bug 7398] New: lockon crashes with null pointer dereference during loading

[Wine Bugs]

http://bugs.winehq.org/show_bug.cgi?id=7398

Summary: lockon crashes with null pointer dereference during
                    loading
           Product: Wine
           Version: 0.9.30.
          Platform: PC
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: wine-directx-d3d
        AssignedTo: [e-mail]
        ReportedBy: [e-mail]

This is what i believe causes the crash:

fixme:d3dxof:IDirectXFileImpl_RegisterTemplates
(0x2c323338/0x2c323338)->(0x4509aa4,3278) stub!
fixme:d3dxof:IDirectXFileImpl_CreateEnumObject
(0x2c323338/0x2c323338)->(0x4255ecb9,0,0x33fa20) stub!
fixme:d3dxof:IDirectXFileImpl_CreateEnumObject Source is a file
'.\Bazar\Effects\Explode\Ground\High\Ground.x'
fixme:d3dxof:IDirectXFileEnumObjectImpl_GetNextDataObject
(0x2c323350/0x2c323350)->(0x33fa1c) stub!
fixme:d3dxof:IDirectXFileDataImpl_GetType (0x2c323368/0x2c323368)->(0x33f9fc) stub!
wine: Unhandled page fault on read access to 0x00000000 at address 0x44cee21
(thread 0009), starting debugger...

Probably its not checking for those unimplemented funcions returning NULL