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ddraw: Don't crash if writing out a new ddraw7 surface segfaults. 

Signed-off-by: Alex Henrie <alexhenrie24@gmail.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alex Henrie 2017-01-28 15:34:06 -07:00 committed by Alexandre Julliard
parent 1850ac5770
commit c9e29bff7b
2 changed files with 18 additions and 8 deletions
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24
dlls/ddraw/ddraw.c
View File

@ -2814,15 +2814,23 @@ static HRESULT WINAPI ddraw7_CreateSurface(IDirectDraw7 *iface, DDSURFACEDESC2 *
hr = ddraw_surface_create(ddraw, surface_desc, &impl, outer_unknown, 7);
wined3d_mutex_unlock();
if (FAILED(hr))
{
*surface = NULL;
return hr;
}
*surface = &impl->IDirectDrawSurface7_iface;
IDirectDraw7_AddRef(iface);
impl->ifaceToRelease = (IUnknown *)iface;
__TRY
{
if (FAILED(hr))
{
*surface = NULL;
break;
}
*surface = &impl->IDirectDrawSurface7_iface;
IDirectDraw7_AddRef(iface);
impl->ifaceToRelease = (IUnknown *)iface;
}
__EXCEPT_PAGE_FAULT
{
hr = E_INVALIDARG;
}
__ENDTRY;
return hr;
}

2
dlls/ddraw/tests/ddraw7.c
View File

@ -1994,6 +1994,8 @@ static void test_surface_qi(void)
surface_desc.ddsCaps.dwCaps = DDSCAPS_TEXTURE;
surface_desc.dwWidth = 512;
surface_desc.dwHeight = 512;
hr = IDirectDraw7_CreateSurface(ddraw, &surface_desc, (IDirectDrawSurface7 **)0xdeadbeef, NULL);
ok(hr == E_INVALIDARG, "Got unexpected hr %#x.\n", hr);
hr = IDirectDraw7_CreateSurface(ddraw, &surface_desc, &surface, NULL);
ok(SUCCEEDED(hr), "Failed to create surface, hr %#x.\n", hr);