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fix DeleteAttachedSurface and add some NULL checks

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This commit is contained in:
FunkyFr3sh 2021-05-06 01:24:07 +02:00
parent 442b6c3f57
commit 63c4e6ff57
1 changed files with 15 additions and 7 deletions
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8
src/ddsurface.c
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@ -13,6 +13,8 @@
HRESULT dds_AddAttachedSurface(IDirectDrawSurfaceImpl *This, LPDIRECTDRAWSURFACE lpDDSurface) HRESULT dds_AddAttachedSurface(IDirectDrawSurfaceImpl *This, LPDIRECTDRAWSURFACE lpDDSurface)
{
if (lpDDSurface)
{ {
IDirectDrawSurface_AddRef(lpDDSurface); IDirectDrawSurface_AddRef(lpDDSurface);
@ -23,6 +25,7 @@ HRESULT dds_AddAttachedSurface(IDirectDrawSurfaceImpl *This, LPDIRECTDRAWSURFACE
This->backbuffer = surface; This->backbuffer = surface;
} }
}
return DD_OK; return DD_OK;
} }
@ -610,8 +613,13 @@ HRESULT dds_BltFast(IDirectDrawSurfaceImpl *This, DWORD dst_x, DWORD dst_y, LPDI
} }
HRESULT dds_DeleteAttachedSurface(IDirectDrawSurfaceImpl *This, DWORD dwFlags, LPDIRECTDRAWSURFACE lpDDSurface) HRESULT dds_DeleteAttachedSurface(IDirectDrawSurfaceImpl *This, DWORD dwFlags, LPDIRECTDRAWSURFACE lpDDSurface)
{
if (lpDDSurface)
{ {
IDirectDrawSurface_Release(lpDDSurface); IDirectDrawSurface_Release(lpDDSurface);
This->backbuffer = NULL;
}
return DD_OK; return DD_OK;
} }