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st/nine: Prevent crash in GetRenderTargetData

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Return error instead of crashing on source surfaces
with format D3DFMT_NULL.

Fix for issue #236.

Tested on Windows 7.

Signed-off-by: Patrick Rudolph <siro@das-labor.org>
Reviewed-by: Axel Davy <axel.davy@ens.fr>
This commit is contained in:
Patrick Rudolph 2016-09-28 18:50:19 +02:00 • committed by Axel Davy
parent 09edc0555f
commit 5d85253dc3
1 changed files with 2 additions and 0 deletions
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2
src/gallium/state_trackers/nine/device9.c
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@ -1464,6 +1464,8 @@ NineDevice9_GetRenderTargetData( struct NineDevice9 *This,
user_assert(src->desc.Width == dst->desc.Width, D3DERR_INVALIDCALL);
user_assert(src->desc.Height == dst->desc.Height, D3DERR_INVALIDCALL);
user_assert(src->desc.Format != D3DFMT_NULL, D3DERR_INVALIDCALL);
NineSurface9_CopyDefaultToMem(dst, src);
return D3D_OK;