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d3dx9: Validate state operation in d3dx_parse_state().
Signed-off-by: Paul Gofman <gofmanp@gmail.com> Signed-off-by: Matteo Bruni <mbruni@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
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@ -5564,6 +5564,12 @@ static HRESULT d3dx_parse_state(struct d3dx_effect *effect, struct d3dx_state *s
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state->type = ST_CONSTANT;
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read_dword(ptr, &state->operation);
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if (state->operation >= ARRAY_SIZE(state_table))
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{
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WARN("Unknown state operation %u.\n", state->operation);
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return D3DERR_INVALIDCALL;
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}
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TRACE("Operation: %#x (%s)\n", state->operation, state_table[state->operation].name);
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read_dword(ptr, &state->index);
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