1 files changed, 4 insertions, 3 deletions
diff --git a/intern/cycles/kernel/closure/bsdf_reflection.h b/intern/cycles/kernel/closure/bsdf_reflection.h
index 303f4c9ce34..1d21614ecee 100644
--- a/intern/cycles/kernel/closure/bsdf_reflection.h
+++ b/intern/cycles/kernel/closure/bsdf_reflection.h
@@ -37,9 +37,9 @@ CCL_NAMESPACE_BEGIN
 
 /* REFLECTION */
 
-ccl_device int bsdf_reflection_setup(ShaderClosure *sc)
+ccl_device int bsdf_reflection_setup(MicrofacetBsdf *bsdf)
 {
-	sc->type = CLOSURE_BSDF_REFLECTION_ID;
+	bsdf->type = CLOSURE_BSDF_REFLECTION_ID;
 	return SD_BSDF;
 }
 
@@ -55,7 +55,8 @@ ccl_device float3 bsdf_reflection_eval_transmit(const ShaderClosure *sc, const f
 
 ccl_device int bsdf_reflection_sample(const ShaderClosure *sc, float3 Ng, float3 I, float3 dIdx, float3 dIdy, float randu, float randv, float3 *eval, float3 *omega_in, float3 *domega_in_dx, float3 *domega_in_dy, float *pdf)
 {
-	float3 N = sc->N;
+	const MicrofacetBsdf *bsdf = (const MicrofacetBsdf*)sc;
+	float3 N = bsdf->N;
 
 	// only one direction is possible
 	float cosNO = dot(N, I);