1 files changed, 2 insertions, 0 deletions
diff --git a/intern/cycles/kernel/closure/bsdf_hair.h b/intern/cycles/kernel/closure/bsdf_hair.h
index 0554d6e92fc..a136ed05800 100644
--- a/intern/cycles/kernel/closure/bsdf_hair.h
+++ b/intern/cycles/kernel/closure/bsdf_hair.h
@@ -89,6 +89,7 @@ ccl_device float3 bsdf_hair_transmission_eval_reflect(ccl_private const ShaderCl
                                                       const float3 omega_in,
                                                       ccl_private float *pdf)
 {
+  *pdf = 0.0f;
   return make_float3(0.0f, 0.0f, 0.0f);
 }
 
@@ -97,6 +98,7 @@ ccl_device float3 bsdf_hair_reflection_eval_transmit(ccl_private const ShaderClo
                                                      const float3 omega_in,
                                                      ccl_private float *pdf)
 {
+  *pdf = 0.0f;
   return make_float3(0.0f, 0.0f, 0.0f);
 }