Cycles: fix another race condition in Geometry synchronization

This was forgotten in the previous fix, we should not modify sockets
updated in a separated thread.

2 files changed, 2 insertions, 2 deletions

diff --git a/intern/cycles/blender/blender_curves.cpp b/intern/cycles/blender/blender_curves.cpp
index 9070c093492..40f7a8c8c11 100644
--- a/intern/cycles/blender/blender_curves.cpp
+++ b/intern/cycles/blender/blender_curves.cpp
@@ -848,7 +848,7 @@ void BlenderSync::sync_hair(BL::Depsgraph b_depsgraph, BL::Object b_ob, Hair *ha
 
   for (const SocketType &socket : new_hair.type->inputs) {
     /* Those sockets are updated in sync_object, so do not modify them. */
-    if (socket.name == "use_motion_blur" || socket.name == "motion_steps") {
+    if (socket.name == "use_motion_blur" || socket.name == "motion_steps" || socket.name == "used_shaders") {
       continue;
     }
     hair->set_value(socket, new_hair, socket);
diff --git a/intern/cycles/blender/blender_mesh.cpp b/intern/cycles/blender/blender_mesh.cpp
index d84433ecd27..e87d87419d0 100644
--- a/intern/cycles/blender/blender_mesh.cpp
+++ b/intern/cycles/blender/blender_mesh.cpp
@@ -1065,7 +1065,7 @@ void BlenderSync::sync_mesh(BL::Depsgraph b_depsgraph, BL::Object b_ob, Mesh *me
 
   for (const SocketType &socket : new_mesh.type->inputs) {
     /* Those sockets are updated in sync_object, so do not modify them. */
-    if (socket.name == "use_motion_blur" || socket.name == "motion_steps") {
+    if (socket.name == "use_motion_blur" || socket.name == "motion_steps" || socket.name == "used_shaders") {
       continue;
     }
     mesh->set_value(socket, new_mesh, socket);