bugfix: set max MCS to 10 when UL scheduling a UE with no known uplink data

openair2/LAYER2/MAC/pre_processor.c

@@ -1370,11 +1370,14 @@ void assign_max_mcs_min_rb(module_id_t module_idP,int frameP, sub_frame_t subfra
         /* if UE has pending scheduling request then pre-allocate 3 RBs */
         //if (UE_template->ul_active == 1 && UE_template->ul_SR == 1) {
         if (UE_is_to_be_scheduled(module_idP, CC_id, i)) {
+          /* use QPSK mcs */
+          UE_template->pre_assigned_mcs_ul             = 10;
           UE_template->pre_allocated_rb_table_index_ul = 2;
           UE_template->pre_allocated_nb_rb_ul          = 3;
         } else {
-          UE_template->pre_allocated_rb_table_index_ul=-1;
-          UE_template->pre_allocated_nb_rb_ul=0;
+          UE_template->pre_assigned_mcs_ul             = 0;
+          UE_template->pre_allocated_rb_table_index_ul = -1;
+          UE_template->pre_allocated_nb_rb_ul          = 0;
         }
       }
     }